|
Bb Os & Y型结构
|
|
制造标准：GB12235
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结构长度：GB12221
|
|
对焊口标准：GB12224
|
试验标准：GB13927
|
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Bb Os & Y structure
|
|
Manufacture：GB12235
|
Face to face：GB12221
|
|
Butt-welding：GB12224
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Test：GB13927
|
|
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)：
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双层波纹管(double walls bellow seal)
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维修方便(maintenance-free)
|
|
波纹管密封阀杆(spindle with bellow seal)
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双重密封(secondary sealing)
|
|
位置指示(position indicator)
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无升降手轮(non-rising handwheel)
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用途(selection of possible applications)：
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工业(industry)
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电站(power station)
|
|
废气净化厂(flue gas puerification plant)
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天然气(gas supply)
|
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真空装置(vacuum facilities)
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氨(ammonia)
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热水(hot water)
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冷冻系统(cllling&freezing systme)
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|
加热设备(heating technology)
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蒸汽系统(steam system)
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|
零件名称
parta name
|
阀体 body
|
阀盖bonnet
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阀杆 stem
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阀瓣 disc
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密封面
sealing face
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填料 paking
|
|
WCB
|
WCB
|
WCB
|
13Cr
|
2Cr13
|
2Cr13
|
柔性石墨
GRAPHITE
|
|
STL
|
|
304
|
CF8
|
CF8
|
304
|
304
|
304
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柔性石墨
GRAPHITE
|
|
STL
|
PTFE
|
|
316
|
CF8M
|
CF8M
|
316
|
316
|
316
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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
|
L1
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D
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D1
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D2
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B
|
f
|
F
|
D6
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N-ф
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△H(
STRODE)
|
|
1.6
|
15
|
130
|
80
|
95
|
65
|
45
|
14
|
2
|
-
|
-
|
4-14
|
6
|
|
20
|
150
|
90
|
105
|
75
|
55
|
14
|
2
|
-
|
-
|
4-14
|
6
|
|
25
|
160
|
110
|
115
|
85
|
65
|
14
|
2
|
-
|
-
|
4-14
|
8
|
|
32
|
180
|
127
|
135
|
100
|
78
|
16
|
2
|
-
|
-
|
4-18
|
8
|
|
40
|
200
|
156
|
145
|
110
|
85
|
16
|
3
|
-
|
-
|
4-18
|
13
|
|
50
|
230
|
170
|
160
|
125
|
100
|
16
|
3
|
-
|
-
|
4-18
|
13
|
|
65
|
290
|
-
|
180
|
145
|
120
|
18
|
3
|
-
|
-
|
4-18
|
16
|
|
80
|
310
|
-
|
195
|
160
|
135
|
20
|
3
|
-
|
-
|
8-18
|
20
|
|
100
|
350
|
-
|
215
|
180
|
155
|
20
|
3
|
-
|
-
|
8-18
|
25
|
|
125
|
400
|
-
|
245
|
210
|
185
|
22
|
3
|
-
|
-
|
8-18
|
32
|
|
150
|
480
|
-
|
280
|
240
|
210
|
24
|
3
|
-
|
-
|
8-23
|
40
|
|
200
|
600
|
-
|
335
|
295
|
265
|
26
|
3
|
-
|
-
|
12-23
|
50
|
|
2.5
|
15
|
130
|
80
|
95
|
65
|
45
|
16
|
2
|
-
|
-
|
4-14
|
6
|
|
20
|
150
|
90
|
105
|
75
|
55
|
16
|
2
|
-
|
-
|
4-14
|
6
|
|
25
|
160
|
110
|
115
|
85
|
65
|
16
|
2
|
-
|
-
|
4-14
|
8
|
|
32
|
180
|
127
|
135
|
100
|
78
|
18
|
2
|
-
|
-
|
4-18
|
8
|
|
40
|
200
|
156
|
145
|
110
|
85
|
18
|
3
|
-
|
-
|
4-18
|
13
|
|
50
|
230
|
170
|
160
|
125
|
100
|
20
|
3
|
-
|
-
|
4-18
|
13
|
|
65
|
290
|
-
|
180
|
145
|
120
|
22
|
3
|
-
|
-
|
8-18
|
16
|
|
80
|
310
|
-
|
195
|
160
|
135
|
24
|
3
|
-
|
-
|
8-18
|
20
|
|
100
|
350
|
-
|
230
|
190
|
160
|
28
|
3
|
-
|
-
|
8-23
|
25
|
|
125
|
400
|
-
|
270
|
220
|
188
|
30
|
3
|
-
|
-
|
8-25
|
32
|
|
150
|
480
|
-
|
300
|
250
|
218
|
34
|
3
|
-
|
-
|
8-25
|
40
|
|
200
|
600
|
-
|
360
|
310
|
278
|
16
|
3
|
-
|
-
|
12-25
|
50
|
|
4.0
|
15
|
130
|
80
|
95
|
65
|
45
|
16
|
2
|
4
|
40
|
4-14
|
6
|
|
20
|
150
|
90
|
105
|
75
|
55
|
16
|
2
|
4
|
51
|
4-14
|
6
|
|
25
|
160
|
110
|
115
|
85
|
65
|
16
|
2
|
4
|
58
|
4-14
|
8
|
|
32
|
180
|
127
|
135
|
100
|
78
|
18
|
2
|
4
|
66
|
4-18
|
8
|
|
40
|
200
|
156
|
145
|
110
|
85
|
18
|
3
|
4
|
76
|
4-18
|
13
|
|
50
|
230
|
170
|
160
|
125
|
100
|
20
|
3
|
4
|
88
|
4-18
|
13
|
|
65
|
290
|
-
|
180
|
145
|
120
|
22
|
3
|
4
|
110
|
8-18
|
16
|
|
80
|
310
|
-
|
195
|
160
|
135
|
22
|
3
|
4
|
121
|
8-18
|
20
|
|
100
|
350
|
-
|
230
|
190
|
160
|
24
|
3
|
4.5
|
150
|
8-23
|
25
|
|
125
|
400
|
-
|
270
|
220
|
188
|
28
|
3
|
4.5
|
176
|
8-25
|
32
|
|
150
|
480
|
-
|
300
|
250
|
218
|
30
|
3
|
4.5
|
204
|
8-25
|
40
|