Arc Weld Studs
arc-weld-studs
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Please click the Request Information button to configure your Standard Thread Arc Weld Studs.
a1074.jpg
* Ferrules used with studs 3/4" long are special "short F" ferrules.
**KNOCK-OFF studs are available if shorter lengths are required.
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Please click the Request Information button to configure your Full Thread Arc Weld Studs.
a1078.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Please click the Request Information button to configure your Full Base Arc Weld Studs.
a1083.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Please click the Request Information button to configure your Long Reduced Base Arc Weld Studs.
a1087.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Please click the Request Information button to configure your Short Reduced Base Arc Weld Studs.
a1091.jpg
* Ferrules used with studs 3/4" long are special "short F" ferrules.
** KNOCK-OFF studs are available if shorter lengths are required.
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your No Thread Arc Weld Studs.
a1095.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your Bent No Thread Arc Weld Studs.
a1099.jpg
* Maximum standard tap depth equals 1-1/2 times tap diameter.
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Taps
Standard tap is UNC-2B, other taps are available.
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Please click the Request Information button to configure your Tapped Full Base Arc Weld Studs.
a1103.jpg
* Maximum standard tap depth equals 1-1/2 times tap diameter.
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Taps
Standard tap is UNC-2B, other taps are available.
Please click the Request Information button to configure your Tapped Reduced Base Arc Weld Studs.
a1107.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads available upon request.
Please click the Request Information button to configure your Threaded Shoulder Arc Weld Studs.
a1111.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your Annular Groove Shoulder Arc Weld Studs.
a1165.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your No Thread Shoulder Arc Weld Studs.
a1115.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Please click the Request Information button to configure your Collar Arc Weld Studs.
a1119.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Please click the Request Information button to configure your Bent Collar Arc Weld Studs.
a1123.jpg
* Ferrules used with Studs 3/4" long are special "short F" ferrules.
Materials
Low Carbon Steel
Conforms to: MIL-S-24149
Type: I Class: III
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Please click the Request Information button to configure your Annular Ring (Navy) Arc Weld Studs.
a1137.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your Plain Rectangular Arc Weld Studs.
a1153.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your 'T' Slotted Rectangular Arc Weld Studs.
a1157.jpg
Materials
Low Carbon Steel
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your Rectangular Arc Weld Studs With Hole.
a1161.jpg
Materials
Low Carbon Steel
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Elongation - 20% (in 2 inches)
Ferrules
Ferrules are component parts of studs. Not sold separately.
Please click the Request Information button to configure your Knurled Arc Weld Studs.
a1178.jpg
Materials
Low Carbon Steel
AISI C1010 through C1020
Also available in stainless steel.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Elongation - 20% (in 2 inches)
Specs
ALL MIDWEST FASTENERS ARC HCA studs meet AWS specifications.
Test reports available upon request.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Ferrule exterior dimensions are available upon request.
*Headed Concrete Anchors are available for welding to flat surface, inside angles, and outside angles. Each of these applications requires the proper style stud and ferrule, so please specify your application when ordering studs.
Please click the button below to
configure your Concrete Anchor Weld Studs today.
a1183.jpg
Materials
Low Carbon Steel
AISI C1015, C1018, or C1020
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Reduction of Area - 50% (min.)
Specs
ALL MIDWEST FASTENERS ARC SC studs meet AWS, AASHTO, and ICBO specifications.
Test reports available upon request.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Ferrule exterior dimensions are available upon request.
*Shear Connectors
Available for welding to flat surface, inside angles, outside angles, and "thru deck." Each of these applications requires the proper style stud and ferrule, so please specify your application when ordering studs.
Please click the Request Information button to configure your Shear Connector Arc Weld Studs.
