Category: Safety valve
Tel: +86-13736311582
Fax: +86-577-67358700
E-mail: sale@greatdesignvalve.com
STANDARD
Design standard:DIN 3320
Face to face dimension:DIN 3202
Flange standard:DIN 2543-2545
Test & inspection:DIN 3230
MATERIAL
| Ref No. | Part Name | Materials |
| 1 | Nozzle | 2Cr13+STL |
| 2 | Body | GS-C25 |
| 3 | Adjusting ring | 2Cr13 |
| 4 | Disc | 2Cr13+STL |
| 5 | Disc holder | 2Cr13 |
| 6 | Guibe | 2Cr13 |
| 7 | Stem | 2Cr13 |
| 8 | Spring | 50CrVA |
| 9 | Bonnet | GS-C25 |
| 10 | Cap | GS-C25 |
MAIN PARTS MATERIALS
| Model | 35.901/902/911/912 | 55.901/911 |
| Nominal pressure | PN40/16 | PN40/16 |
| Body material | Carbon Steel 1.0619+N | Stainless steel 1.4301/1.4401 |
| Nominal diameter | DN20/32~DN150/20 |
DN20/32~DN100/150 |
| Working temperature | -10°C~450°C | -60°C~400°C |
| DN |
20 32 |
25 40 |
32 50 |
40 65 |
50 80 |
65 100 |
80 125 |
100 150 |
125 200 |
150 250 |
|
do(mm) Throughflow aperture |
18 | 22 | 29 | 36 | 45 | 58 | 72 | 80 | 100 | 125 |
|
Ao(mm²) Throughflow area |
254 | 398 | 661 | 1018 | 1590 | 2688 | 4072 | 6362 | 8825 | 12266 |
| Weight(Kg) | 8.5 | 10 | 14 | 20 | 28 | 40 | 53 | 80 | 125 | 165 |
MAIN CONNECTION SIZE
EN
