STUDBOLTS聽 HEX HEAD BOLT聽 HEAVY HEX NUT聽 SCREWS ASTM A193 B8S B8SA
Mn
P
S
Si
Cr
Ni
Nitrogen
0.10 Max
7.00 - 9.00
0.040 Max
0.030 Max
3.50 - 4.50
16.00 - 18.00
8.00 - 9.00
0.08 - 0.18
CLASS IC: B8S
CLASS IC: B8SA
Heat Treatement
Tensile Strength min, ksi (MPa)
Yield Strength. min, 0.2% offset, Ksi (MPa)
Elongation in 2" min %
Reduction of Area min %
Hardness max
All diameters
Carbide Solution Treated聽 in the finished condition
95(655)
50(345)
35
55
271 HB or 28 HRC
