Din Standard Check Valve
Home / Din Standard Check Valve
DIN Lift Check Valve
Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
DIN Lift Check Valve
Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Advantage
- DIN lift check valve is self-sealing valve. The disc can be acted by the flow which can protect against the media flow back.
- The disc with spring can keep the valve work in any direction.
- Reasonable structure, reliable sealing, excellent performance and attractive appearance make a VMV valve
Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Performance specification
| Nominal Pressure | PN | ||
| Test Pressure | Strength test | 1.5PN | MPa |
| Sealing test | 1.1PN | ||
| Gas seal test | 0.6 | ||
| Suitable temp | -196℃~600℃ | ||
Main Parts
| NO. | Part name | Material |
| 1 | Body | GS-C25、1.4301、1.4401 |
| 2 | Seat | 1.4301、Stellite |
| 3 | Disc | 1.4021、1.4301+Stellite |
| 4 | Spring | 1.4301、1.4401 |
| 5 | Copper guide sleeve | Copper alloy、D2、BL2 |
| 6 | Metal gasket | Stainless steel |
| 7 | Cover | GS-25、1.4301、1.4401 |
| 8 | Nut | ASTM 194-2H、A194-8 |
| 9 | Double-headed bolt | ASTM 193-B7、A193-B8 |
Main Connections
PN 16 | ||||||||
DN | Main connection size | |||||||
L | D | D1 | D2 | b | f | H | n-Φd | |
15 | 130 | 95 | 65 | 45 | 16 | 2 | 65 | 4-Φ14 |
20 | 150 | 105 | 75 | 58 | 18 | 2 | 70 | 4-Φ14 |
25 | 160 | 115 | 85 | 68 | 18 | 2 | 80 | 4-Φ14 |
32 | 180 | 140 | 100 | 78 | 18 | 2 | 85 | 4-Φ18 |
40 | 200 | 150 | 110 | 88 | 18 | 3 | 90 | 4-Φ18 |
50 | 230 | 165 | 125 | 102 | 20 | 3 | 95 | 4-Φ18 |
65 | 290 | 185 | 145 | 122 | 20 | 3 | 110 | 4-Φ18 |
80 | 310 | 200 | 160 | 138 | 20 | 3 | 130 | 8-Φ18 |
100 | 350 | 220 | 180 | 158 | 20 | 3 | 155 | 8-Φ18 |
125 | 400 | 250 | 210 | 188 | 22 | 3 | 165 | 8-Φ18 |
150 | 480 | 285 | 240 | 212 | 22 | 3 | 215 | 8-Φ22 |
200 | 600 | 340 | 295 | 268 | 24 | 3 | 280 | 12-Φ22 |
250 | 730 | 405 | 355 | 320 | 26 | 3 | 305 | 12-Φ26 |
300 | 850 | 460 | 410 | 378 | 28 | 4 | 330 | 12-Φ26 |
350 | 980 | 520 | 470 | 438 | 30 | 4 | 390 | 16-Φ26 |
400 | 1100 | 580 | 525 | 490 | 32 | 4 | 470 | 16-Φ30 |
PN 25 | ||||||||
15 | 130 | 95 | 65 | 45 | 16 | 2 | 65 | 4-Φ14 |
20 | 150 | 105 | 75 | 58 | 18 | 2 | 70 | 4-Φ14 |
25 | 160 | 115 | 85 | 68 | 18 | 2 | 80 | 4-Φ14 |
32 | 180 | 140 | 100 | 78 | 18 | 2 | 85 | 4-Φ18 |
40 | 200 | 150 | 110 | 88 | 18 | 3 | 90 | 4-Φ18 |
50 | 230 | 165 | 125 | 102 | 20 | 3 | 95 | 4-Φ18 |
65 | 290 | 185 | 145 | 122 | 22 | 3 | 110 | 8-Φ18 |
80 | 310 | 200 | 160 | 138 | 24 | 3 | 130 | 8-Φ18 |
100 | 350 | 235 | 190 | 162 | 24 | 3 | 155 | 8-Φ22 |
125 | 400 | 270 | 220 | 188 | 26 | 3 | 165 | 8-Φ26 |
150 | 480 | 300 | 250 | 218 | 28 | 3 | 215 | 8-Φ26 |
200 | 600 | 360 | 310 | 278 | 30 | 3 | 280 | 12-Φ26 |
250 | 730 | 425 | 370 | 335 | 32 | 3 | 305 | 12-Φ30 |
300 | 850 | 485 | 430 | 395 | 34 | 4 | 330 | 16-Φ30 |
350 | 980 | 555 | 490 | 450 | 38 | 4 | 390 | 16-Φ33 |
400 | 1100 | 620 | 550 | 505 | 40 | 4 | 470 | 16-Φ36 |
PN 40 | ||||||||
15 | 130 | 95 | 65 | 45 | 16 | 2 | 65 | 4-Φ14 |
20 | 150 | 105 | 75 | 58 | 18 | 2 | 70 | 4-Φ14 |
25 | 160 | 115 | 85 | 68 | 18 | 2 | 80 | 4-Φ14 |
32 | 160 | 140 | 100 | 68 | 18 | 2 | 85 | 4-Φ18 |
40 | 180 | 150 | 110 | 78 | 18 | 3 | 90 | 4-Φ18 |
50 | 230 | 165 | 125 | 102 | 20 | 3 | 95 | 4-Φ18 |
65 | 290 | 185 | 145 | 122 | 22 | 3 | 110 | 8-Φ18 |
80 | 310 | 200 | 160 | 138 | 24 | 3 | 130 | 8-Φ18 |
100 | 350 | 235 | 190 | 162 | 24 | 3 | 155 | 8-Φ22 |
125 | 400 | 270 | 220 | 188 | 26 | 3 | 165 | 8-Φ26 |
150 | 480 | 300 | 250 | 218 | 28 | 3 | 215 | 8-Φ26 |
200 | 600 | 375 | 320 | 285 | 34 | 3 | 280 | 12-Φ30 |
250 | 730 | 450 | 385 | 345 | 38 | 3 | 305 | 12-Φ33 |
300 | 850 | 515 | 450 | 410 | 42 | 4 | 330 | 16-Φ33 |
350 | 980 | 580 | 510 | 465 | 46 | 4 | 390 | 16-Φ36 |
400 | 1100 | 660 | 585 | 535 | 50 | 4 | 470 | 16-Φ39 |
