| bb os & y型结构 |
|
制造标准：din3356 |
结构长度：din3202 |
|
法兰标准：din2543-2545 |
对焊口标准：din3239 |
|
试验标准：din3230 |
|
| bb os & y structure |
|
manufacture：din3356 |
face to face：din3202 |
|
flange：din2543-2545 |
butt-welding：din3239 |
|
test：din3230 |
|
|
公称压力
(nominal pressure) |
1.6mpa |
2.5mpa |
4.0mpa |
|
密封试验(seal test) |
1.8mpa |
2.8mpa |
4.4mpa |
|
壳体强度(shell) |
2.4mpa |
3.6mpa |
6.0mpa |
|
适用温度
(suitabletemprature) |
300℃ | |
特点(features)：
|
双层波纹管(double walls bellow seal) |
维修方便(maintenance-free) |
|
波纹管密封阀杆(spindle with bellow seal) |
双重密封(secondary sealing) |
|
位置指示(position indicator) |
无升降手轮(non-rising handwheel) | |
用途(se-lection of possible applications)：
|
工业(industry) |
电站(power station) |
|
废气净化厂(flue gas puerification plant) |
天然气(gas supply) |
|
真空装置(vacuum facilities) |
氨(ammonia) |
|
热水(hot water) |
冷冻系统(cllling&freezing systme) |
|
加热设备(heating technology) |
蒸汽系统(steam system) |
|
零件名称
parta name |
阀体 body |
阀盖 bonnet |
阀杆 stem |
阀瓣 disc |
密封面
sealing face |
填料 paking |
|
gs-c25 |
gs-c25 |
gs-c25 |
13cr |
2cr13 |
2cr13 |
柔性石墨
graphite |
|
stl |
|
304 |
cf8 |
cf8 |
304 |
304 |
304 |
柔性石墨
graphite |
|
stl |
ptfe |
|
316 |
cf8m |
cf8m |
316 |
316 |
316 |
柔性石墨
graphite |
|
stl |
ptfe |
|
304l |
cf3 |
cf3 |
316 |
304l |
304l |
柔性石墨
graphite |
|
stl |
ptfe |
|
316l |
cf3m |
cf3m |
316 |
316l |
316l |
柔性石墨
graphite |
|
stl |
ptfe | |
外形尺寸各连接尺寸 external and connection dimensions：
|
pn |
dn |
l |
d |
d1 |
d2 |
b |
f |
h |
n-ф |
△h
(strode) |
|
1.6 |
15 |
130 |
95 |
65 |
45 |
16 |
2 |
191 |
4-14 |
6 |
|
20 |
150 |
105 |
75 |
58 |
18 |
2 |
191 |
4-14 |
6 |
|
25 |
160 |
115 |
85 |
68 |
18 |
2 |
197 |
4-14 |
8 |
|
32 |
180 |
140 |
100 |
78 |
18 |
2 |
200 |
4-18 |
8 |
|
40 |
200 |
150 |
110 |
88 |
18 |
3 |
218 |
4-18 |
13 |
|
50 |
230 |
165 |
125 |
102 |
20 |
3 |
220 |
4-18 |
13 |
|
65 |
290 |
185 |
145 |
122 |
20 |
3 |
238 |
4-18 |
16 |
|
80 |
310 |
200 |
160 |
138 |
20 |
3 |
257 |
4-18 |
20 |
|
100 |
350 |
220 |
180 |
158 |
20 |
3 |
340 |
4-18 |
25 |
|
125 |
400 |
250 |
210 |
188 |
22 |
3 |
360 |
4-18 |
32 |
|
150 |
480 |
285 |
240 |
212 |
22 |
3 |
390 |
8-22 |
40 |
|
200 |
600 |
340 |
295 |
268 |
24 |
3 |
530 |
12-22 |
50 |
|
2.5 |
15 |
130 |
95 |
65 |
45 |
16 |
2 |
191 |
4-14 |
6 |
|
20 |
150 |
105 |
75 |
58 |
18 |
2 |
191 |
4-14 |
6 |
|
25 |
160 |
115 |
85 |
68 |
18 |
2 |
197 |
4-14 |
8 |
|
32 |
180 |
140 |
100 |
78 |
18 |
2 |
200 |
4-18 |
8 |
|
40 |
200 |
150 |
110 |
88 |
18 |
3 |
218 |
4-18 |
13 |
|
50 |
230 |
165 |
125 |
102 |
20 |
3 |
220 |
4-18 |
13 |
|
65 |
290 |
180 |
145 |
122 |
22 |
3 |
238 |
4-18 |
16 |
|
80 |
310 |
200 |
160 |
138 |
24 |
3 |
257 |
4-18 |
20 |
|
100 |
350 |
235 |
190 |
162 |
24 |
3 |
340 |
8-22 |
25 |
|
125 |
400 |
270 |
220 |
188 |
26 |
3 |
360 |
8-26 |
32 |
|
150 |
480 |
300 |
250 |
218 |
28 |
3 |
390 |
8-26 |
40 |
|
200 |
600 |
360 |
310 |
278 |
30 |
3 |
530 |
12-26 |
50 |
|
4.0 |
15 |
130 |
95 |
65 |
45 |
16 |
2 |
191 |
4-14 |
6 |
|
20 |
150 |
105 |
75 |
58 |
18 |
2 |
191 |
4-14 |
6 |
|
25 |
160 |
115 |
85 |
68 |
18 |
2 |
197 |
4-14 |
8 |
|
32 |
180 |
140 |
100 |
78 |
18 |
2 |
200 |
4-18 |
8 |
|
40 |
200 |
150 |
110 |
88 |
18 |
3 |
218 |
4-18 |
13 |
|
50 |
230 |
165 |
125 |
102 |
20 |
3 |
220 |
4-18 |
13 |
|
65 |
290 |
185 |
145 |
122 |
22 |
3 |
238 |
4-18 |
16 |
|
80 |
310 |
200 |
160 |
138 |
24 |
3 |
257 |
8-18 |
20 |
|
100 |
350 |
235 |
190 |
162 |
24 |
3 |
340 |
8-22 |
25 |
|
125 |
400 |
270 |
220 |
188 |
26 |
3 |
360 |
8-26 |
32 |
|
150 |
480 |
300 |
250 |
218 |
28 |
3 |
390 |
8-26 |
40 | |
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