GB/T 7308-1987
Replaced
T/QGCML 4809-2025
Active
Group standards
T/QGCML 4809-2025 Powder Metallurgy Self-Lubricating Bearing Finishing Processing System
T/QGCML 4809-2025 Powder metallurgy self-lubricating bearing finishing processing system
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 4809-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Sliding bearings
Publish Date:
2025-06-12
Implement Date:
2025-06-27
Scope
Main technical content: This document specifies the terms and definitions, structural composition diagrams, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of the precision machining system for powder metallurgy self-lubricating bearings. This document is applicable to the production and inspection of the precision machining system for powder metallurgy self-lubricating bearings (hereinafter referred to as the "precision machining system").
Development Information
Related Standards
GB/T 3162-1991
Replaced
GB/T 3162-1991 Plain bearings—Thin-walled bearing shells—Dimensions, structure elements and tolerances
GB/T 12948-1991
Replaced
GB/T 12948-1991 Plain bearings—Metallic multilay er plain bearings—Destructive testing of bond for bearing metals
GB/T 12949-1991
Abolished
GB/T 12949-1991 Plain bearings—Bimetallic bushes with plastic overlay
GB/T 13345-1992
Replaced
GB/T 13345-1992 General technical requirement of oil film bearing for rolling mill
GB/T 14910-1994
Replaced