T/NTZX 002-2017 Active Group standards

T/NTZX 002-2017 High-precision short-loop stainless steel chain for lifting purposes

Publish Date: 2017-12-26 Implement Date: 2017-12-26 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/NTZX 002-2017

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Cranes

ICS Name: Crane equipment accessories

Publish Date: 2017-12-26

Implement Date: 2017-12-26

Scope

Scope: This standard specifies the terms and definitions, technical requirements, inspection rules, inspection methods, marking, packaging, transportation, and storage of high-precision short-ring stainless steel chains for lifting applications. Main technical content: 5.2 Surface quality 5.2.1 The surface of the product shall be smooth, free from burrs, with consistent surface color and no rust stains. There shall be no cracks or deformations in the curved parts. 5.2.2 There shall be no underwelding or missed welding at the welding sites of the product; there shall be no slag inclusion or burn marks. 5.4 Net content 5.4.1 For chains delivered in units of length, the allowable error is ±1% of the total length. 5.4.2 For chains delivered in units of weight, the allowable error shall comply with the provisions of Table 2. The average net content of the same batch of products shall not be less than the net content indicated on the label.