GB/T 21873-2025

Active

Rubber seals—Joint rings for water supply, drainage and sewerage pipelines—Specification for materials

橡胶密封件 给、排水管及污水管道用接口密封圈 材料规范

Standard Type
GBT
ICS
83.140.50;91.140.60;91.140.80
CCS
G43
Status
现行
Issue Date
2025-10-31
Implementation
2026-05-01
Responsible Dept
中国石油和化学工业联合会
Drafting Unit
N/A