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Standard Insuued on: 2012-01

SY/T 6854-2012    Technical Standard of Liquid Epoxy External Coating for Buried Steel Pipeline
埋地钢质管道液体环氧外防腐层技术标准
Category No.:SY Valid Status:valid
Issued Organization:National Energy Administration Issued Date:2012-01-04
Implemented Date:2012-3-1 Abolished Date:
Superseded Standard.: Superseded Date:
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