Scope of Application
NORMINAL PRESSURE |
1.6MPa |
|
SUITABLE MEDIUM |
WATER, OIL,STEAM |
|
TEST PRESSURE |
intensity |
2.4MPa |
sealed |
1.76MPa |
|
Highest temperature |
-10—150°C |
Technical requirement
DN |
L |
D |
D1 |
D2 |
DO |
B |
f |
n-d |
40 |
240 |
150 |
110 |
88 |
160 |
18 |
3 |
4-19 |
50 |
250 |
165 |
125 |
102 |
160 |
20 |
3 |
4-19 |
65 |
270 |
185 |
145 |
122 |
160 |
20 |
3 |
4-19 |
80 |
280 |
200 |
160 |
138 |
160 |
22 |
3 |
8-19 |
100 |
300 |
220 |
180 |
158 |
200 |
24 |
3 |
8-19 |
125 |
325 |
250 |
210 |
188 |
250 |
26 |
3 |
8-19 |
150 |
350 |
285 |
240 |
212 |
250 |
26 |
3 |
8-23 |
200 |
400 |
340 |
295 |
268 |
250 |
30 |
3 |
12-23 |
250 |
450 |
405 |
355 |
320 |
320 |
32 |
3 |
12-28 |
300 |
500 |
460 |
410 |
378 |
320 |
32 |
4 |
12-28 |
350 |
550 |
520 |
470 |
438 |
400 |
36 |
4 |
16-28 |
400 |
600 |
580 |
525 |
490 |
400 |
36 |
4 |
16-31 |
19 |
nut |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
18 |
washer |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
17 |
handwheel |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
16 |
nut |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
15 |
gland follower |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
14 |
packing |
graphite |
|
GB3518-83 LC35-999 |
13 |
stuffing box |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
12 |
gasket |
graphite |
|
GB3518-83 LC35-999 |
11 |
T-bolt |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
10 |
bonnet |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
9 |
gasket |
graphite |
|
GB3518-83 LC35-999 |
8 |
nut |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
7 |
bolt |
steel |
DIN17100 RSt37-2 |
GB700-88 Q235 |
6 |
stem |
steel |
DIN17440 X20Cr13 |
GB1220-92 2Cr13 |
5 |
stem nut |
cast brass |
|
GB1176-87 ZCuZn38Mn2Pb2 |
4 |
wedge |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
3 |
wedge seat ring |
cast brass |
DIN17656 G-CuZn37Pb |
GB1176-87 ZCuZn40Pb2 |
2 |
body seat ring |
cast brass |
DIN17656 G-CuZn37Pb |
GB1176-87 ZCuZn40Pb2 |
1 |
body |
cast iron |
DIN1691 GG25 |
GB9439-88 HT250 |
NO. |
name of part |
material |
German Standard |
Chinese Standard |