MT 644-1997
Active
T/CNCA 052-2023
Active
Group standards
T/CNCA 052-2023 General specification for mine slotting machine
T/CNCA 052-2023 General specification for mine slotting machine
Price:
$ 49.00
Basic Information
Standard Code:
T/CNCA 052-2023
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Special equipment and supplies for coal mines
ICS Name:
Other mining equipment
Publish Date:
2023-03-06
Implement Date:
2023-04-01
Pages:
28 pages
Scope
This document specifies the product types and basic parameter series of mining grooving machines, the method of product model compilation, technical requirements, test methods, inspection rules, and marking, packaging, transportation, and storage, etc.
This document is applicable to mining grooving machines (hereinafter referred to as "grooving machines") operating in environments containing gas, coal dust, and other explosive gas mixtures, and is also applicable to similar grooving machines operating in other engineering tunnels.
Development Information
Related Standards
MT 646-1997
Abolished
MT 646-1997 Frictional metal prop
MT 668-1997
Replaced
MT 668-1997 Technical Conditions for Flame-Retardant Steel-Mesh-Core Conveying Belt for Coal Mines
MT 669-1997
Active
MT 669-1997 Technical condition of fire-resistant steel-cable conveyor-belt in coal mining
MT/T 154.7-1997
Active
MT/T 154.7-1997 Model designation of separating equipment for coal
MT/T 660-1997
Active