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SX对夹式中心型螺旋式船用青铜蝶阀
GB/T3036-1994对夹式中线蝶阀 Butt-clamped Marine butterfly valve 主要零...
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船用法兰青铜填料直通型旋塞阀
GB/T593-1993船用法兰青铜填料旋塞阀 Marine bronze flanged packed cocks ...
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法兰式铸铁直通型船用止回阀
GB/T592-1993船用法兰铸铁止回阀 Marine cast Iron flanged check valves ...
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船用铸钢吸入通海阀
GB/T2029-1980船用铸钢吸入通海阀 Marine cast steel suction sea valves ...
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船用法兰铸铁填料直通型旋塞阀
GB/T593-1993船用法兰铸铁填料旋塞阀 Marine cast Iron flanged packed coc...
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船用法兰铸铁填料三通旋塞阀
GB/T593-1993船用法兰铸铁填料旋塞阀 Marine cast Iron flanged packed coc...
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船用法兰青铜填料三通旋塞阀
GB/T593-1993船用法兰青铜填料旋塞阀 Marine bronze flanged packed cocks ...
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船用青铜吸入通海阀
GB/T2030-1980船用青铜吸入通海阀 Marine bronze suction sea valves 性能...
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船用法兰铸铁闸阀
CB/T465-1995船用法兰铸铁闸阀 Marine cast Iron flanged gate valves 性能...
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船用法兰铸钢闸阀
CB/T466-1995船用法兰铸钢闸阀 Marine cast steel flanged gate valves 性...
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船用法兰青铜闸阀
CB/T467-1995船用法兰青铜闸阀 Marine bronze flanged gate valves 性能规...
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船用法兰不锈钢闸阀
CB/T3955-2004法兰不锈钢闸阀 Flanged S.S gate valves 性能规范 Technical...
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