Flanged Silent Check Valves
1.Standard: Conforms to API/DIN
2.Face to Face: ANSI B16.1
3.Flange suitalbe to EN1092-2,ANSI 125/150
4.Material: Cast Iron/Ductile Iron
5.Normal Pressure: PN10/16,ANSI 125/150
6.Size: DN50-DN300
DESCRIPTION
Flange according to EN1092-2 PN10/16
Excellent tightness
Low head loss
Extremely reliable
Excellent hydraulic result
Simplicity in mounting and use
Working pressure: 1.0Mpa/1.6Mpa
Pressure test according to standards: API598 DIN3230 EN12266-1
working temperature: NBR: 0℃～+80℃
EPDM: -10℃～+120℃ Medium: Fresh Water, Sea water, all kinds of oil, acid, alkaline liquid etc.
MATERIAL LIST
| NO. | Part | Material |
| 1 | Guide | GGG40 |
| 2 | Body | GG25 |
| 3 | Axle sleeve | TEFLON |
| 4 | Spring | Stainless steel |
| 5 | Seal ring | NBR/EPDM/VITON |
| 6 | Disc | GGG40 |
DIMENSION
| DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| L (mm) | 100 | 120 | 140 | 170 | 200 | 230 | 301 | 370 | 410 | |
| ΦA(mm) | 50 | 65 | 80 | 101 | 127 | 145 | 194 | 245 | 300 | |
| ΦB (mm) | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 460 | |
| ΦC(mm) | PN10 | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 350 | 400 |
| PN16 | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 355 | 410 | |
| n-Φd(mm) | PN10 | 4-19 | 4-19 | 8-19 | 8-19 | 8-19 | 8-23 | 8-23 | 12-23 | 12-23 |
| PN16 | 4-19 | 4-19 | 8-19 | 8-19 | 8-19 | 8-23 | 12-23 | 12-28 | 12-28 | |
