Long Reduced Base
Arc Weld Stud Tensile / Torque Strength Chart
D Min L Bd Min Bl Fd Fh Ferrule Id
1/4
3/4
.187
.375
.281
.109
FS187
5/16
3/4
.250
.375
.359
.125
FS250
3/8
3/4
.312
.375
.437
.125
FS312
7/16
1
.375
.375
.500
.140
FS375
1/2
1
.437
.437
.578
.140
FS437
5/8
1-1/4
.500
.500
.656
.156
FS500
3/4
1-1/2
.625
.718


FS625


Low Carbon Steel
C 0.23% max.
Mn 0.90% max.
P 0.04% max.
S 0.05% max.
Tensile 60,000 psi (min.)
Yield 50,000 psi (min.)
Elong 20% (in 2 inches)
Plating Plating is not standard. Cadmium, Copper, Nickel, and Zinc available upon customer request.


Stainless Steel
Mat Note AISI grade - 302/304/305 std. Other grades available upon request.
Plating Does not apply to Stainless.
Mech Note Values for various grades available upon request.