GB/T 4458.2-2003
Active
NB/T 11027-2022
Active
Industry standards-Energy
NB/T 11027-2022 Mine anti-explosion prediction map drawing specification
NB/T 11027-2022 Mine anti-explosion prediction map drawing specification
Basic Information
Standard Code:
NB/T 11027-2022
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Health, safety, and labor protection
ICS Name:
Other drawing standards
Publish Date:
2022-11-04
Implement Date:
2023-05-04
Scope
This document is applicable to the drawing of anti-sudden outburst prediction maps for underground coal mines.
Development Information
Related Standards
GB/T 4458.4-2003
Active
GB/T 4458.4-2003 Mechanical drawings—Dimensioning
GB/T 4458.5-2003
Active
GB/T 4458.5-2003 Mechanical drawings—Indication of tolerances for size and of fits
GB/T 4459.2-2003
Active
GB/T 4459.2-2003 Mechanical drawings—Conventional representation of gears
GB/T 4459.4-2003
Active
GB/T 4459.4-2003 Mechanical drawings—Conventional reprensentation of springs
GB/T 6567.5-2003
Replaced