BS EN 10217-3-2002 压力焊接钢管.交货技术条件.合金细粒钢管Welded steel tubes for pressure purposes. Technical delivery
标准简介
BS EN 10217-3-2002 压力焊接钢管.交货技术条件.合金细粒钢管Welded steel tubes for pressure purposes. Technical delivery conditions. Alloy fine grain steel tubes
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