Damper Buffer Cushion Counter Weight Slow Shut Check Valve

• Media: Water, Steam, Oil, Gas etc
• Temperature: High Temperature
• Material: Ci, Di, CS, Ss etc
• Connection Form: Flange
• Structure: Swing
• Pressure: Ordinary Pressure
• Model NO.: HH47
• Function: Nrvz Silence, Nrvg Silence
• Sealing Form: Metal to Metal Sealing
• Flow Direction: Unidirection
• Standard: ANSI, API, DIN, BS, GB etc
• Application: Industrial Usage, Water Industrial Usage
• Medium Applicable: Fresh Water, Sewage, Sea Water, Air, Gas, Acids
• Transport Package: Bubble Plastic Paper + Plywood Case
• Specification: DN300 - DN1800
• Trademark: KARFAR
• Origin: China
• HS Code: 8481804090
• Production Capacity: 2000 PCS / Month

Product Description

Butterfly Slow Shut Non Return Check Valve
MODEL NO. HBH47H

Δ The KARFAR model HBH47H Butterfly Slow Shut Check Valve is new flange connection Slow closing check valve, with triple offset structure, metal to metal sealing and buffering damper. It is mainly used as One-way valve in industries of oil, chemical, food, medicine, textiles, paper making, water supply and drainage, smelting and power station. It prevents backflow and eliminates destructive pressure surge.

Features:

1. Small size, Light weight, Compact structure, Easy maintenance.
2, Buffer device has appealing design, with compact structure and reliable performance. It is installed outside pipeline preventing medium from pollution. 
3, Smooth running without vibration and noise.
4, Triple offset structure, with optimal face to face length which reduces flow resistance and eliminate pressure surge.
5, Perfect sealing; No Leaking.
6,  Outstanding open and close capacity. Opening pressure≤0.08Mpa; Quick open and adjustable close speed. Closing movement includes two steps, first rapid closing step, and second slow closing step. The second slow closing speed is adjustable according to the specific condition.

 

PART NAME	Material
Body	Cast iron, Ductile Iron, Cast steel , Stainless steel etc
Disc	Cast steel, Stainless, Bronze etc
Stem	Stainless steel
Seat	Rubber seat ring, Stainless steel layer etc
Buffer damper	Stainless steel