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【英文标准名称】:StandardPracticeforDesignandConstructionofNonmetallicEnvelopedGasketsforCorrosiveService
【原文标准名称】:腐蚀作业用非金属包封衬垫的设计和结构的标准实施规程
【标准号】:ASTMF336-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F03.10
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:密封件;防腐蚀
【英文主题词】:gaskets;corrosiveservice;gaskets;enveloped;gaskets;nonmetallic;polytetrafluoroethylene(PTFE)
【摘要】:Thegasketscoveredbythispracticecanbeusedon,butarenotlimitedto,equipmentconstructedofthefollowingmaterials:(a)stoneware,(b)glassandglass-lined,(c)tantalum(solidandlined),(d)titanium(solidandlinedorclad),(e)zirconium(solidandlinedorclad),(f)silver(solidandlined),and(g)nickelandnickelalloys(solidandclad).Thegasketsprovidedforhereinareforthefollowing:(a)pipeflanges(flatorraisedface),(b)vesselnozzles,(c)circularopeningsinvesselsinexcessof12in.(305mm)diameter,and(d)ovalopeningsinvessels.1.1Thispracticecoversthedesigns,sizes,classifications,andconstructionofenvelopedgasketsforseverecorrosiveapplications.Theenvelopeservesasthecorrosionresistantmemberofthecompositegasketandisanonmetallicmaterialsuchaspolytetrafluoroethylene,PTFE,orrelatedmaterials.Theinsertsarenonmetallicgasketingmaterialswithorwithoutmetalreinforcement.OthertypesofcompositegasketsarecoveredinClassificationF868.1.2ThisstandardisbaseddirectlyuponANSIB16.21-1992;forthatreasonunitsareasANSIstatedininches.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J22
【国际标准分类号】:21_140
【页数】:4P.;A4
【正文语种】: