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Chinese National Standard Category: Oil and gas gathering and transportation equipment

English Title: Specification of cathodic protection for underground steel pipelines
Chinese Title: 埋地钢质管道阴极保护技术规范
Standard No.: GB/T 21448-2008
Category No.: E98
Issued by: AQSIQ, SAC
Issued on: 2008-2-13
Implemented on: 2008-8-1
Status: superseded
Superseded by:GB/T 21448-2017 Specification of cathodic protection for underground steel pipelines
Superseded on:2018-7-1
Abolished on:
Superseding:SY/T 0019-1997 Design specification of sacrifical anode for buried steel pipeline
SY/T 0036-2000 Design specificating of impressed current cathodic protection for buried steel pipeline
Word Count:15000 words
Similar Standards: SY/T 5989-1994   GB/T 17290-1998   SN/T 0820-1999   GB/T 27866-2023   GB/T 18603-2023   GB/T 24259-2023   GB/T 18604-2023   GB/T 42797-2023   GB/T 27699-2023   GB/T 28055-2023   GB/T 21391-2022   GB/T 42033-2022   GB/T 39636-2020   GB/T 23258-2020   GB/T 21246-2020   GB/T 37587-2019   GB/T 36989-2018   GB/T 36701-2018   GB/T 35068-2018   GB/T 35988-2018  
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