T/ZZB 1669-2020 Active Group standards

T/ZZB 1669-2020 High-strength wheel hub bolts for automotive wheels

Publish Date: 2020-06-30 Implement Date: 2020-07-30 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/ZZB 1669-2020

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Fasteners

ICS Name: Bolts, screws, and studs

Publish Date: 2020-06-30

Implement Date: 2020-07-30

Scope

Main technical content: This standard specifies the terms and definitions, classification, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, storage and transportation, and quality commitments for high-strength hub bolts used in automotive wheels. This standard applies to high-strength hub bolts used in automotive wheels with a nominal diameter of 12 mm and a round head, operating in an environment with a temperature ranging from -50 °C to +150 °C (hereinafter referred to as bolts).