a1188.jpg
Standard Thread Arc Weld Studs
| D | Min. L | BD | Min. BL | FD | FH | Ferrule Code |
| 1/4 | 3/4 | 0.215 | 0.375 | 0.312 | 0.093 | P250 |
| 5/16 | 3/4 | 0.275 | 0.375 | 0.406 | 0.109 | P312 |
| 3/8 | 3/4 | 0.330 | 0.390 | 0.468 | 0.109 | P375 |
| 7/16 | 3/4 | 0.387 | 0.437 | 0.531 | 0.125 | P347 |
| 1/2 | 7/8 | 0.446 | 0.500 | 0.593 | 0.156 | P500 |
| 5/8 | 1 | 0.562 | 0.625 | 0.750 | 0.187 | P625 |
| 3/4 | 1-1/4 | 0.680 | 0.796 | 0.920 | 0.250 | P750 |
| 7/8 | 1-3/8 | 0.798 | 0.859 | 1.046 | 0.312 | P875 |
| 1" | 1-1/2 | 0.913 | 0.921 | 1.187 | 0.375 | P1000 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Full Thread Arc Weld Studs
| D | Min. L** | FD | FH | Ferrule Code |
| #10 | 3/4* | 0.281 | 0.093 | F187 |
| 1/4 | 3/4* | 0.359 | 0.109 | F250 |
| 5/16 | 3/4* | 0.437 | 0.109 | F312 |
| 3/8 | 3/4* | 0.500 | 0.125 | F375 |
| 7/16 | 7/8 | 0.578 | 0.140 | F437 |
| 1/2 | 7/8 | 0.625 | 0.156 | F500 |
| 5/8 | 1-1/8 | 0.796 | 0.187 | F625 |
| 3/4 | 1-1/8 | 0.937 | 0.250 | F750 |
| 7/8 | 1-1/2 | 1.093 | 0.312 | F875 |
**KNOCK-OFF studs are available if shorter lengths are required.
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Full Base Arc Weld Studs
| D | Min. L | Min. BL | Max. FD | Max. FH | Ferrule Code |
| 1/4 | 3/4* | 0.375 | 0.335 | F250 | |
| 5/16 | 7/8 | 0.375 | 0.406 | 0.125 | F312 |
| 3/8 | 0.500 | 0.468 | 0.141 | F375 | |
| 7/16 | 1-1/8 | 0.500 | 0.546 | 0.156 | F437 |
| 1/2 | 1-1/4 | 0.500 | 0.609 | 0.172 | F500 |
| 5/8 | 1-1/2 | 0.500 | 0.765 | 0.266 | F625 |
| 3/4 | 1-3/4 | 0.675 | 0.906 | 0.335 | F750 |
| 7/8 | 2-1/2 | 0.750 | 1.046 | 0.390 | F875 |
| 1 | 2-1/2 | 1.000 | 1.203 | 0.468 | F1000 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Long Reduced Base Arc Weld Studs
| D | Min. L | BD | Min. BL | FD | FH | Ferrule Code |
| 1/4 | 3/4 | 0.187 | 0.375 | 0.281 | 0.109 | FS187 |
| 5/16 | 3/4 | 0.250 | 0.375 | 0.359 | 0.125 | FS250 |
| 3/8 | 3/4 | 0.312 | 0.375 | 0.437 | 0.125 | FS312 |
| 7/16 | 1 | 0.375 | 0.375 | 0.500 | 0.140 | FS375 |
| 1/2 | 1 | 0.437 | 0.437 | 0.578 | 0.140 | FS437 |
| 5/8 | 1-1/4 | 0.500 | 0.500 | 0.656 | 0.156 | FS500 |
| 3/4 | 1-1/2 | 0.625 | 0.718 | FS625 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Short Reduced Base Arc Weld Studs
| D | Min. L | BD | Min. BL | FD | FH | Ferrule Code |
| 1/4 | 7/8 | 0.187 | 0.156 | 0.281 | 0.109 | TB250 |
| 5/16 | 7/8 | 0.275 | 0.250 | 0.390 | 0.109 | RB312 |
| 3/8 | 7/8 | 0.312 | 0.250 | 0.437 | 0.125 | RB375 |
| 1/2 | 1 | 0.435 | 0.250 | 0.593 | 0.156 | RB500 |
| 5/8 | 1-1/8 | 0.500 | 0.312 | 0.687 | 0.156 | TB625 |
| 3/4 | 1-1/8 | 0.625 | 0.375 | 0.812 | 0.187 | TB750 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
