Standard Number: SY 5469-1992(SY5469-1992)
Chinese:旋转钻井设备 水龙带（国标清理整顿后转为行标）
English:Rotary drilling equipment Hydrant (converted to line standard after national standard clean-up and reorganization)
Effective Date:1993-02-01
Standard Applicability:
PDF Downloadable: N
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