ASTM A193  GRADE B7 HEAVY HEX BOLTS

ITEM:

STANDARD SPECIFICATION FOR ALLOY STEEL BOLTING FOR HIGH TEMPERATURE OR HIGH PRESSURE SERVICE

MATERIAL:

ALLOY STEEL  A193 B7 (ANSI 4140)

DIMENSION:

ANSI/ASME B18.2.1 HEAVY HEX BOLTS

FINISHING:

BLACK

HOT DIP GALVANIZED