T/SSEA 0024-2019 Active Group standards

T/SSEA 0024-2019 Automotive cold heading steel wire rod

Publish Date: 2019-05-10 Implement Date: 2019-05-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/SSEA 0024-2019

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Steel shapes and special-shaped steel

ICS Name: \nSteel rods and steel bars

Publish Date: 2019-05-10

Implement Date: 2019-05-10

Scope

Main technical content: This standard specifies the ordering content, classification and code, dimensions, shape, weight and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of cold heading steel coils for automobiles. It sets stricter requirements for chemical composition, residual elements, mechanical properties, low magnification structure, non-metallic inclusions, decarburization layer, and surface quality. This standard applies to hot-rolled coils with a diameter of 5 mm to 42 mm used in the manufacture of automotive fasteners by the cold heading process.