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| QB/T 2509-2001 Pipe thread stock and dies (English Version) |
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Detail of QB/T 2509-2001
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Introduction of QB/T 2509-2001
本标准规定了管螺纹铰板及板牙的产品分类、技术要求、试验方法、检验规则及标志、包装、运输、贮存。
本标准适用于手工铰制管子外径为21.3mm～114mm 的低压流体输送用钢管管螺纹的管螺纹铰板(以卜简称“管铰板”)及板牙。
Contents of QB/T 2509-2001