No Thread Arc Weld Studs
| D | Min. L** | FD | FH | Ferrule Code |
| 3/16 | 3/4* | 0.281 | 0.093 | F187 |
| 1/4 | 3/4* | 0.359 | 0.109 | F250 |
| 5/16 | 3/4* | 0.437 | 0.109 | F312 |
| 3/8 | 3/4* | 0.500 | 0.125 | F375 |
| 7/16 | 3/4* | 0.578 | 0.140 | F437 |
| 1/2 | 7/8 | 0.627 | 0.156 | F500 |
| 5/8 | 1" | 0.796 | 0.187 | F625 |
| 3/4 | 1-1/8 | 0.937 | 0.250 | F750 |
| 7/8 | 1-1/4 | 1.093 | 0.312 | F875 |
| 1" | 1-1/2 | 1.312 | 0.375 | F1000 |
** KNOCK-OFF studs are available if shorter lengths are required.
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Bent No Thread Arc Weld Studs
| D | Min. L | Min. X | Min. R | Ferrule Code |
| 1/4 | 1-1/8 | 1-1/4 | 0.125 | F250 |
| 5/16 | 1-1/4 | 1-1/2 | 0.218 | F312 |
| 3/8 | 1-1/2 | 1-1/2 | 0.218 | F375 |
| 7/16 | 1-5/8 | 1-5/8 | 0.250 | F437 |
| 1/2 | 1-3/4 | 1-3/4 | 0.250 | F500 |
| 5/8 | 1-7/8 | 2" | 0.312 | F625 |
| 3/4 | 2-3/4 | 3" | 0.500 | F750 |
| 7/8 | 3-1/2 | 3-3/8 | 0.500 | F875 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Tapped Full Base Arc Weld Studs
| D | Min. L | TD | TL* | Max. FD | Max. FH | Ferrule Code |
| 1/4 | 9/16 | 8-32 | 1/4 | 0.359 | 0.109 | F250 |
| 5/16 | 21/32 | 10-24 | 9/32 | 0.437 | 0.109 | F312 |
| 3/8 | 13/16 | 1/4-20 | 3/8 | 0.500 | 0.125 | F375 |
| 7/16 | 29/32 | 5/16-18 | 15/32 | 0.578 | 0.140 | F437 |
| 1/2 | 1-1/32 | 3/8-16 | 9/16 | 0.625 | 0.156 | F500 |
| 5/8 | 1-9/32 | 3/8-16 | 9/16 | 0.625 | 0.156 | F500 |
| 3/4 | 1-3/8 | 1/2-13 | 3/4 | 0.937 | 0.250 | F750 |
| 7/8 | 1-5/8 | 5/8-11 | 15/16 | 1.093 | 0.312 | F875 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Taps
Standard tap is UNC-2B, other taps are available.
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Tapped Reduced Base Arc Weld Studs
| D | Min. L | TD | TL* | BD | BL | Ferrule Code |
| 3/8 | 1-1/2 | 1/4-20 | 3/8 | 0.250 | 7/16 | FS250 |
| 1/2 | 1-1/2 | 3/8-16 | 9/16 | 0.375 | 7/16 | FS375 |
| 5/8 | 1-1/2 | 7/16-14 | 21/32 | 0.500 | 1/2 | FS500 |
| 3/4 | 1-1/2 | 7/16-14 | 21/32 | 0.500 | 1/2 | FS500 |
| 7/8 | 2 | 5/8-11 | 15/16 | 0.625 | 5/8 | FS625 |
| 1" | 2-1/2 | 3/4-10 | 1" | 0.750 | 5/8 | FS750 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Taps
Standard tap is UNC-2B, other taps are available.
Threaded Shoulder Arc Weld Studs
| D | Min. L | TD | Max. TL | FD | FH | Ferrule Code |
| 1/4 | 0.312 | #8 | 0.437 | 0.359 | 0.109 | F250 |
| 5/16 | 0.375 | #10 | 0.500 | 0.437 | 0.109 | F312 |
| 3/8 | 0.375 | 1/4 | 0.750 | 0.500 | 0.125 | F375 |
| 7/16 | 0.437 | 5/16 | 0.875 | 0.578 | 0.140 | F437 |
| 1/2 | 0.500 | 3/8 | 1.000 | 0.627 | 0.156 | F500 |
| 5/8 | 0.625 | 1/2 | 1.250 | 0.796 | 0.187 | F625 |
| 3/4 | 0.625 | 5/8 | 1.625 | 0.937 | 0.250 | F750 |
| 7/8 | 0.750 | 3/4 | 1.875 | 1.093 | 0.312 | F875 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads available upon request.
