Hydraulic Damper Slow Shut Non Slam Control Valve

• Media: Water Steam Oil
• Temperature: Ordinary Temperature
• Material: Cast Steel
• Connection Form: Flange
• Structure: Swing
• Pressure: Ordinary Pressure
• Model NO.: H74
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage
• Size: 2" to 54"
• Class: 150lb to 2500lb
• Certificates: API 6D, CE, ISO9001
• Application Fields: Light Industrial, Electric Power, Petroch
• Delivery Detail: 20~45 Days According to The Specific Quantities
• Transport Package: Standard Export Wooden Case
• Specification: API598, API6d, ANSI, Bs, DIN, JIS
• Trademark: NAIBANG
• Origin: China
• HS Code: 8481300000
• Production Capacity: 5000PCS/Year

Product Description

Hydraulic Damper Slow Shut Non Slam Control Valve

Single plate swing check valve is equipped with a buffer to slow down the closing speed to make partial medium enter the system in order to greatly eliminate the backflow slamming and the destructive pressure surge when pump stops working. It is mainly mounted at outlet side of the pump station in industrial water recycling supply system, urban water supply system, high-rise buildings and modern hotels. The model is designed to have non-vibration non-slam performance in consideration of special application environment.

Specifications:
Size: 2" to 60",DN50-DN1500
Class: 150LB to 2500LB,PN16-PN420
Type: Double plate or single plate, wafer type, lugged type, flanged type
Material: B148 C95800, WCB, WCC, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, CN7M, LCB, LCC, DUPLEX SS, C95800,C95500,MONEL, ALLOY 20 etc

Design
To API594
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.


Product 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, Perfect sealing; No Leaking.

 

PART NAME	Material
Body	Cast iron, Ductile Iron, Cast steel , Stainless steel etc
Disc	Cast steel, Stainless, Bronze etc
Bolt	Stainless steel
Seat	Rubber seat ring, Stainless steel layer etc
Weight	Forged steel,Stainless Steel

Corrosion protection
Inside and outside epoxy coating
Applicable temperature: -196-540 different raw material for different work temperature
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)



Workshop
Inspection


  
 

FAQ: 

1. What is your MOQ?
Our MOQ is usually 1 pc.

2. What is your delievery time?
Our delievery is about 25-30days.

3. What is your payment terms?
We accept T/T, 100% L/C, or West Union and so on.

4. Could you provide free samples?
Usually, we offer free samples, customers bear freight cost. 

5. Why choose us?

Firstly, comparing with many factories, our prices are more competitive.

Secondly, We 100% test working pressure for ALL our products.

Finally, After- Services will be highly satisfied. Any problems and feedbacks will be responded efficiently.