ASTM A193 Grade B7 U Bolts

High Temperature Bolting

ASTM A193 Grade B7 U Bolt

ASTM A193 Grade B7 U Bolts Boltport Fasteners is a manufacturer and supplier of ASTM A193 Grade B7 U Bolts as per DIN 3570 and ASME B18.31.5 dimension standards. These U bolts are produced in round bend and square bend profile with black phosphate, zinc plating, hot dip galvanizing or zinc flake coating. B7 U bolts are used with 2 or 4 units of hex nuts preferable to A194 Grade 2H specification. We offer U-bolt sets in metric and imperial sizes with coarse, fine or extra fine threads.

Visit Specification page to find information on ASTM A193 Grade B7 chemical composition, applicable heat treatment, and mechanical properties such as tensile strength, yield strength, hardness requirement, product marking, applicable product standards, etc.,

For a quick quote on A193 Grade B7 U-Bolts, please contact our sales team at

U Bolt Sizes & Thread Specifications

Pipe Sizes Metric DN 20 to DN500
Pipe Sizes Imperial ½" to 24"
Thread Standards ISO 68-1, ISO 268, ISO 724, ASME B1.1, ASME B1.13M, BS 84, BS 3643

U Bolt Standards

Imperial Metric
3570 -- B18.31.5 -- --

Applicable Coatings