Check Valve price Product Description锛? Features: Bolted Bonnet, Swing Type Threaded or Welded Seat Ring Standard : Design: BS1868 Face to Face: ANSI B16.10 End Flange Dimension: ANSI B16.5-2''-24'' MSS SP-44 26''-48'' BW End : ANSI B16.25 NACE MR-01-75 on request Standard Material Specification No.Part NameCarbon SteelAlloy Steel to ASTMStainless Steel to ASTM WCBLCBWC6WC9C5CF8CF8MCF3CF3M 1BodyA216 WCBA352 LCBA217 WC6A217 WC9A217 C5A351 CF8A351 CF8MA351 CF3A351 CF3M 2Seat RingA105A350 LF2A182 F11A182 F22A182 F5A182 F304A182 F316A182 F304LA182 F316L 3Disc NutA182 F304A182 F304A182 F316A182 F304LA182 F316L 4Disc WasherA182 F304A182 F304A182 F316A182 F304LA182 F316L 5DiscA216 WCBA352 LCBA217 WC6A217 WC9A217 C5A351 CF8A351 CF8MA351 CF3A351 CF3M 6HingeA216 WCBA352 LCBA217 WC6A217 WC9A217 C5A351 CF8A351 CF8MA351 CF3A351 CF3M 7Hinge PinA182 F304A182 F304A182 F316A182 F304LA182 F316L 8YokeA216 WCBA352 LCBA217 WC6A217 WC9A217 C5A351 CF8A351 CF8MA351 CF3A351 CF3M 9Bonnet nutA194 2HA194 4A194 7A194 8 10Bonnet boltA193 B7A193L7A193 B16 A217 C5A193 B8 11GasketSS Spiral Wound / Graphite or SS Spiral Wound /PTFEA182 F304 A182 F316 A182 F304L A182 F316L 12CoverA216 WCBA352 LCBA217 WC6A217 WC9A217 C5A351 CF8A351 CF8MA351 CF3A351 CF3M 13Hook ScrewSteel A182 F304L A182 F316L 14Name PlateStainless Steel or Aluminum 15RivetStainless Steel or Aluminum Test Pressure to API 598 ClassShell TestSeat TestGas Test 1503.0 Mpa2.2 Mpa0.6 Mpa 3007.8 Mpa5.8 Mpa0.6 Mpa 60015.4 Mpa11.4 Mpa0.6 Mpa 90024.0 Mpa17.6 Mpa0.6 Mpa 150037.5 Mpa27.5 Mpa0.6 Mpa Dimensions and Weights CLASS 150/300 ONLY, OTHER PRESSURE RATING PLEASE CONTACT US. CLASS 150 NPSin22-1/234568101214161820243036 DNmm506580100125150200250300350400450500600750900 L/L1(RF/BW)mm203216241292330356495622698787864978978129515241955 L2(RTJ)mm216229254305343368508635711800876991991130815371968 Hmm1501681802102302753403554104755526006607409801035 Wt(RF)mm172129426974108177282372570665900135921203344 Wt(BW)mm13172436576296158238324483548782115018902940 300LB NPSin22-1/2345681012141618202430 DNmm506580100125150200250300350400450500600750 L/L1(RF/BW)mm267292318356400444533622711838864978101613461594 L2(RTJ)mm283308333371416460549638727854879994103613681619 Hmm180185210270345360370385440520554590614614866 Wt(RF)mm21324361841312133844496808401025132019603270 Wt(BW)mm1624354461105167272375560710828107015862830Check Valve price website:http://www.ruixinvalves.com/check-valve/