GB/T 12777

Active

General Technical Specification for Metal Bellows Expansion Joints

金属波纹管膨胀节通用技术条件

Standard Type
GBT
ICS
47.020.30
CCS
U50
Status
现行
Issue Date
2022-12-28
Implementation
2019-12-01
Responsible Dept
N/A
Drafting Unit
N/A