| 国标波纹管法兰截止阀 “上海工良阀门” 百度一下 |
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| Bb Os & Y型结构 |
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制造标准：GB12235
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结构长度：GB12221
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对焊口标准：GB12224
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试验标准：GB13927
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| Bb Os & Y structure |
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Manufacture：GB12235
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Face to face：GB12221
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Butt-welding：GB12224
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Test：GB13927
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公称压力
(nominal pressure)
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1.6Mpa
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2.5Mpa
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4.0Mpa
|
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密封试验(seal test)
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1.8MPa
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2.8MPa
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4.4MPa
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壳体强度(shell)
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2.4MPa
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3.6MPa
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6.0MPa
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适用温度
(suitabletemprature)
|
300℃
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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)
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波纹管密封阀杆(spindle with bellow seal)
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双重密封(secondary sealing)
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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)
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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
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阀体 body
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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
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WCB
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WCB
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WCB
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13Cr
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2Cr13
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2Cr13
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柔性石墨
GRAPHITE
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STL
|
|
304
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CF8
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CF8
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304
|
304
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304
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柔性石墨
GRAPHITE
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STL
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PTFE
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|
316
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CF8M
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CF8M
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316
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316
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316
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柔性石墨
GRAPHITE
|
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STL
|
PTFE
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304L
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CF3
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CF3
|
316
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304L
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304L
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柔性石墨
GRAPHITE
|
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STL
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PTFE
|
|
316L
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CF3M
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CF3M
|
316
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316L
|
316L
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柔性石墨
GRAPHITE
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STL
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PTFE
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外形尺寸各连接尺寸 external and connection dimensions：
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PN
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DN
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L
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L1
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D
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D1
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D2
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B
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f
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F
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D6
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N-ф
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△H(
STRODE)
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1.6
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15
|
130
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80
|
95
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65
|
45
|
14
|
2
|
-
|
-
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4-14
|
6
|
|
20
|
150
|
90
|
105
|
75
|
55
|
14
|
2
|
-
|
-
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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
|
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