FLANGE END RESILIENT SEAT NON-RISING STEM GATE VALVE
Scope Of Application：
| Norminal pressure |
1.0MPa |
|
|
suitable medium |
water |
|
|
test pressure |
sheel |
1.5MPa |
|
seat |
1.1MPa |
|
|
test time |
DN50-150 |
60s |
|
DN>150 |
120s |
|
|
temperature |
≤80°c |
|
Technical Requirement:
- Design,manufacture conforms to DIN 3352.
- Face to face dimension conform to Series 14 of BS EN 558-1.
- Flange drilled conforms to BS EN1092.
|
DN |
L |
D |
D1 |
D2 |
b |
f |
n-d |
Do |
|
40 |
140 |
150 |
110 |
84 |
18 |
3 |
4-19 |
160 |
|
50 |
150 |
165 |
125 |
102 |
20 |
3 |
4-19 |
160 |
|
65 |
170 |
185 |
145 |
122 |
20 |
3 |
4-19 |
160 |
|
80 |
180 |
200 |
160 |
138 |
22 |
3 |
8-19 |
200 |
|
100 |
190 |
220 |
180 |
158 |
24 |
3 |
8-19 |
200 |
|
125 |
200 |
250 |
210 |
188 |
26 |
3 |
8-19 |
250 |
|
150 |
210 |
285 |
240 |
212 |
26 |
3 |
8-23 |
320 |
|
200 |
230 |
340 |
295 |
268 |
26 |
3 |
8-23 |
320 |
|
250 |
250 |
405 |
350 |
320 |
26 |
3 |
12-23 |
320 |
|
300 |
270 |
460 |
400 |
378 |
26 |
4 |
12-23 |
360 |
|
350 |
290 |
505 |
460 |
429 |
30 |
4 |
16-23 |
|
|
400 |
310 |
565 |
515 |
480 |
32 |
4 |
16-28 |
|
|
450 |
330 |
615 |
565 |
548 |
32 |
4 |
20-28 |
|
|
500 |
350 |
670 |
620 |
609 |
34 |
4 |
20-28 |
|
|
600 |
390 |
780 |
725 |
720 |
36 |
5 |
20-31 |
|
|
15 |
bolt |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
|
14 |
handwheel |
ductile iron |
DIN1693 GGG50 |
GB1348-88 QT500-7 |
|
13 |
washer |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
|
12 |
stuffing box |
cast brass |
DIN17656 G-CuZn37Pb |
GB1176-87 ZCuZn40Pb2 |
|
11 |
bonnet |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
|
10 |
O-ring |
NBR |
|
NBR |
|
9 |
0-ring |
NBR |
|
NBR |
|
8 |
gasket |
Teflon |
|
HG/T2902 |
|
7 |
screws |
steel |
DIN C30 |
GB699-88 30 |
|
6 |
flange gasket |
NBR |
|
NBR |
|
5 |
stem |
stainless steel |
DIN17440 X20Cr13 |
GB1220-92 2Cr13 |
|
4 |
stem nut |
cast brass |
DIN17656 G-CuZn37Pb |
GB1176-87 ZCuZn40Pb2 |
|
3 |
wedge |
NBR |
|
NBR |
|
2 |
wedge frame |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
|
1 |
body |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
|
NO. |
Name of part |
Material |
Germany standard |
Chinese standard |