Products Name: GB Standard Flanged Gate Valve Flange valve manufactured by Xiamen Kemus Valve Co., Ltd. is widely used in petroleum chemical industry, thermal power plant and other oil products, water vapor pipeline to connect or cut off the pipeline medium opening and closing device Product Usage of GB Standard Flanged Gate Valve Flange valve manufactured by Xiamen Kemus Valve Co., Ltd. is widely used in petroleum chemical industry, thermal power plant and other oil products, water vapor pipeline to connect or cut off the pipeline medium opening and closing device Features of GB Standard Flanged Gate Valve 1, compact structure, reasonable design, good valve rigidity, smooth passage, small flow coefficient 2, the sealing surface of stainless steel and carbide, long life 3, Flexible graphite packing, reliable sealing, light and flexible operation 4, the driving mode is manual, pneumatic, electric, gear drive 5, the structure of the elastic wedge single gate, rigid wedge single gate double gate type Executive Standard of GB Standard Flanged Gate Valve Design specifications: GB / T 12234 Structure length: GB / T 12221 Connecting flange: JB / T 79.1 Test and inspection: JB / T 9092 Pressure - Temperature: GB / T 9131 Product Identification: GB / T 12220 Performance parameters of GB Standard Flanged Gate Valve Nominal pressure PN(MPa)casetest pressure(MPa)Sealed Sealed (liquid)Seal (gas) 1.62.41.80.61.8 2.53.82.80.62.8 4.06.04.40.64.4 6.49.67.00.67.0 10.015.011.00.611.0 16.024.018.00.618.0 Suitable medium and applicable temperature of GB Standard Flanged Gate Valve Shell materialSuitable mediaApplicable temperature(℃) Carbon steel (C type)Water,steam, oil≤425 Chromium nickel titanium steel (P type)Nitric acids≤200 Chrome nickel molybdenum titanium steel (R type)Acetic acid≤200 Chrome-molybdenum steel (type I)Water,steam, oil≤550 The main part material of GB Standard Flanged Gate Valve Body,bonnetValve plate, seatValve stemStem nutfillerHand wheel Carbon steelHigh-quality carbon steel + carbide or stainless steelChrome stainless steelAluminum bronzeGraphite asbestos packingMalleable iron Chromium nickel titanium steelStainless steel, stainless steel + cemented carbideChrome nickel-titanium stainless steelAluminum bronzeTeflonMalleable iron Chromium nickel molybdenum titanium steelStainless steel, stainless steel + cemented carbideChrome nickel-titanium stainless steelAluminum bronzeTeflonMalleable iron Chrome-molybdenum steelAlloy steel + CarbideChrome-molybdenum steelAluminum bronzeFlexible asbestosMalleable iron The main shape and connection dimensions Nominal diameterThe main dimensions and connection dimensions LDD1D2bZ-dHD0 Z41H-16C 1513095654514-24-Φ14170120 20150105755514-24-Φ14190140 25160115856514-24-Φ14205160 321801351007816-24-Φ18270180 402001451108516-34-Φ18310200 5025016012510016-34-Φ18358240 6526518014512018-34-Φ18373240 8028019516013520-38-Φ18435280 10030021518015520-38-Φ18500300 12532524521018522-38-Φ18614320 15035028024021024-38-Φ23674360 20040033529526526-312-Φ23811400 25045040535532030-312-Φ25969450 30050046041037530-312-Φ251145580 35055052047043534-416-Φ251280640 40060058052548536-416-Φ301452640 Z41H-25 1513095654516-24-Φ14170120 20150105755516-24-Φ14190140 25160115856516-24-Φ14205160 321801351007818-24-Φ18270180 402001451108518-34-Φ18310200 5025016012510020-34-Φ18358240 6526518014512022-38-Φ18373240 8028019516013522-38-Φ18435280 10030023019016024-38-Φ23500300 12532527022018828-38-Φ25614320 15035030025021830-38-Φ25674360 20040036031027834-312-Φ25811400 25045042537033236-312-Φ30969450 30050048543039040-416-Φ301145580 35055055049044844-416-Φ341280640 40060061055050548-416-Φ341452640 Packing & Delivery FAQ 1) Q :How long is your products quality warranty? A: We provide one year factory quality warranty. 2) Q: Can your factory print our brand on the products ( or package ) ? A:Our factory can laser print customer’s logo on the product with the permission from customers.We need an authorization letter from you to allow us to print your logo on it . 3) Q : Can I visit your factory before order ? A: Sure, welcome to visit our factory. Please schedule an appointment with us in advance. 4) Q: What payment method do you accept ? A: T/T, L/C, Western Union, Escrow, Credit Card etc. 5) Q: How dose your QC work ? A: We execute 100% inspection. Products will need reworking in workshop if inspection fails. We stick to checking quality , cartons, Packaging / markings. Product/ Style / Color Appearance and Workmanship Measurement Data.China Gate Valve website:http://www.kemus-valve.com/gate-valve/