ASTM A-159
Automotive use
G-2500
G-3000
G-3500
ASTM A-447
General use
Gr 80 – 40
Gr 80 – 50
Gr 90 – 60
ASTM A-436
General uses without mechanical properties
Gr 1030
Gr 4140
Gr 8630
ASTM A-278
General uses with mechanical properties
Gr 60 – 30
Gr 65 – 35
Gr 70 – 36