Annular Groove Shoulder Arc Weld Studs
| D | Min. L | GD | GL | FD | FH | Ferrule Code |
| 5/16 | 1" | 0.187 | 0.375 | 0.437 | 0.109 | F312 |
| 5/16 | 1" | 0.187 | 0.437 | 0.437 | 0.109 | F312 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
No Thread Shoulder Arc Weld Studs
| D | Min. L | ED | EL | FD | FH | Ferrule Code |
| 5/16 | 3/8 | 3/16 | 3/16 | 0.437 | 0.109 | F312 |
| 3/8 | 3/8 | 3/16 | 3/16 | 0.500 | 0.125 | F375 |
| 1/2 | 1/2 | 3/8 | 45/64 | 0.627 | 0.156 | F500 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Collar Arc Weld Studs
| TD | Min. TL | BD | Min. BL | CD | CT | Ferrule Code |
| 1/4 | 0.375 | 0.215 | 0.500 | 0.500 | 0.093 | C250 |
| 5/16 | 0.375 | 0.275 | 0.500 | 0.562 | 0.093 | C312 |
| 3/8 | 0.500 | 0.330 | 0.500 | 0.625 | 0.109 | C375 |
| 1/2 | 0.625 | 0.448 | 0.593 | 0.750 | 0.140 | C500 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Bent Collar Arc Weld Studs
| TD | Std. TL | Min. BL | BD | CD | CT | X |
| 3/8-16 | 1.375 | 0.625 | 0.331 | 5/8 | 0.109 | 5/8 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Threads
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8".
Annular Ring (Navy) Arc Weld Studs
| Nom. D | Min. L | RD | RL | Ferrule Code |
| 3/16 | 3/4"* | 0.175 | 0.312 | F187 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Type: I Class: III
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Compliances & Standards
MIL-S-24149 (Military Specification: Studs, Welding and Arc Shields (Ferrules)
Plain Rectangular Arc Weld Studs
| W | Min. L | FW | FL | FH | Ferrule Code |
| 3/8 | 7/8 | 0.218 | 0.437 | 0.125 | R375 |
| 5/8 | 1" | 0.218 | 0.687 | 0.156 | R625 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
'T' Slotted Rectangular Arc Weld Studs
| W | Min. L | OH | X | B | Ferrule Code |
| 3/8 | 1/2 | 0.322 | 0.765 | 0.122 | R375 |
| 5/8 | 1/2 | 0.500 | 1.250 | 0.185 | R625 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Rectangular Arc Weld Studs With Hole
| W | Min. L | D | X | Ferrule Code |
| 3/8 | 7/8 | 0.203 | 5/16 | R375 |
| 5/8 | 1" | 0.312 | 5/16 | R625 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Stainless Steel
AISI grade - 302/304/305 std.
Other grades available upon request.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Stainless Steel
Values for various grades available upon request.
Plating
Low Carbon Steel
Plating is not standard.
Copper, nickel, and zinc available upon customer request.
Stainless Steel
Does not apply to Stainless.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Knurled Arc Weld Studs
| D | Min. L | GD | Ferrule Code |
| 5/16 | 1" | 0.327 | F312 |
Materials
Low Carbon Steel
| C - 0.23% max. | P - 0.04% max. |
| Mn - 0.90% max. | S - 0.05% max. |
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Elongation - 20% (in 2 inches)
Ferrules
Ferrules are component parts of studs. Not sold separately.
Headed Concrete Anchor Arc Weld Studs
| D | Min. L | HD | HT | Ferrule Code* |
| 1/4 | 3/4 | 1/2 | 3/16 | F250 |
| 3/8 | 3/4 | 3/4 | 9/32 | F375 |
| 1/2 | 1" | 1" | 5/16 | F500 |
| 5/8 | 1" | 1-1/4 | 5/16 | F625 |
Materials
Low Carbon Steel
AISI C1010 through C1020
Also available in stainless steel.
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Elongation - 20% (in 2 inches)
Specs
ALL MIDWEST FASTENERS ARC HCA studs meet AWS specifications.
Test reports available upon request.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Ferrule exterior dimensions are available upon request.
*Headed Concrete Anchors are available for welding to flat surface, inside angles, and outside angles. Each of these applications requires the proper style stud and ferrule, so please specify your application when ordering studs.
Shear Connector Arc Weld Studs
| D | Min. L | HD | HT | Ferrule Code* |
| 3/4 | 1-1/2 | 1-1/4 | 3/8 | F750 |
| 7/8 | 2 | 1-3/8 | 3/8 | F875 |
Materials
Low Carbon Steel
AISI C1015, C1018, or C1020
Mechanical Properties
Low Carbon Steel
Tensile - 60,000 psi (min.)
Yield - 50,000 psi (min.)
Elongation - 20% (in 2 inches)
Reduction of Area - 50% (min.)
Specs
ALL MIDWEST FASTENERS ARC SC studs meet AWS, AASHTO, and ICBO specifications.
Test reports available upon request.
Ferrules
Ferrules are component parts of studs. Not sold separately.
Ferrule exterior dimensions are available upon request.
*Shear Connectors
Available for welding to flat surface, inside angles, outside angles, and "thru deck." Each of these applications requires the proper style stud and ferrule, so please specify your application when ordering studs.
