Zhejiang Guanlong Machinery Valve Co., Ltd.  

Product Name: Buffer Micro Resistance Slow Shut Swing Flapper Non Return Check Valve Model NO.: HH44 Application: Industrial Usage, Water Industrial Usage Standard: API, DIN, JIS, GB, BS etc Flow Direction: Unidirection Sealing Form: Rubber / metal Sealing Function: Industrial Control Pressure: Ordinary Pressure Structure: Swing Tilting Disc Type Connection Form: Flange Material: Ci, Di, CS, Ss etc Temperature: Ordinary Temperature Media: Water, Steam, Oil, Gas etc Certificate: ISO, Ce Medium Applicable: Water, Sewage, Sea Water Pressure Reating: Pn10, Pn16, Pn25, Pn40 (Cl150, Cl300) Trademark: KARFAR Transport Package: 1. Inner: Plastic Package2. Outer: Plywood Case Specification: DN40 ~ DN2000 Origin: China HS Code: 84813000 Product Description Micro resistance Slow Shut Check Valve with BufferMODEL NO. HH44 Size: DN40 -- DN2000Pressure: PN10, PN16, PN25, PN40Material: Cast iron, Dutile Iron, Cast steel, Stainless steel etcStandard: API 6D, API 598, ANSI B16.10, ANSI B16.5Check valves allows medium flow in one direction and automatically prevent flowing in the opposite direction. This is one of the most hot sales Check Valve at present in the market.Δ This valve is outstanding for its special structure, with large flow rate, tiny flow resistance, big disc opening span. It is also electricity saving, has dependable perfect sealing and abrasion resistance. It is anon slam quiet check valve. The closing speed can be adjusted according to specific condition at site. This model is popularly used in water supply and drainage system. It is usuall mounted at the outlet side of pumps to cut off backflow, preventing desturctive pressure surge and ensuring safe operation of the pipeline and pump. It has long span of service life, non vibration &non slamming noise.Medium applicableclean water, Sewage water, Sea Water etc.Main materialCast Iron, Dutile Iron, WCB, WCC, WC6, SS304, SS316, CF8, etc.Temperature applicable≤80ºC(can adjust to suit 200ºC according to request)Nominal PressurePN10 ~PN40 (CL150 ~ CL300)Nominal DiameterDN40--DN2000Flange DimensionASME B16.42, BS4504, ISO2531, ISO7005 and other standardsFace to Face LengthANSI B16.10, API594,BS5155, ISO5752, DIN3352 and other standardsKARFAR competitive advantages:*Well and high Quality Control*prompt Delivery*Customer's Designs and Logos are welcome*Competitive Price*Small order Acceptable