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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 30582-2014 |
Risk-Based-Inspection and assessment methodology of external damage for buried steel pipelines 基于风险的埋地钢质管道外损伤检验与评价 |
China National Standards Risk assessment buried |
 English PDF |
| GB/T 27512-2011 |
Risk assessment for buried steel pipeline 埋地钢质管道风险评估方法 |
China National Standards Risk assessment buried |
English PDF |
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