GB/T 3452.4-2020

Active

O-rings for fluid power systems—Part 4:Anti-extrusion rings (back-up rings)

液压气动用O形橡胶密封圈第4部分：抗挤压环（挡环）

Standard Type

GBT

ICS

23.100.60;83.140.50

CCS

J20

Status

现行

Issue Date

2020-11-19

Implementation

2020-11-19

Responsible Dept

中国机械工业联合会

Drafting Unit

N/A