Adjustable Buffer Slow Shut Butterfly Clapper Non Return Check Valve (HH46X/H)

• Media: Water
• Temperature: Ordinary Temperature
• Material: Ci, Di, CS, Ss Etci, Di, CS, Ss etc
• Connection Form: Flange
• Structure: Butterfly Type Check Valve/ Dual Disc
• Pressure: Ordinary Pressure
• Model NO.: HDH46X/H, HYH46EJ/H
• Function: Ddcv Double Lobe, Nrvg Silence, Non Return
• Sealing Form: Soft Sealing/ Hard Sealing
• Flow Direction: Unidirection
• Standard: ANSI, DIN, BS, GB, JIS etc
• Application: Industrial Usage, Water Industrial Usage
• Certificate: ISO, Ce
• Temperature Applicable: ≤ºC
• Medium Applicable: Water, Source Water
• Pressure Rating: Pn10, Pn16, Pn25, Pn40 (Cl150,Cl300)
• Transport Package: Bubble Plastic Paper + Plywood Case
• Specification: DN50 - DN2000
• Trademark: KARFAR
• Origin: China
• HS Code: 90328100
• Production Capacity: 3000PCS/Month

Product Description

MODEL: HDH46 / HYH46 
Micro Resistance Adjustable Slow shut Butterfly type Check Valve 

Δ This valve is outstanding for its structure, reasonable design, small profile, light weightness, good sealing performance, strong recycling capability, small flow resistance. it can slowly shut with no slamming, no vibration and no noise.The closing speed can be adjusted according to the specific condition at your site in order to eliminate pressure surge at the best closing speed.
This model is popularly used in water supply and drainage pipeline of high-rise building and fire protection system. It is mounted at the outlet of pump to cut off backflow, preventing destructive pressure surge and securing the operation of the pipeline and pump. It is very energy-saving.
 

Medium applicable	Water, Source water etc.
Main material	Cast Iron, Ductile Iron, Carbon Steel, Alloy Steel etc.
Temperature applicable	≤80ºC
Nominal Pressure	150lb--900lb
Nominal Diameter	2"--48"
Flange Dimension	ANSI B16.42BS4504, ISO2531, ISO7005 etc.
Face to Face Length	BS5155, ISO5752, DIN3352 etc.