Check valve are used to cut or connect the pipe media. They are widely used in petroleum refining, long-distance pipelines, chemical, papermaking , water conservation, electric power, steel industry and other industries.
We are specialized in producing Ball Valves, Gate Valves, Check Valves, Globe Valves, and Butterfly Valves. From size 1/2'' to 48'', pressure rate from 150LB to 2500LB. Material such as A105, F51, SS304,SS316,WCB,WCC,CF8,CF8M,CF3, CF3M,etc.
Our products adopt domestic and international standard certificates in both design and manufacturer, such as ISO9001, CE, API 6D, ANSI, BS, DIN, GOST, TS,JIS, GB, etc..
Product Features
| Standard compliance |
| Design and manufacture: | API6D, ANSI B16.34, BS1868 |
| Test and inspection: | API598 |
| Face to face dimensions: | ANSI B16.10 |
| Flanged end: | ANSI B16.5, B16.47 SERIES A & SERIES B |
| Butt-welding end: | ANSI B16.25 |
| Other standards (DIN, BS, JIS) is also available upon request. |
| Specifications |
| Size: | 2" to 36" |
| Class: | 150LB to 2500LB |
| Type: | Bolted Cover, Swing Disc, Threaded or Welded seat ring |
| Material: | WCB, WCC, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, CN7M,
LCB, LCC, DUPLEX SS, MONEL, ALLOY 20, CAST IRON etc |
| Operation: | Lever with counterweight(option) |
Hongqiu Valve Co., Ltd was established in 1998, located in Wuxing Industrial Zone, Oubei town, Yongjia county, Wenzhou city, which is known as the "County of China Valves". The main producing center located in Yangliuhe Industrial Zone, Yunhe County, Lishui City, Zhejiang Province, China. HQV specialized in producing Ball Valves, Gate Valves, Check Valves, Globe Valves, and Butterfly Valves. From size 1/2'' to 48'', pressure rate from 150LB to 2500LB. Material such as A105, F51, SS304, SS316, WCB, WCC, CF8, CF8M, CF3, CF3M, etc.
Our products adopt domestic and international standard certificates in both design and manufacturer, such as ISO9001, CE, API 6D, ANSI, BS, DIN, GOST, TS, JIS, GB, etc...The Valves we provide widely used in petrochemical industry, chemical industry, pharmacy, power&paper environmental protection, electric power, etc. Mainly export to European Countries, South America, Middle-East, Russia, Korea, Brazil, German, etc. Our products are strictly controlled in each process from design to delivery. It will be your best decision to buy products in the best quality and most competitive price from us.
