SCOPE OF APPLICATION:
|
Norminal Pressure |
1.6MPa |
||
|
Suitable Medium |
Water,Oil,Steam |
||
|
Test Pressure |
shell |
2.4MPa |
|
|
sealed |
1.76MPa |
||
|
Test Time |
|
Seat |
Shell |
|
≤50 |
15S |
15S |
|
|
65-150 |
60S |
60S |
|
|
200-300 |
120S |
120S |
|
Technical Requirement:
1.Design, manufacture conforms to BS5152.
series10 of BS EN558-1.
2.Face to face dimension conforms to
3.Flange drilled conforms to BS EN1092-2。
|
SIZE |
L |
D |
D1 |
D2 |
B |
n-d |
F |
Do |
|
50 |
203 |
165 |
125 |
99 |
20 |
4-19 |
3 |
178 |
|
65 |
216 |
185 |
145 |
118 |
20 |
4-19 |
3 |
178 |
|
80 |
241 |
200 |
160 |
132 |
22 |
8-19 |
3 |
200 |
|
100 |
292 |
220 |
180 |
156 |
24 |
8-19 |
3 |
254 |
|
125 |
330 |
250 |
210 |
184 |
26 |
8-19 |
3 |
300 |
|
150 |
356 |
285 |
240 |
211 |
26 |
8-23 |
3 |
300 |
|
200 |
495 |
340 |
295 |
266 |
30 |
12-23 |
3 |
348 |
|
250 |
622 |
405 |
355 |
319 |
32 |
12-28 |
3 |
400 |
|
300 |
698.5 |
460 |
410 |
370 |
32 |
12-28 |
4 |
457 |
|
18 |
nut |
steel |
BS970 43A |
GB700-88 Q235 |
|
17 |
washer |
steel |
BS970 43A |
GB700-88 Q235 |
|
16 |
handwheel |
cast iron |
BS1452 Gr.220 |
GB9439-88 HT250 |
|
15 |
stem nut |
cast brass |
BS1400 PCB1 |
GB1176-87 ZCuZn38Mn2Pb2 |
|
14 |
bolt |
steel |
BS970 43A |
GB700-88 Q235 |
|
13 |
nut |
steel |
BS970 43A |
GB700-88 Q235 |
|
12 |
gland follower |
ductile iron |
BS2789 Gr420-12 |
GB1438 QT400-17 |
|
11 |
bonnet |
cast iron |
BS1452 Gr.220 |
GB9439-88 HT250 |
|
10 |
packing |
graphite |
|
GB3518-83 LC35-999 |
|
9 |
bolt |
cast iron |
BS970 43A |
GB700-88 Q235 |
|
8 |
flange gasket |
graphite |
|
GB3518-83 LC35-999 |
|
7 |
stem |
brass |
BS2874 CZ122 |
YB146-71 HPb59-1 |
|
6 |
nut |
cast brass |
BS1400 PCB1 |
GB1176-87 ZCuZn38Mn2Pb2 |
|
5 |
stop washer |
stainless steel |
BS970 304S15 |
GB1220-92 OCr18Ni9 |
|
4 |
disc |
cast iron |
BS1452 Gr.220 |
GB9439-88 HT250 |
|
3 |
disc ring |
cast bronze |
BS1400 LG2 |
GB1176-87 ZCuSn5Pb5Zn5 |
|
2 |
body ring |
cast bronze |
BS1400 LG2 |
GB1176-87 ZCuSn5Pb5Zn5 |
|
1 |
body |
cast iron |
BS1452 Gr.220 |
GB9439-88 HT250 |
|
NO. |
Name of part |
Material |
British standard |
Chinese standard |