名称：BZ41T-25法兰连接暗杆闸阀
详细信息
性能规范:
|
额定工作压力
|
2.5MPa
|
|
|
使用介质
|
水.油.气
|
|
|
试验压力
|
壳体
|
3.75MPa
|
|
密封
|
2.75MPa
|
|
技术要求:
1.阀门的设计与制造按BS5150的规定.
2.阀门的结构长度按BS EN558-1中的系列4的规定.
3.阀门的法兰连接尺寸按BS EN1092.
|
规格
|
L
|
D
|
D1
|
D2
|
B
|
n-d
|
f
|
DO
|
H
|
|
50
|
215.9
|
165
|
125
|
99
|
22.2
|
4-19
|
3
|
175
|
325
|
|
65
|
241.3
|
185
|
145
|
118
|
25.4
|
8-19
|
3
|
200
|
362
|
|
80
|
282.5
|
200
|
160
|
132
|
28.6
|
8-19
|
3
|
254
|
406
|
|
100
|
304.8
|
235
|
190
|
156
|
31.8
|
8-23
|
3
|
300
|
493
|
|
125
|
381
|
270
|
220
|
184
|
34.9
|
8-28
|
3
|
300
|
579
|
|
150
|
403.2
|
300
|
250
|
211
|
36.5
|
8-28
|
3
|
348
|
644
|
|
200
|
419.1
|
360
|
310
|
274
|
41.3
|
12-28
|
3
|
400
|
795
|
|
250
|
457
|
425
|
370
|
330
|
47.6
|
12-31
|
3
|
457
|
935
|
|
300
|
502
|
485
|
430
|
398
|
50.8
|
16-31
|
4
|
457
|
1059
|
|
21
|
锁紧螺母
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
20
|
手轮
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
19
|
圆锁紧螺母
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
18
|
螺钉
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
17
|
阀杆螺母
|
铸黄铜
|
BS1400 PCB1
|
GB1176-87 ZCuZn38Mn2Pb2
|
|
16
|
支架
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
15
|
螺母
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
14
|
螺栓
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
13
|
螺母
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
12
|
螺栓
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
11
|
填料压盖
|
球墨铸铁
|
BS2789 Gr420-12
|
GB1348-88 QT450-10
|
|
10
|
填料
|
石墨
|
|
GB3518-83 LC35-999
|
|
9
|
阀盖
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
8
|
螺母
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
7
|
螺栓
|
钢
|
BS970 43A
|
GB700-88 Q235
|
|
6
|
中法兰垫片
|
石墨
|
|
GB3518-83 LC35-999
|
|
5
|
阀杆
|
黄铜
|
BS2874 CZ122
|
YB146-71 HPb59-1
|
|
4
|
闸板
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
3
|
闸板密封圈
|
铸青铜
|
BS1400 LG2
|
GB1176-87 ZCuSn5Pb5Zn5
|
|
2
|
阀体密封圈
|
铸青铜
|
BS1400 LG2
|
GB1176-87 ZCuSn5Pb5Zn5
|
|
1
|
阀体
|
铸铁
|
BS1452 Gr.220
|
GB9439-88 HT250
|
|
序号
|
名称
|
材料
|
英国标准
|
中国标准
|