Check valve (non return valve): Feature type : bolted cover, swing type, lift type, wafer type design disc : composition disc, metallic disc. Size range : 15mm to 400mm & above on request pressure rating : 150#, 300#, 400#, 600#, 800#, 900#, 1500#. End connection : flanged ends, socket weld ends, screwed ends & butt-weld ends. Mfg. Std. : bs-1868, api - 6d testing : bs - 6755-1, api-6d Material of construction : cast carbon steel (astm a 216 gr. Wcb, astm a 217 gr. Wc6, wc9), forged steel (astm a 105, astm a 182 gr. F22, f304, f316) cast stainless steel (astm a 351 gr. Cf8, cf8m, cf3, cf3m), alloy 20 to astm a 351 gr. Cn7m
Trim : 13% Cr. / SS 304 / SS 316 / SS 304 L / SS 316 L / Alloy 20 Class 150# : Size 2” – 28” Class 300# : Size 2” – 20” Class 600# : Size 2” – 16” Class 900# : Size 2” – 10” Class 1500# : Size 2” – 8”
Technical Specification: Check valves (also known as Non return Valves) are Automatic valves that prevent a return or reverse flow of the process. Check valves are used for two main purposes: First, to prevent back flow, and second, to maintain pressure. Material: Construction: AISI 304, AISI 316 & AISI 316L. Sizes: From 1" to 4" (25mm to 100 mm) Standards: Unions End Connections with SMS/IDF & DIN.. Quality Tests: tests & Pressure Tests.
Design: BS 5153, DIN3352. Face to Face: BS EN 558-1, DIN3202-F6. Flange: BS EN 1092-2. Size: DN40-DN600. Working pressure: PN10/PN16. Working Temperature: -40centigrade degree - 225centigrade degree. Suitable Medium: Water, Oil, Steam. Material: ductile cast iron, Cast Steel, Stainless.
Check Valve Applications - Machine tools, Construction & heavy-duty industries - Shipbuilding equipments applications. Check valve is a mechanical device which is normally used to allow easy flow of fluid or gas to in a linear direction. All our products are built using high quality materials thus offering longer durability and efficiency. We are an ISO 9001 & 14001 certified company offering environment friendly products. Our aim is to set high standards in the valve manufacturing and supplying industry through continuous R&D and process improvement. Our grease valve fins application is various types of industries including heavy-duty operational enviromnets.
One of the biggest manufacturers and exporters of industrial valves and fittings, adopts the managing pattern of collectivization with many factories. It has many subsidiary companies and production bases in shanghai and zhejiang province. With its many offices throughout the country, it devotes to the manufacture, research and development of industrial valves, pipe fittings and sealing fittings. It places premium on the manufacture of the industrial valves that have advanced world levels, and it also supplies comprehensive project solutions for the industrial clients both at home and abroad. The abilities of production quality control and sustainable creativity has been recognized by many clients both at home and abroad. Industry packing
Check Valve Name: Duo-disc Wafer Check Valve Spec: Cast steel,Duo Disc,Wafer type,Lug Size: DN50-600/2"-24" Series: Check Valve Pressure: 1.0-10Mpa/150Lb-600Lb
Check valvesú¦dn 11/2"-30", pn150-900lb.Materialsú¦wcb wc1 wc9 c5 c12 cf8 cf8m f304 f316 f316l 2cr13 ptfe etc. Design & manufacture std.:api6d bs1868 jis b2074 b2084 gb12236. Face to face std.: ansi b16.10 jis b2002 gb12221. End connection std.: ansi b16.5 jis b2212 b2214 gb9113 jb79. Test standard: iso5208, api 6d api 598 jis b2003 gb/t13927. Wood
Nominal Diameters:DN10~DN1000(3/8'-40'). Nominal Pressure:PN1.6~42.0Mpa( 150lb ~ 2500lb ). Materials: A105, LF2, F5, F11, F22, F304, F 304L , F316, F 316L , WCB, WC6, WC9, CF 8M , CF3, CF 3M etc.
Ansi class 150~300 Material: wcb, cf8, cf8m, cf3, cf3m Design std: ansi b16.34 End connection std: asme b16.11, asme b1.20.1, asme b16.25 Test std: api 598 In plywood cases
1). Desing And Manutacture: API 6D, ANSI B16.34, BS1868 2). Face to face/End to end: ANSI B16.10 3). Flange dimensions: ANSI B16.5 4). Butt welding dimension: ANSI B16.25 5). Pressure temperature lating: ANSI B16.34 6). Inspection and test: API 598 API 6D Swing check valve Major parameter 1). Size: 2"-48" 2). Class: 150Lb--900Lb 3). Material: A105 WCB WCC WC6 WC9 LCB LCC CF3 CF3M CF8 CF8M 4). Duplex stainless steel Wooden Case
Prodect name: wafer type and verticl lift check valves Size: nps 1/2"-32" Pressure: 150lb-2500lb Materials: wcb f51 ss316 ss304 cf3 cf3m cf8 cf8m c5 304l 316l Standards: api din jps jb ect. Inspection and test: api jb/t 9092
Check valve Check valve in cast iron and ductile iron, flanged and wafer, single door and dual plate, which accord with din ansi bs standard, it is popular used in water works.
Designed to comply with API 594 Adopting dual plate design for efficient sealing Valve inspection and testing comply with API 598 Available in series F16 and series F125 Series F16 check valve compatible with DIN, BS flanges Face to face according to ISO 5752 basic series 16 (wafer long) F125 check valve compatible with ANSI 125/150 flanges Available in size 2 to 24 inches Available in wafer type body Materials list: Body materials: cast iron, ductile iron Disc: ductile iron (with nickel plating or nylon coated), SS 304, 304L, 316, 316L, aluminum-bronze Seat: NBR, EPDM, neoprene, PTFE, Viton Shaft: SS304, SS316, SS410 Spring: SS304, SS316, SS410 Seal washer: NBR, EPDM, neoprene, Viton
Magnetic check valve was designed with magnet diaphragm, and sealed by the metal. it was used on the exhaust pipe of the compressor, for inside, it uses guide device and automatic suchtion design thant prevent reverse refrigerant flow in liquid lines and compressor discharge lines.
1. Its Material Is PVC 2. Size: 3/4" - 8"(20mm-200mm). 3. Alkali and acid resistant 4. Standard: DIN, ANSI, JIS. 5. With Socket End. 6. 100% factory tested no leak. 7. Durable and long lasting. Packing: box or poly bags, Carton.