DI Double Orifice / Acting / Hole / Ball / Control / Sephere Air Release / Relief Valve

Specifications:

Standard ; DIN BS ANSI
Working Pressure : PN10 PN16 PN25
Material : Cast Iron and Ductile Iron

1 ) Size: 1-1/2" to 8"
2 ) Class: PN10, PN16.125LB, 150LB
3 ) Type: NBR Floating Ball, Stainless steel /Brass Spindle
4 ) Material: CAST IRON, DUCTILE IRON

All our products are designed and manufactured strictly in conformity with the standard of API, ANSI,

AWWA, JIS, BS and DIN, etc. Most of our manufacturers have obtained ISO 9001, API 6D, TUV and

CE certificates to ensure the quality stability of the products. We provide EN10204 3.1B. Mill Test

Certificate for all our supplied products.

Description:

Competitive Advantage:

DESIGN STANDARDS

• Coating Powder Epoxy Min. 250 micron

• Three Way Functioning:

- Release of large volumes of air during pipeline fill.

- Allows in flows of large volumes of air when pipe is emptied.

- Release of air under pressure

• Low Maintenance

• Working pressure Min. 0.1 bar Max. 16 bar

• Hydraulic test performed under 1.5xPN pressure

REMARKS & APPLICATIONS

• For water (Not sewage) and neutral liquids.

• Nominal Pressure: PN 16/25 & PN 25/40

• Working Temperature: -10˚C to 120˚C

Shanghai KangQuan Valve Co. Ltd. is a specialized valves manufacture, which has 2,500 tons of 

valves output capacity annually. We pay much attention to the quality so our products are superior in 

quality compared with those of other manufacturers. After years of research and development, we have

accumulated a wealth of information and experience in this field. We enjoy a high reputation in dealing 

with both domestic and overseas trading.

Shanghai KangQuan Valve Co. Ltd.  covers an area of  15000 square meters. Our products line includes

various kinds of gate valves, globe valves, ball valves, check valves, cock valves, butterfly valves of , etc., 

up to the international advanced standards of ANSI, API, JIS, DIN, BS and so on . Materials mainly include

carbon steel ,stainless steel ,ductile iron and so on .with hand wheel worm-gear actuator and pneumatic

and electric actuator to be selected ,widely used in the industries of petrochemical, natural gas, metallurgy, 

electric power , pharmaceutical , construction, etc..

With highly qualified professionals and first class service, Shanghai KangQuan Valve Co. Ltd. has

established a highly respected enterprise which has been relied on for years. And we will continuously 

offer customers the most accurate and high quality delivery service possible.

Excellent quality assurance is our sales purpose, 
Competitive price is our sales policy, 
On time product delivery and responsive service is our standard.

Shanghai KangQuan Valve Co. Ltd. hopes to work together with you for a better future. Let’s work 

together building a mutually beneficial relationship that will last for years.