斯派莎克的BSA系列波纹管密封截止阀采用独特的波纹管密封设计，从而完全消除了阀杆填料密封泄漏的问题，满足***严格的泄漏等级要求。Spesak'sBSAseriesbellowssealglobevalvesfeatureauniquebellowssealdesignthatcompletelyeliminatesstempackingsealleakageandmeetsthemoststringentleakclassA系列带有节流阀芯，双波纹管密封，寿命更长久。BSAserieswiththrottlespool,doublebellowsseal,longerlife.BSA型截止阀的零泄漏特性改善了设备的安全性，节约大量能源，减少了维修费用，并为工业应用提供了清洁安全的工作环境。ThezeroleakagecharacteristicsofBSAglobevalveimprovethesafetyofequipment,s***ealotofenergy,reducemaintenancecosts,andprovideacleanandsafeworkingenvironmentforindustrialapplicati***.口径从DN15–DN250，可提供各种不同的材质，从铸铁材质的BSA1T，球墨铸铁的BSA2T和铸钢材质的BSA3T型截止阀，连接标准有法兰、螺纹和承插焊等，压力等级可PN40、ANSI300和CLASS800。***ailableinavarietyofmaterials,fromcastironBSA1T,ductileironBSA2TandcaststeelBSA3Tglobevalves.Connectionstandardincludesflanges,threadsandsocketwelds.PressureclassesPN40,ANSI300andCLASS800.***高工作温度可达425℃，可用于高温系统。Thehighestworkingtemperatureis425℃andcanbeusedforhightemperaturesystem.从而用一种阀即可满足各种不同的工业应用要求，并确保长的使用寿命、免维修及坚固结实。Thusavalvecanmeettherequirementsofavarietyofindustrialapplicati***,andensurelongservicelife,maintenance-freeandrobust.典型应用流体：Typicalapplicationfluids:●蒸汽和冷凝水Steamandcondensedwater●工艺流体Processfluid●热水和冷水系统Hotandcoldwatersystems●热油系统Hotoilsystem●化学热流体Chemicalthermalfluid●毒性流体Toxicfluid●压缩空气和其它气体Compressedairandothergases●水/乙二醇等工业流体Industrialfluidssuchaswater/ethyleneglycol)