MT/T 689.1-1997
Replaced
MT/T 861-2025
Active
Industry standards-Coal
MT/T 861-2025 W-shaped steel strap for coal mine
MT/T 861-2025 W-shaped steel strap for coal mine
Price:
$ 47
Basic Information
Standard Code:
MT/T 861-2025
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Mine support equipment
ICS Name:
\nTunneling and laying pipeline equipment
Publish Date:
2025-06-30
Implement Date:
2025-12-30
Pages:
16 pages
Scope
This document specifies the product classification and models, technical requirements, test methods, inspection rules, as well as marking, packaging, transportation, and storage of mining-grade W-type steel strips (hereinafter referred to as "W-type steel strips").
This document is applicable to W-type steel strips used for anchor support in coal mine roadways.
Development Information
Replace the following standards
Referenced Standards
GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature
GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 10111-1988 Methods for random sampling by utilizing dices of random number
GB/T 10111-2008 Generation of random numbers and procedures applied to sampling inspection for product quality
MT/T 154.1-1992 The guidelines for the preparation of coal mine electromechanical product models and management measures
MT/T 154.1-2011 Coal mine electromechanical product model designation method Part 1: Guidelines
Related Standards
MT/T 689.2-1997
Replaced
MT/T 689.2-1997 Plough—Specification of type inspection
GB/T 5621-1999
Replaced
GB/T 5621-1999 Test methods of performance for rock drilling machines and pneumatic tools
GB/T 13343-2008
Active
GB/T 13343-2008 Blast hole tricone rock bits
GB/T 5621-2008
Active
GB/T 5621-2008 Test methods of performance for rock drilling machines and pneumatic tools
GB 25518-2010
Active