一、 Main Technique Number
| Nominal pressure |
1.0 |
1.6 |
2.5 |
| Test pressure (MPa) |
Shell strength |
1.5 |
2.4 |
2.8 |
| Sealing performance |
1.1 |
1.76 |
3.8 |
| Working temperature |
-10～80 |
| Applicable medium |
Clean-water、Slops、oil、Air |
二、Material For Main Parts
| Name of parts |
Material |
| Body、Bonnet |
Ductile Iron |
| Disc |
(EPDM MBR)Ductile lron |
| Stem |
Stainless steel |
| Nut |
Bronze |
| Hand wheel |
Ductile Iron |
三、 Main Exteranl Dimensions PN10/PN16
| 公称通径 |
L |
D |
D1 |
N-φd |
b |
Hmin (全关) |
Hmax (全开) |
| 50 |
178 |
160 |
125 |
4-18 |
20 |
322 |
374 |
| 65 |
190 |
180 |
145 |
4-18 |
20 |
332 |
398 |
| 80 |
203 |
195 |
160 |
4-18/8-18 |
21 |
350 |
429 |
| 100 |
229 |
215 |
180 |
8-18 |
21 |
420 |
524 |
| 125 |
254 |
245 |
210 |
8-18 |
22 |
581 |
721 |
| 150 |
267 |
285 |
240 |
8-23 |
22 |
581 |
736 |
| 200 |
292 |
335 |
295 |
8-23/12-23 |
23 |
736 |
942 |
| 250 |
330 |
390/405 |
350/355 |
12-23/12-25 |
24 |
882 |
1013 |
| 300 |
356 |
440/460 |
400/410 |
12-23/12-25 |
5 |
1009 |
1117 |
| 350 |
381 |
500/520 |
460/470 |
16-28/16-25 |
26 |
1300 |
1655 |
| 400 |
406 |
565/580 |
515/525 |
16-25/16-30 |
40 |
1380 |
1805 |
| 450 |
432 |
615/640 |
565/585 |
20-25/20-30 |
44 |
1470 |
2020 |
| 500 |
457 |
670/705 |
620/650 |
20-25/20-34 |
46 |
1600 |
2240 |
| 600 |
508 |
780/840 |
725/770 |
20-30/20-41 |
54 |
1705 |
2500 |
|
