Established in 1993, China Guanfa Valve Manufacture Co., Ltd. is specialized in the check valve, swing check valve manufacturer and design of valves, hoses, tubes and pipes. Our oem and custom check valves, swing check valves products are suitable for acid, alkali, water, steam, seawater, coal gas and natural gas. They are widely used in petroleum, chemical, paper making, fertilizer, brewing and metallurgy. The use of specialized software of Pro/E and CAD has shorted the P&D and trial manufacture cycle, and greatly improved the service life and dependability of products.

Find more products and prices, please visit our parters website:
www.jelpc-pneumatic.com, www.jt-tube.com, www.omenco.com, www.integplumbing.com, www.pneumatic-products.com
www.shunchi.cn, www.lida-pneumatic.com, www.bronzefitting.com, www.mvspc-pneumatic.com
www.western-valves.com, www.jinyuanplumbing.com, www.xingyu-solenoid.com
www.qite-pneumatic.com, www.cn-pipefitting.com, www.fule-hardware.com

Good corrosion resistance, sufficient strength, excellent closure performance. Resistant to high-temperature and high-pressure. Suitable for various corrosive mediums. Nominal bore: 1/2-12". Nominal pressure: ANSI150-1500Lb. Temperature range: -20-550oC. Connection type: Flange type: RF RJ. Welding type: BW SW. Transmission type: worm, hand wheel screw Optional material: WCB 304 316 316L. Sanitary stainless steel check valve.Material quality: SUS304, SUS316L. Flux domination of pipeline: DN25-150 and 1" - 6",Standards: ISO, DIN, SMS, IDF. We are a specialized manufacturer and exporter for sanitary valves,pipe fittings and pumps which the products are applied in the field of food, pharmaceuticals, dairy, beer, beverage and fine chemistry. Disc assembly.Disc is fastened securely to disc hanger with a lock nut and cotter pin.Disc is free to rotate to avoid localized wear.Disc hanger is supported on a sturdy disc carrier hinge pin of excellent bearing qualities. ALLparts are accessible from top for easy servicing.

Size: 1/2", 3/4", 1", 1.25", 1.5", 2". Material: stainless steel. Standard: ISO, 3A, DIN, SMS
Working pressure: 200WOG. Connection type: double inside screws. Suitable media: water, oil, air and some corrosive liquids. Inner packing: Plastic bag or as request. Outer packing: Wooden box or as request. "ZOELLER" CHECK VALVE UNION. Prevents back flow of water and sewer gas. Full flow. Extra wide flapper hinge prevents hinge stress. Vertical or horizontal line. "ZOELLER" CHECK VALVE UNION Prevents back flow of water and sewer gas Full flow Extra wide flapper hinge prevents hinge stress Vertical or horizontal line Slips over ABS, PVC, steel or copper pipe Flexible neoprene unions Includes clamps, unicheck Rated at 25 PSI pressure (57 ft. of head) 130 deg. F max. Bulk 1-1/4" or 1-1/2" Slip x Slip .Robust one-piece construction to withstand the severe shock of check valve service.Hardfaced with 13 CR,Stellite 6,SS 316,or Monel,Ground and lapped to mirror finish.Sizes 2-6"(50-150mm)may have soild CA15(13CR)disc.SS 316 disc with Stellite 6 facing also available.