GB/T 21447-2018 in English
VALIDSpecifications for steel pipeline external corrosion control
- Issued on:2018-02-06
- Implemented on:2018-09-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$136.00
《GB/T 21447-2018钢质管道外腐蚀控制规范》由TC355（全国石油天然气标准化技术委员会）归口，主管部门为国家标准化管理委员会。
Scope
The specification for external corrosion control of steel pipelines is applicable to the external corrosion control of oil, gas and water pipelines with a medium temperature below 100°C that are newly built, expanded or rebuilt on land and under the sea. It includes basic regulations, anti-corrosion layer design, cathodic protection design, interference protection, construction and acceptance, operation and maintenance management, etc.
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