GB/T 21833.1-2020

Active

Seamless austenitic-ferritic (duplex) stainless steel tubes and pipes—Part 1: Tubes for heat exchanger

奥氏体-铁素体型双相不锈钢无缝钢管 第1部分：热交换器用管

Standard Type
GBT
ICS
77.140.75
CCS
H48
Status
现行
Issue Date
2020-04-28
Implementation
2020-11-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A