300X Slowly Closed Check Valve

• Media: Water
• Temperature: Ordinary Temperature
• Material: Cast Iron
• Connection Form: Flange
• Pressure: Ordinary Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Model NO.: 300X
• Flow Direction: Reversing
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Carton
• Specification: CE, ISO9001, ISO14001, SGS, OHSAS18001
• Trademark: bh
• Origin: China
• HS Code: 8481804090
• Production Capacity: 10000pieces/Year

Product Description

                                                                     Energy saving Flanged silencing check valve

1.Product Description






2.Purpose
Used for the pump outlet in high building or other water supply systems to prevent the medium from backflow and reduce water hammer so as to leave a safe and peaceful effect.

3.Features
Able to prevent both water hammer and water shock from being produced so as to get the slow-closing and silencing effect.It is a check valve able to adjust and control the open-close speed and,at the time for the pump to start or stop working,can adjust the open-close speed to its best on the site.

4.Principle
When the pump stops,the medium flows back,the pressure in the upper cavity of the valve is larger than that in the lower one,the disc falls off to close.Control of the speed for the back water to enter the upper cavity of the diaphragm can adjust the speed for the valve to close so as to get the slow closing effect.

5.Executive standard
Size of flange:GB/T 17241.6
Test and inspection:GB/T 13927

6.production process

7.Package



8.Company Information


9.FAQ
Q: Are you trading company or manufacturer ?
A: We are factory Located In Tianjin, China.
Q: What's your product range?
A: We produce Butterfly valve, Gate valve, Check valve, Y strainer ,Water Controlling Valve and other Pipe Accessories .
Q: What's Execution Standard?
A: ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
Q: What's your Strong product ?
A: Centre Line Butterfly valve, Eccentric Butterfly valve ,Resilient Seat Gate valve, and largest size to DN3200 .
Q: How long is your delivery time?
A: Generally it is 10 days if the goods are in stock. or it is 35 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=10000USD, 100% in advance. Payment>=10000USD, 30% T/T in advance ,balance before shipment.