Cast Steel DN150 Pn16 Lift Type Spring Check Valve for Pipe Fuel Oil

Construction is as follows Name Lift Check ValveSize 1/2"~12"; DN15~DN300Normal pressure PN16/PN25/PN40/PN64/PN100;Class 150/300/600Design standardDIN3356, EN10739;BS1868,API 6D,ASME B16.34MarkedMSS SP-25End flangeEN1092,DIN2543~DIN2547,AS2129;ANSI B 16.5,ASME B16.47Face to FaceDIN3202,EN558-1,EN12982,ISO 5752;ANSI B 16.10,API 6DTest standardDIN 3356, DIN3230, EN12266,ISO 5208;API598,API 6DSuitable temperature -29~425°CMedium Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.Acidic environmentNACE MR0175Structure- Regular Port- Bolted Bonnet / Pressure Sealed Bonnet / Welded Bonnet -P.T Ratings to ASME B16.34- Integral Seat- Spring return- Design: DIN3356, EN10739;BS1868,API 6D,ASME B16.34- Butt Weld Ends to DIN 3239,EN12627;ASME B16.25;- Flanged Ends to DIN2543~DIN2547;EN1092;ASME B16.5- Cast or Forged Carbon Steel, Stainless Steel, Duplex SteelMain Part & Materials   Part NamesPart MaterialsBodyWCBLCBWC6CF8CF8MCF3CF3MCE8MN/CD4McNCoverWCBLCBWC6CF8CF8MCF3CF3MCE8MN/CD4McNDiscWCBLCBWC6CF8CF8MCF3CF3MCE8MN/CD4McNSpringANSI 6150,SS304,SS316,Inconel X750Seat/Seat Ring13%CrSS30413%CrSS304SS316SS304LSS316LA182 F53/F51Cover gasketSS304+Graphite/SS304+Graphite,PTFEBolts/NutsB7/2HL7/4B16/4B8/8B8M/8MB8/8B8M/8MB8M/8MSuitable MediumW.O.G etc.HNO3, CH3OOH etc.Urea etc.Suitable Temperature-29~425 °C-46~340 °C-29~538 °C-196~427 °C-196~427 °C-196~427 °C-196~427 °C-29~315 °CDetail sizeProduct displayCompany  Introduction  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1