GB/T 21447-2018: Specifications for steel pipeline external corrosion control

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Scope

This Standard specifies the minimum requirements for the design, construction,
and management, etc. of steel pipeline (hereinafter known as pipeline for short)
external corrosion control engineering, including basic provisions, anticorrosion
coating design, cathodic protection design, interference mitigation, construction
and acceptance, operation and maintenance management, and other contents.
This Standard is applicable to the external corrosion control of oil, gas, and
water pipelines, which are newly-built, expanded, and re-built overland and
subsea, with conveying medium temperature of less than 100 °C.

Basic Data

Standard ID	GB/T 21447-2018 (GB/T21447-2018)
Description (Translated English)	Specifications for steel pipeline external corrosion control
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	E98
Classification of International Standard	75.200
Word Count Estimation	18,185
Date of Issue	2018-02-06
Date of Implementation	2018-09-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration