不锈钢闸阀的安装与维护应注意以下事项: 1.手轮、手柄及传动机构均不允许作起吊用,并严禁碰撞。 2.双闸板闸阀应垂直安装(即阀杆处于垂直位置,手轮在顶部 )。 3.带有旁通阀的闸阀在开启前应先打开旁通阀(以平衡进出口的压差及减小开启力 )。 4.带传动机构的闸阀,按产品使用说明书的规定安装。 5.如果阀门经常开关使用 , 每月至少润滑一次 。
不锈钢美标闸阀试验压力Test pressure
类别Type
|
Mpa
|
PSI
|
强度试验Shell test
|
3.0
|
450
|
高压密封试验(水)
Sealing test(WATER) |
2.2
|
314
|
低压密封试验
Sealing test(AIR) |
5-7巴Bar
|
材质名称
Name of material |
适用温度
Working temeorature |
适用介质
Avialable media |
CF8
|
≤50℃
|
|
OCr18Ni9
|
|
|
CF8N
|
NITRIC ACID
|
|
OCr18NiMo2ti
|
硝酸类
|
|
CF3
|
NITRIC ACID
|
|
OOCr18Ni10
|
硝酸类
|
|
CF3M
|
NITRIC ACID
|
|
OOCr17Ni14Mo2
|
硝酸类
|
公称通径NPS
Norminal diameter |
单位 Unit
|
L
|
D
|
T
|
G
|
C
|
n-Ф
|
W
|
H
|
|
in
|
mm
|
|||||||||
1/2〞
|
15
|
mm
|
108
|
89
|
12
|
35
|
60.5
|
4-15
|
90
|
188
|
in
|
4.25
|
3.5
|
0.47
|
1.38
|
2.38
|
4-0.59
|
3.54
|
7.40
|
||
3/4〞
|
20
|
mm
|
117
|
98
|
12
|
43
|
70
|
4-15
|
90
|
202
|
in
|
4.61
|
3.86
|
0.47
|
1.69
|
2.76
|
4-0.59
|
3.54
|
7.95
|
||
1〞
|
25
|
mm
|
127
|
108
|
12
|
51
|
79.5
|
4-15
|
100
|
225
|
in
|
5
|
4.25
|
0.47
|
2
|
3.13
|
4-0.59
|
4
|
8.86
|
||
11/2〞
|
40
|
mm
|
165
|
127
|
14.3
|
73
|
98.5
|
4-16
|
200
|
362
|
in
|
6.5
|
5
|
0.56
|
2.88
|
3.88
|
4-0.62
|
8
|
14.25
|
||
2〞
|
50
|
mm
|
178
|
152
|
15.9
|
92
|
120.5
|
4-19
|
200
|
409
|
in
|
7
|
6.00
|
0.625
|
3.62
|
4.75
|
4-0.75
|
8
|
16.1
|
||
21/2〞
|
65
|
mm
|
190
|
178
|
17.5
|
105
|
139.5
|
4-19
|
250
|
500
|
in
|
7.5
|
7
|
0.69
|
4.12
|
5.50
|
4-0.75
|
10
|
19.68
|
||
3〞
|
80
|
mm
|
203
|
190
|
19.1
|
127
|
152.4
|
4-19
|
250
|
570
|
in
|
8
|
7.50
|
0.75
|
5
|
6
|
4-0.75
|
10
|
22.58
|
||
4〞
|
100
|
mm
|
229
|
229
|
23.9
|
157
|
190.5
|
8-19
|
250
|
590
|
in
|
9
|
9
|
0.94
|
6.19
|
7.5
|
8-0.75
|
10
|
23.6
|
||
6〞
|
150
|
mm
|
267
|
279
|
25.4
|
216
|
241.5
|
8-22
|
300
|
630
|
in
|
10.50
|
11
|
1
|
8.5
|
9.50
|
8-0.88
|
12
|
24.8
|
||
8〞
|
200
|
mm
|
292
|
343
|
28.5
|
270
|
298.5
|
8-22
|
350
|
960
|
in
|
11.5
|
13.50
|
1.12
|
10.62
|
11.75
|
8-0.88
|
13.88
|
37.8
|
||
10〞
|
250
|
mm
|
330
|
406
|
30.2
|
342
|
362
|
12-25
|
400
|
1158
|
in
|
13
|
16
|
1198
|
12.75
|
14.75
|
12-1
|
15.7
|
45.6
|
||
12〞
|
300
|
mm
|
356
|
483
|
31.8
|
381
|
432
|
12-25
|
450
|
1378
|
in
|
14
|
19
|
1.25
|
15
|
17
|
12-1
|
17.7
|
54.3
|
||
14〞
|
350
|
mm
|
381
|
533
|
35
|
413
|
476
|
12-29
|
500
|
1543
|
in
|
15
|
21
|
1.38
|
16.25
|
18.75
|
12-1.2
|
79.7
|
60.75
|
||
16〞
|
400
|
mm
|
406
|
597
|
36.6
|
470
|
539.5
|
16-29
|
600
|
1738
|
in
|
16
|
23.5
|
1.44
|
18.5
|
21.25
|
16-1.12
|
23.6
|
68.4
|
类别Type
|
Mpa
|
PSI
|
强度试验Shell test
|
7.7
|
1125
|
高压密封试验(水)
Sealing test(WATER) |
