B7 Alloy Heavy Hex Head Cap Screws
Designed for high temperature, high strength applications, these screws meet ASTM A-193 Grade B7 specifications. Manufactured from 4140 steel, they are clearly marked for ease of inspection. Stocked in diameters from 1/4" to 3" and lengths up to 30". Also available in a finished head.
Group codes represented: B7BLT, B7BLTF
Part# examples: 75U400B7BLT, 87U1000B7BLT, 62U500B7BLTF
A-325 Structural Heavy Hex Head Bolts
Designed for use in structural joints, these bolts are made from 1045 steel and meet ASTM A-325 specifications. Hot dipped galvanized finish available. Stocked in diameters from 1/2" and lengths to 30". Matched A-325 heavy hex nuts are always included. Head markings for an A-325 bolt is a stamped 'A325' somewhere on the head. See common head markings for hex bolt grade differences.
Group codes represented: A325
Part# examples:
62U200A325
A-490 Structural Heavy Hex Head Bolts
Designed for use in structural joints, these bolts are made from 4140 steel and meet ASTM A-490 specifications. Available in diameters from 1/2" to 1 1/2" and up to 30" in length. Matched 2H heavy hex nuts are always included. Head markings for an A-490 bolt is a stamped 'A490' somewhere on the head. See common head markings for hex bolt grade differences.
Group codes represented: A490
Part# examples: 75U300A490, 100U400A490
