Oilfield API Standard Swing Check Valve
Specifications
Tilting disc check valve DN600 PN10 China manufacturerSize: DN200~ DN1600
Pressue: PN10, PN16, PN25
1. Size, pressure, medim and temp. range as listed below:
| Size | DN200 to DN1600 |
| Pressure | PN10, PN16, PN25 |
| Suitablem | water, and other weak corrosive liquid etc. |
| Temp. | -10~120°C |
2. Standard items:
| Description | Standard |
| Design and manufacture | EN12334 |
| Face to face | ISO5752 series14, EN558-1 series 14, DIN3202 F4 |
| Flange and drilling | ISO7005-2, EN1092, DIN2501 |
| Pressure test | EN12266 |
| Top flange of bare shaft valve | ISO5211 |
3. Main part material items:
| Name | Material |
| Body | ductile cast iron+hard rubber |
| Disc | ductile cast iron+hard rubber |
| Stem | S31803,1.4462 |
| Disc seat ring | EPDM, |
| Body seat ring | SS316 |
| Retainer | SS316 |
| Shaft bearing | Al-bronze, self-lubricating bearing |
| Bolt & nuts | SS316 |
| Coating | epoxy paint, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc. |
Notes: Other materials are available on request
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