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Q245R容器闆_Q345R容器闆價格_16MnR容器闆_15CrMoR壓力容器...
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容器闆廠生産Q245R容器闆,Q345R容器闆價格,16MnR容器闆,15CrMoR壓力容器鋼闆,SA516GR60容器闆,20G容器闆,標準GB/T***營銷部***.00-1.70 P≤0.025 S≤0.025 V:0.02-0.20Nb:0.015-0.060 Ti:0.02-0.20 Al≥0.015 友情鏈接管理髙壓闔金鋼管 304L不鏽鋼...
[有色金屬] - www.ro*gqiban.net - GB2312 - 2015-04-19

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