JJF 1478-2014 Active National Metrology Technical Specifications JJF

JJF 1478-2014 Calibration Specification for High Strength Bolt Testers

Publish Date: 2014-08-25 Implement Date: 2014-11-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJF 1478-2014

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2014-08-25

Implement Date: 2014-11-25

Pages: 20 pages

Scope

This specification is applicable to the calibration of high-strength bolt testers with a test force not exceeding 500 kN and a test torque not exceeding 2 kNm. The tester is mainly used to measure the torque coefficient of high-strength hexagonal head bolt joints or the fastening axial force of torsion-shear type high-strength bolt joints.

Development Information

Word Count: 24 Thousand words Pages: 20 pages

Referenced Standards

JJG 707-2003 Torque Wrenches JJG 707-2014 Torque Wrenches GB/T 1231-1991 Specifications of high strength bolts with large hexagon head, large hexagon nuts, plain washers for steel structures GB/T 1231-2006 Specifications of high strength bolts with large hexagon head,large hexagon nuts,plain washers for steel structures GB/T 1231-2024 High strength bolts with large hexagon head assemblies for steel structures GB/T 3632-1995 Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures GB/T 3632-2008 Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures GB 50205-2001 Code for acceptance of construction quality of steel structures GB 50205-2020 Standard for acceptance of construction quality of steel structures

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