China National Standards

China 1:Bow GB Standards List

  •  China "1:Bow" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 19831.1-2005 Petroleum and natural gas industries-Casing centralizers-Part 1:Bow-spring casing centralizers
    石油天然气工业 套管扶正器 第1部分 弓形弹簧套管扶正器    		 China National Standards
    1:Bow
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