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BW型通用型不锈钢金属软管BW-basedgeneral-purposestainlesssteelmetalhosePage36BW型通用型不锈钢金属软管主要由波纹管、网套和接头(法兰或活接头)等部件组成适用于管道工程系统中为补偿位移和安装偏差、吸收振动及降低噪声等所采用,根据工程需要可适当延长和缩短制造长度由于软管的弹性体波纹管的材料是奥氏体不锈钢,因此具有最佳的柔软性和耐曲挠性,很容易吸收各种交变运动和载荷,抗疲劳性强、耐压高、耐腐蚀、耐高低温(-200℃-600℃),广泛用于航天、航空、船舶、化工、石油、电力、冶金、造纸、纺织、军工、建筑、医药、食品、交通运输等行业当温度、介质变化大时,需考虑温度与压力的递减系数,除表中所列材料外,其他特殊铁系、镍系、合金钢的压力递减系数请接洽本公司BW-basedgeneral-purposestainlesssteelmetalhoseismainlyconsistedofbellowsnetsheathandjointflangeoractivejointetc.Itisusedinthesystemofpipelineprojectforcompensatingdisplace-mentinstallingdistortionvibrationabsorberaswellasmufflingthelengthofwhichcanbeadjustedaccordingtotheneedoftheproject.Sincethecorr-ugatedsoftpipeismadeupofausteniticstainlesssteelithasthebestpliabilityandflexibilityandiseasytoabsorbthedistortioncausedbymovementandweight.Itiswidelyusedinthefieldofspacef-lightaviationshippingchemicalindustryoilelectricpowermetallurgypapermakingtextilewarindustryconstructionmedicinefoodtrafficandtransportationetc.Whenthetemperatureandmediumchangesgreatlythetemperatureanddescend-ingcoefficientofpressureshouldbetakenintoconsideration.Apartfromthemateriallistedinthetablepleasecontactusifyouneedthedescendingcoefficientofpressureofotherspecialmaterialsuchasironnickeloralloysteel.温度、材料、压力递减系数表tableofdescendingcoefficientofpressuretemperaturematerial材料materialSUS321SUS316LSUS304温度temperature-200-
501.
001.
001.
001000.
960.
940.
931500.
920.
900.
892000.
880.
860.
842500.
840.
820.
793000.
800.
780.
743500.
760.
744000.
720.
704500.
665000.
605500.
546000.44各种酸碱选材表selectingtableofallkindsofacidandalkali温度temperature30°C接近沸点nearboilingpoint中间温度midtemperature介质medium硝酸nitricacidSUS304SUS304SUS304L硫酸sulfuricacidSUS316Incoloy825Incoloy825亚硫酸sulfurousacidSUS316SUS
316.317SUS
316.317醋酸aceticacidSUS
304.316SUS
316.317SUS
317.114ML磷酸phosphoricacidSUS304SUS
316.317SUS317L.Incoloy825盐酸hydrochloricacidSUS316Incoloy825Incoloy825碱alkaliSUS304SUS
304.304LSUS
304.347氨ammoniaSUS304SUS316SUS
316.316L盐水saltwaterSUS036LSUS
317.M-5Incoloy825常用波纹管材质commonmaterialofbellows名称name牌号Shopsign使用温度°Cworkingtemperature°C标准号standardNo.奥氏体不锈钢austeniticstainlesssteelocr18Ni10Tisus321-200~550GB/T4237GB/T3280ocr17Ni12Mo2sus316ocr18Nigsus304oocr19Ni10sus304L-200~425oocr17Ni14MO2SUS316L-200~450耐蚀合金corrosionresistantalloysNS111-200~700GB/T15010FN-2CB1330几种介质选材表selectingtableofallkindsofmedium材料material可使用的材料materialavailable优良材料excellentmaterial介质medium普通水waterSUS304SUS316海水seawaterNTKM-5Incoloy825蒸汽steamSUS316LSUS316L原油crudeoilSUS316LNTKM-5轻质油lightoilSUS316SUS316L重油heavyoilSUS304SUS316锅炉排气高温hightemperatureforboilerexhaustSUS304SUS316L低温lowtemperatureSUS316LIncoloy825柴油机排气dieselexhaustSUS304SUS316粗制进炉气crudegasintothefurnaceSUS316LIncoloy825精制焦炉气refininggasintothecokeovenSUS316SUS316L高炉气blastfurnacegasSUS304SUS316烧切炉排气tangentialfiringfurnaceexhaustSUS316SUS316L船舶甲板蒸汽管shipdecksteampipeSUS316LIncoloy825船舶低温液化气管shiplow-temperatureliquefiedgaspipeSUS316LSUS316L空气airSUS304SUS304低温氧气low-temperatureoxygenSUS304SUS316L高温氧气high-temperatureoxygenSUS316SUS316L技术特性表technicalcharacteristicstable公称通径mmnominaldiameter长度mmlength波纹管有纹面积cm2linedareaofbellows最小弯曲半径(动态)mmmin.bendradiusdynamic径向最大变化量mmmax.radialdisplacement法兰联接flangejoin
15200312030202003.51703025200920030322001925030402002125030502504135020652506141020802508245020100250125560201252801806602015028025581520200280480850202503007309502030030010201400253503001280150025400350158018002545035019802000305004002450240030600400345028003070040047403000308004505960320030丝口联接interfacejoin
15250316030202503.52003025250922030322501928030403002128020503004140020653006150020803008270020以上为工作压力
1.0Mpa之参数,
1.6Mpa产品弯曲半径放大约20%,径向最大变位量缩小约20%,
2.5Mpa产品弯曲半径放大约40%,轴向伸缩量按照长度根据压力大小取3~5%,但安装时应按原始长度取值,产品伸缩时会产生网罩鼓胀和凹瘪现象Note Theparametermentionedaboveisunder
1.0Mpaworkingpressure.Under
1.6Mpaworkingpressurethebendradiuswillbemagnifiedabout20%andmax.Radialdisplacementwillshrinkabout40%whilethebendradiuswillbemagnifiedabout20%whentheworkingpressureis
2.5M.Theaxialdisplacementis3~5%accordingtolengthandpressurebutitistheoriginallengthvaluewheninstalled.Thedisplacementoftheproductwillcausedthereticulationexpandingorconcave.。