tension control bolts

As a manufacturer of tension control bolts, we are able to produce tension control bolts thread size 1/2"-13, 5/8"-11, 3/4"-10, 7/8"-9, 1"-8, 1 1/8"-7, 1 1/4"-7, Length 1 1/4" to 8". We are able to produce tension control bolts A 490, A 490M, A 325, A 325M, ASME B 18.2.6, ASME B 18.2.1, EN 14399, DIN 6914, DIN 7990, ISO 7411, ASTM F 3125, ASTM F 3125M, ASME B 18.2.6 - 2006 (ASTM F 1852 / ASTM F 2280) Steel Structure With High Torsional Shear Strength Hexagon Head Bolts (ASTM F 1852 / ASTM F 2280), ASME B 18.2.6-2006(ASTM F 1852 / ASTM F 2280) Steel structure with high strength round torsional shear bolt (ASTM F 1852 / ASTM F 2280), EN 14399(-10 cup)-2018 High-Strength Structural Bolting Assemblies For Preloading - System HRC - Bolt HRC with Cup Head, JSS II 09(-1)-1996 Torsional shear type high strength bolt for structural connection, ASME B 18.2.6 - 2019 (ASTM F3125 / F3125M) Twist-Off-Type Tension Control Structural Bolts: Heavy Round Head Configurations (ASTM F3125 / F3125M), ASME B 18.2.6 - 2010 (ASTM F 1852 / ASTM F 2280) [Table 7], Twist-Off-Type Tension Control Structural Bolts: Heavy Round Head Configurations (ASTM F 1852 / ASTM F 2280), GB /T 3632 - 2008 Sets Of Torshear Type High Strength Bolt Hexagon Nuts And Plain Washer For Steel Structures, GB /T 3632 - 1995, Sets of torshear type high strength bolt for steel structures, GB /T 32076.8 - 2017 High-Strength Structural Bolting Assemblies For Preloading - Torshear Type Bolt With Cup Head, Torshear Type Bolt With Hexagon Head With Large Width Across Flats and other standards. tension control bolts thread size 1/2"-13, 5/8"-11, 3/4"-10, 7/8"-9, 1"-8, 1 1/8"-7, 1 1/4"-7, Length 1 1/4" to 8".

Our company tension control bolts specifications are complete, the quality is stable, the delivery is fast, the service is thoughtful, welcome to order. Tension control bolts are used for the connection and fixing of steel structural parts of various buildings and bridges.

tension control bolts

tension control bolts 

tension control bolts in production

tension control bolts under heat treatment

tension control bolts in quality testing

tension control bolts in quality inspection

One corner of the tension control bolts warehouse

Certification of Quality Guarantee

ISO9001-2015 Valid from 22-07-2022 until 21-07-2025

CE Certified Valid from 29-01-2019 until 28-01-2024