波纹管截止阀的特性:1、双重的密封设计(波纹管+填料)若波纹管失效,阀杆填料也会避免泄漏,并符合国际密封标准2、没有流体损失,降低能源损失,提高工厂设备安全3、使用寿命长,减少维修次数,降低经营成本4、坚固耐用的波纹管密封设计,保证阀杆的零泄漏,提供无需维护的条件5、气体介质阀座采用PTFE软密封材料提高本阀的密封性6、耐高温≤425℃阀座采用锥面硬密封。达到气密性能零泄漏结构形式 construction驱动方式 operation手动hand-operated气动 pneumatic设计标准 design standardDIN3356结构长度 face to face dimensionDIN3202连接法兰 flanged endsDIN2543-2545试验和检验 test&inspectionDIN3230产品性能规范公称压力(MPa)nominal pressure壳体试验压力(MPa)shell test密封试验压力(MPa)sealing test适用温度(℃)suitable temp适用介质suitable madium1.62.41.76-20℃-450℃水、蒸汽、油品等water,steam,oil,etc.2.53.752.754.06.04.4主要零部件材质序号NO.名称part name材质material1阀体bodyGS-C25、CF8、CF32阀瓣disc2CR13、F304、F3163轴销hinge pinF304、F3164波纹管组件bellows combinationF304、F316L5阀盖bonnetGS-C25、CF8、CF36填料packing柔性石墨Flexible graphite、PTFE7压套gland25#、F304、F3168定位片locator25#、F304、F3169阀杆螺母stem nut铜合金ZQA19-410手轮hand wheel碳钢carbon steel11并帽cap25#12油杯oil cup黄铜brass13六角螺母hexagon nutASTMA193 2H、A193-8、A193-8M14双头螺栓boltASTMA193 B7、A193-B8、A193-B8M15垫片gasket柔性石墨+不锈钢flexible graphite+stainless steel、PTFE16阀杆stem2Cr13、F304、F316波纹管截止阀外形尺寸各连接尺寸PNDNLDD1D2BfHN-фH1.6151309565451621914-1462015010575581821914-1462516011585681821974-14832180140100781822004-18840200150110881832184-1813502301651251022032204-1813652901851451222032384-1816803102001601382032574-18201003502201801582033404-18251254002502101882233604-18321504802852402122233908-224020060034029526824353012-22502.5151309565451621914-1462015010575581821914-1462516011585681821974-14832180140100781822004-18840200150110881832184-1813502301651251022032204-1813652901801451222232384-1816803102001601382432574-18201003502351901622433408-22251254002702201882633608-26321504803002502182833908-264020060036031027830353012-26504.0151309565451621914-1462015010575581821914-1462516011585681821974-14832180140100781822004-18840200150110881832184-1813502301651251022032204-1813652901851451222232384-1816803102001601382432578-18201003502351901622433408-22251254002702201882633608-26321504803002502182833908-2640
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n衬氟截止阀主要概述衬氟截止阀是指关闭(阀瓣)由阀杆带动并沿阀座ZX轴线做升降运动的阀门,在管路上主要用来接通或截断管路中的介质,但不能做节流用。 基本结构1、 塑料衬里J41型直通式、J45型直溜式、J44型角式截止阀、具有结构紧凑、启闭灵活、耐腐蚀性能强,行程短(一般为公称通经1/4)等优点。被广泛应 用在石油、化工等管路系统中做截断介质用,但塑料衬里的截止阀严禁用做流量调节,以免节流口处产生的高速介质流冲蚀破坏密封面。2、阀瓣与阀杆设计为一体结构,用以防止由于管路压力波动造成内件冲出阀体的可能性,结构紧凑,使用安全。设计规范遵循GB/T 12233,GB/T12235,ANSI B 16.34标准驱动方式手动、蜗轮转动、气动(常开或常闭)、电动主要零部件材料表序号零件名称灰铸铁铸钢不锈耐酸铸钢超低碳不锈耐酸铸钢ZCPRPLRL1阀体/阀盖HT250WCBCF8CF8MCF3CF3M2球体/阀杆252Cr131Cr18Ni91Cr18Ni12Mo2Ti00Cr18Ni1000Cr17Ni14Mo23衬里/阀座PCTEF(F3),FEP(F46),PFA(可溶F4),PP,PO4填料压盖WCBCF8CF8MCF3CF3M5填料PTFE(F4)PTFE(F4)PTFE(F4)6活节螺栓351Cr17Ni21Cr17Ni27阀杆螺母ZCuAl10Fe3ZCuAl10Fe3ZCuAl10Fe38紧固螺栓351Cr17Ni21Cr18Ni9Ti9螺母450Cr18Ni90Cr18Ni910手柄WCBWCBWCB主要外形和连接尺寸公称通经LDD1D2fbZ-φdDN(mm)NPS(inch)PN1.0MPa151/21309565452144-φ14203/415010575552164-φ1425116011585652164-φ143211/4180135100782184-φ184011/2200145110853184-φ185022301601251003204-φ186521/22901801451203204-φ188033101951601353224-φ1810043502151801553228-φ1812554002452101853248-φ1815064802802402103248-φ2320084953352952653268-φ232501062239035032032812-φ233001269844040036842812-φ233501478750046042843016-φ23PN1.6MPa151/21