NB/T 10729-2021 Active Industry standards-Energy

NB/T 10729-2021 General technical conditions of metal mesh for roadway support in coal mine

Publish Date: 2021-11-16 Implement Date: 2022-02-16 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: NB/T 10729-2021

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Mine support equipment

ICS Name: Mining equipment

Publish Date: 2021-11-16

Implement Date: 2022-02-16

Pages: 11 pages

Scope

This document specifies the structural types and specifications, technical requirements, testing methods, inspection and determination rules, packaging, marking, transportation, and storage of metal nets used for mine tunnel support. This document is applicable to all types of metal nets used in tunnel support systems in underground coal mines, including woven nets, diamond-shaped nets, welded nets, etc.

Development Information

Word Count: 24 Thousand words Pages: 11 pages

Referenced Standards

GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 1499.3-2010 Steel for the reinforcement of concrete—Part 3:Welded fabric GB/T 17505-2016 Steel and steel products—General technical delivery requirements

Related Standards

GB/T 2885.1-1981 Replaced

GB/T 2885.1-1981 Solid-bottom wagon for metallic mines—Basic parame-ters and dimensions

Publish Date: 1981-12-01

GB/T 2885.2-1981 Replaced

GB/T 2885.2-1981 Tilting wagon for metallic mines—Basic parameters and dimensions

Publish Date: 1981-12-01

GB/T 2885.3-1981 Replaced

GB/T 2885.3-1981 Single-side tipping and curved rail wagon for metallic mines—Basic parameters and dimensions

Publish Date: 1981-12-01

GB/T 2885.4-1981 Replaced

GB/T 2885.4-1981 Automatic drop bottom wagon for metallic mines—Basic parameters and dimensions

Publish Date: 1981-12-01

GB/T 2885.5-1981 Replaced

GB/T 2885.5-1981 Flat deck wagon for metallic mines—Basic parameters and dimensions

Publish Date: 1981-12-01

GB/T 2885.6-1981 Replaced

GB/T 2885.6-1981 Material supply wagon for metallic mines—Basic parameters and dimensions

Publish Date: 1981-12-01