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[国外标准] MSS SP-85-2002 法兰端和螺纹端灰铸铁截止阀和角阀 GRAY IRON GLOBE ANGLE VALVES FLANGED AND THREADED ENDS
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[国外标准] MSS SP-42-1999 法兰端和对焊端耐腐蚀的闸阀、截止阀、角阀和止回阀150磅级(PN20)(英文版)
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[国外标准] MSS SP-117-1996 截止阀和闸阀的波纹管密封件 Bellows Seals for Globe and Gate Valves
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