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Q245R容器板_Q345R容器板价格_16MnR容器板_15CrMoR压力容器...
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容器板厂生产Q245R容器板,Q345R容器板价格,16MnR容器板,15CrMoR压力容器钢板,SA516GR60容器板,20G容器板,标准GB/T***营销部***.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 友情链接管理高压合金钢管 304L不锈钢...
[有色金属] - www.ron*qiban.net - GB2312 - 2015-04-19

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