[www.staffempire.com]-BS 4504-3.3-1989 中文版 管道 阀门 管件用圆法兰 第3节 铜合金和组合法兰技术条件.pdf
BRITISHSTANDARDBSEN12334:2001IncorporatingCorrigendumNo.1andAmendmentNo.1Industrialvalves—CastironcheckvalvesTheEuropeanStandardE...
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BRITISHSTANDARDBSEN1503-4:2002Valves—Materialsforbodies,bonnetsandcovers—Part4:CopperalloysspecifiedinEuropeanStandardsTheEurope...
BRITISHSTANDARDBSEN1092-3:2003IncorporatingCorrigendumNo.1Flangesandtheirjoints—Circularflangesforpipes,valves,fittingsandaccesso...
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目录前言1、范围2、参考3、(定义)4、分类4.1压力等级4.2温度等级5、要求5.1概述5.1.1材料5.1.2释义5.1.3连接5.1.4泄露5.2启动5.3关闭6、...
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BRITISHSTANDARDBS5155:1984IncorporatingAmendmentNos.1and2SpecificationforButterflyvalvesUDC621.646.25BS5155:1984ThisBritishStandar...
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BRITISHSTANDARDBS1968:1953IncorporatingAmendmentNos.1and2SpecificationforFloatsforballvalves(copper)CONFIRMEDDECEMBER2007BS1968:19...
BRITISHSTANDARDBS1560-3.1:1989IncorporatingAmendmentNos.1and2Circularflangesforpipes,valvesandfittings(Classdesignated)—Part3:Ste...
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BRITISHSTANDARDBS1560-3.2:1989Circularflangesforpipes,valvesandfittings(Classdesignated)—Part3:Steel,castironandcopperalloyflange...

