Flange Swing Check Valve Specifications:
1. Size: DN40-350mm
2. Working Pressure: 150 PSI, PN10, PN16
3. Material: Cast iron GG25 or Ductile iron GGG40 / 50
4. Suitable Temperature: -20 °C to 180 °C (Different temperature choose different materials)
5. Suitable Medium: Water, Steam, Oil and natural gas etc.( Different raw material for different medium) Cryogenic, soft seat insert design available for tight shut off where required.
Flange Swing Check Valve Technical Specifications:
1. Flange end, according to ANSI BS DIN JIS etc.
2. Face to Face: MSS SP-71 DIN3202 F1 , BS4090 /BS5153
3. End Flange: DIN 2543-2545/DIN 2501
4. Inspection and Test: DIN 3230
Swing Check Valve in China
Flange Swing Check Valve Features:
1. Bolted bonnet , pressure PN10/16 ; Class ANSI 125/150
2. We also make production according to specification.
3. Zero leakage under rated pressure.
4. Epoxy coating
Main Parts | Material |
| Body | Cast iron GG25 or Ductile iron GGG40/50 |
| Seal | Brass or Bronze |
| Disc seal ring | Rubber or Brass |
| Disc | Ductile iron |
| Hinge pin | SS316 |
| Bonnet | Cast iron or Ductile iron |
Laizhou dongsheng valve co.,Ltd is a professional valve plant, is a collection of research and development, design, the manufacture, the sale of integrated specialized company. Our main products are series of check valves, including all kinds of single disc swing check valve, double disc swing check valve, flange and threaded ball check valve, flange and wafer silent check valve, stainless steel lift check valve, diaphragm valve, ball valve and butterfly valve etc.
We hold a set of scientific and strict management system, strong technical force, advanced processing equipment and reasonable technical progress, high technology and quality technicists and workers. We have 200 employees, and our factory area is 30000 square meter. We always hold "Do to the quality of survival, to the credibility of development.", so we produce every product carefully and treat every customer sincerely. Our products are used to open and close the pipeline of oil, chemical, water, gas and food etc. Our products are exported mainly to Europe, America, Africa, Southeast Asia, the Middle East and Russia etc. Our products are praised by foreign and domestic customers.
We own good quality certificated by ISO9001 and CE. Welcome friends from home and abroad to visit us. And we look forward to having a sincere and favorable cooperation with you.