5.8
|
815
|
低压密封试验
Sealing test(AIR) |
5-7巴Bar
|
类别Type
|
Mpa
|
PSI
|
强度试验Shell test
|
15.4
|
2225
|
高压密封试验(水)
Sealing test(WATER) |
5.8
|
1628
|
低压密封试验
Sealing test(AIR) |
5-7巴Bar
|
公称通径NPS
Norminal diameter |
单位
Unit |
L
|
D
|
T
|
G
|
C
|
n-Ф
|
W
|
H
|
|
in
|
mm
|
|||||||||
1/2〞
|
15
|
mm-
|
140
|
95
|
15
|
35
|
66.5
|
4-15
|
100
|
201
|
in
|
5.51
|
3.74
|
0.59
|
1.38
|
2.62
|
4-0.59
|
4
|
7.91
|
||
3/4〞
|
20
|
mm
|
152
|
117
|
16
|
43
|
82.5
|
4-19
|
100
|
212
|
in
|
5.98
|
4.61
|
0.62
|
1.69
|
3.25
|
4-0.75
|
4
|
8.35
|
||
1〞
|
25
|
mm
|
165
|
124
|
18
|
51
|
89
|
4-19
|
140
|
237
|
in
|
6.5
|
4.9
|
0.71
|
2
|
3.5
|
4-0.75
|
5.51
|
9.33
|
||
11/2〞
|
40
|
mm
|
190
|
156
|
20.7
|
73
|
114.5
|
4-22
|
200
|
407
|
in
|
7.5
|
6.12
|
0.81
|
2.88
|
4.51
|
4-0.88
|
8
|
16.02
|
||
2〞
|
50
|
mm
|
216
|
165
|
22.3
|
92
|
127
|
8-19
|
200
|
424
|
in
|
8.5
|
6.5
|
0.88
|
3.62
|
5
|
8-0.75
|
8
|
16.7
|
||
21/2〞
|
65
|
mm
|
241
|
190
|
25.4
|
105
|
149
|
8-22
|
250
|
265
|
in
|
9.5
|
7.5
|
1
|
4.12
|
5.87
|
8-0.88
|
10
|
18.31
|
||
3〞
|
80
|
mm
|
283
|
210
|
28.5
|
127
|
168.5
|
8-22
|
250
|
535
|
in
|
11.25
|
8.25
|
1012
|
5
|
6.62
|
8-0.88
|
10
|
21
|
||
4〞
|
100
|
mm
|
305
|
254
|
31.8
|
157
|
200
|
8-22
|
250
|
615
|
in
|
12
|
10
|
1.25
|
6.19
|
7.88
|
8-0.88
|
10
|
24.2
|
||
6〞
|
150
|
mm
|
4.3
|
318
|
36.6
|
216
|
270
|
12-22
|
350
|
795
|
in
|
15.875
|
12.5
|
1.44
|
8.5
|
10.62
|
12-0.88
|
140
|
31.3
|
||
8〞
|
200
|
mm
|
419
|
381
|
41.3
|
270
|
330
|
12-25
|
400
|
1012
|
in
|
16.5
|
15
|
1.62
|
10.62
|
12.99
|
12-1
|
15.7
|
39.9
|
||
10〞
|
250
|
mm
|
457
|
444
|
47.7
|
342
|
387.5
|
16-29
|
450
|
1231
|
in
|
18
|
17.50
|
1.88
|
12.75
|
15.25
|
16-1.12
|
17.7
|
48.5
|
公称通径NPS
Norminal diameter |
单位
Unit |
L
|
D
|
T
|
G
|
C
|
n-Ф
|
W
|
H
|
|
in
|
mm
|
|||||||||
2〞
|
15
|
mm
|
292
|
165
|
25.4
|
92
|
127
|
8-19
|
250
|
458
|
in
|
11.5
|
6.5
|
1
|
3.62
|
5
|
8-0.75
|
10
|
18
|
||
21/2〞
|
20
|
mm
|
330
|
190
|
28.6
|
105
|
149
|
8-22
|
250
|
485
|
in
|
13
|
7.48
|
1.13
|
4.12
|
5.87
|
8-0.88
|
10
|
10.09
|
||
3〞
|
25
|
mm
|
356
|
210
|
31.8
|
17
|
168
|
8-22
|
250
|
570
|
in
|
14
|
8.25
|
1.25
|
5
|
6.62
|
8-0.88
|
10
|
22.58
|
||
4〞
|
40
|
mm
|
432
|
273
|
31.8
|
157
|
216
|
8-25
|
350
|
690
|
in
|
17
|
10.75
|
1.5
|
6.19
|
8.5
|
8-1
|
14
|
27.2
|
||
6〞
|
50
|
mm
|
559
|
356
|
4.7
|
216
|
292
|
12-29
|
450
|
910
|
in
|
22
|
14
|
1.88
|
8.5
|
11.50
|
12-1.12
|
18
|
35.8
|
||
8〞
|
65
|
mm
|
660
|
419
|
55.6
|
270
|
349
|
12-32
|
500
|
1064
|
in
|
26
|
16.5
|
2.19
|
10.62
|
13.75
|
12-1.25
|
17.7
|
41.9
|