309565452144-φ14203/415010575552164-φ1425116011585652164-φ143211/4180135100782184-φ184011/2200145110853184-φ185022301601251003204-φ186521/22901801451203204-φ188033101951601353228-φ1810043502151801553248-φ1812554002452101853268-φ1815064802802402103288-φ23200849533529526533012-φ232501062240535532033212-φ253001269846041037543412-φ25PN2.5MPa151/21309565452164-φ14203/415010575552164-φ1425116011585652164-φ143211/4180135100782184-φ184011/2200145110853184-φ185022301601251003204-φ186521/22901801451203228-φ188033101951601353228-φ1810043502301901603248-φ2312554002702201883288-φ2515064803002502183308-φ25
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nJ41H-16C铸钢法兰截止阀截止阀工作原理截止阀的闭合原理是,依靠阀杠压力,使阀瓣密封面与阀座密封面紧密贴合,阻止介质流通。截止阀只许介质单向流动,安装时有方向性。截止阀的结构 长度大于闸阀,同时流体阻力大,长期运行时,密封可靠性不强。J41H-16C铸钢法兰截止阀概述;1、设计制造造GB12235-892、结构长度按GB12221-893、法兰尺寸按JB/T79-944、阀门检查和试验按GB13927J41H-16C铸钢法兰截止阀性能规范:型号公称压力(MPa)实验压力工作温度(℃)适用介质强度水(MPa)密封(水)空气(MPa)低压密封空气(MPa)J41H-16C1.62.41.80.6≤425油 水 蒸汽J41H-25C2.53.82.80.6≤425油 水 蒸汽J41H-40C4.06.04.40.6≤425油 水 蒸汽J41H-60C6.49.67.00.6≤425油 水 蒸汽J41H-16C铸钢法兰截止阀主要零件材质:零件名称ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M02TiZG00Cr17Ni14M02WCB阀体/阀盖ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 2WCB闸板ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 21Cr13阀杆1Cr18 Ni9Ti00Cr18 Ni101Cr18 Ni12M0 2 Ti00Cr17Ni14M0 21Cr13填料PTFE编织PTFE编织PTFE编织PTFE编织石墨垫片304+PTFE304L+PTFE316+PTFE316L+PTFE石墨+304压盖ZGICr18 Ni9TiZG00Cr18 Ni10ZG1Cr18 Ni12M0 2 TiZG00Cr17Ni14M0 2 系列WCB填料压环1Cr18 Ni9Ti00Cr18 Ni101Cr18 Ni12M0 2 Ti00Cr17Ni14M0 21Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18 Ni9Ti1Cr18 Ni9Ti1Cr18 Ni9Ti1Cr18 Ni9Ti45J41H 型 PN16 钢制截止阀外形及结构尺寸 (mm)DNLDD1D2bz×ødHD010130906040144×ø1419812015130956545144×ø14200120201501057555144×ø14243140251601158565144×ø142531603218013510078154×ø182801604020014511085164×ø1831220050230160125100164×ø1832120065290180145120184×ø1832524080310195160135204×ø18355240100350215180155204×ø18415280125400245210185224×ø18460320150480280240210248×ø235103602006003352952652612×ø23590360J41H 型 PN25 钢制截止阀外形及结构尺寸 (mm)DNLDD1D2bz×ødHD010130906040164×ø1419812015130956545164×ø14233120201501057555164×ø14275140251601158565164×ø142851603218013510078184×ø183021804020014511085184×ø1835520050230160125100204×ø1836224065290180145120228×ø1832528080310195160135228×ø18369280100350230190165248×ø23370300125400270220188288×ø18558400150480300250218308×ø236114002006003603102783412×ø25721400
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n应用:WJ41H、WJ41W型PN16~PN40波纹管截止阀适用于工作力1.6~4.0MPa,工作温度-29~350℃的石油、化工、制药、化肥、电力行业等各种的工况上,却断或接通调节管路介质。优点:1.波纹管截止阀,其关键部件金属波纹管,下端与阀杆组件采用自动滚焊焊接,上端与连接板自动滚焊接,在流体介质和大气之间形成一个金属屏障,确保阀杆零泄漏;2.阀瓣采用锥形设计,密封面与介质成流线形,密封性能更好,使用寿命更长;3.双重的密封设计(波纹管+填料)若波纹管失效,阀杆填料也会避免泄漏,并符合国际密封标准;4.阀盖上自带有加脂接头,可直接对阀杆、螺母和轴套进行润滑,不像传统的只对螺纹加润滑油;5.人体工程学设计手轮,使用寿命更长,操作轻松便捷,更安全可靠;主要零件材料 :零部件名称材质阀体、阀盖铸钢(WCB)、不锈钢(CF8/CF8M)阀瓣锻钢(A105+D507Mo、),不锈钢(F304/F316)阀座D507/STl波纹管304/316L阀杆2Cr13。不锈钢F304/316技术参数:公称压力壳体试验压力密封试验压力低压密封试验压力设计标准1.6~4.0Mpa2.4~6.0Mpa1.76~4.4Mpa0.6MpaDIN3356结构长度标准法兰标准试压和检验DIN3202DIN2543~2545DIN3230
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