meizhong 发表于 2014-1-28 11:48:07

EN 12266-1-2012 Industrial valves - Testing of metallic valves - Part 1

EN 12266-1-2012 Industrial valves - Testing of metallic valves - Part 1 Pressure tests,test procedures and acceptance criteria - Mandatory requirements

admin 发表于 2014-2-10 15:27:59

谢谢您的分享，金币已奖励。

weyz2008 发表于 2014-8-20 06:22:28

EN 12266-1-2012 Industrial valves - Testing of metallic valves - Part 1 Pressure tests,test procedures and acceptance criteria - Mandatory requirements
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