|
|
| 執行標準 |
|
球閥類型
|
設計與制造
|
結構長度
|
法蘭尺寸
|
壓力-溫度
|
試驗-檢驗
|
|
對分式法蘭球閥
|
API 608
|
ANSI B16.10
|
ANSI B16.5
|
ANSI B16.34
|
API 598
|
|
固定式法蘭球閥
|
API 6D
|
API 6D
|
API 6D
|
|
| 壓力試驗 |
|
公稱壓力
|
強度試驗
|
密封試驗
|
氣密封試驗
|
|
MPa
|
Lbf/in2
|
MPa
|
Lbf/in2
|
MPa
|
Lbf/in2
|
|
150
|
3.0
|
430
|
2.2
|
315
|
0.4-0.7
|
60-100
|
|
300
|
7.7
|
1110
|
5.7
|
815
|
|
600
|
15.3
|
2220
|
11.3
|
1630
|
|
| 主要零件材料及性能 |
|
閥體
|
WCB
|
CF8
|
CF8M
|
CF3
|
CF3M
|
|
球
|
1Cr13
|
304
|
316
|
304L
|
316L
|
|
閥桿
|
1Cr13
|
304
|
316
|
304L
|
316L
|
|
閥座
|
聚四氟乙烯 不銹鋼/聚四氟乙烯 對位聚笨 PTFE
|
|
墊片
|
聚四氟乙烯 不銹鋼/柔性石墨 齒形墊片 PTFE
|
|
閥桿座
|
聚四氟乙烯 不銹鋼/柔性石墨 PTFE
|
|
填料
|
聚四氟乙烯
|
|
填料壓蓋
|
WCB
|
304
|
316
|
304L
|
316L
|
|
溫度
|
≤150
|
|
介質
|
水 油品 蒸汽 醋酸類 硝酸類Water oil steam Nitric acid Acetic acid
|
|
|
|
| 主要外形和連接尺寸 |
|
DN
|
150Lb(P R)凸面法蘭RF
|
|
mm
|
in
|
L
|
D
|
D1
|
D2
|
b
|
n-φd
|
H
|
D0
|
|
15
|
1/2
|
108
|
89
|
60.5
|
35
|
11.2
|
4-φ16
|
59
|
130
|
|
20
|
3/4
|
117
|
98
|
69.9
|
43
|
12.7
|
4-φ16
|
63
|
130
|
|
25
|
1
|
127
|
1 08
|
79.2
|
51
|
14.2
|
4φ16
|
75
|
160
|
|
32
|
1 1/4
|
140
|
117
|
89.0
|
63
|
16.0
|
4-φ16
|
95
|
160
|
|
40
|
1 1/2
|
165
|
127
|
98.6
|
73
|
17.5
|
4-φ16
|
107
|
160
|
|
50
|
2
|
178
|
152
|
120.7
|
92
|
19.0
|
4-φ19
|
155
|
200
|
|
65
|
2 1/2
|
190
|
178
|
139.7
|
105
|
22.4
|
4-φ19
|
164
|
200
|
|
80
|
3
|
203
|
190
|
152.4
|
127
|
24.0
|
4-φ19
|
182
|
200
|
|
100
|
4
|
229
|
229
|
190.5
|
157
|
24.0
|
8-φ19
|
226
|
300
|
|
125
|
5
|
356
|
254
|
216.0
|
186
|
24.0
|
8-φ22.5
|
230
|
300
|
|
150
|
6
|
394
|
279
|
241.3
|
216
|
25.4
|
8-φ22.5
|
250
|
500
|
|
200
|
8
|
457
|
343
|
298.5
|
270
|
28.4
|
8-φ22.5
|
280
|
500
|
|
250
|
10
|
533
|
406
|
362.0
|
324
|
30.2
|
12-φ25.4
|
320
|
600
|
|
| 主要外形和連接尺寸 |
|
DN
|
300Lb(P R)凸面法蘭RF
|
|
mm
|
in
|
L
|
D
|
D1
|
D2
|
b
|
n-φd
|
H
|
D0
|
|
15
|
1/2
|
1/2
|
140
|
95
|
66.5
|
35
|
4-φ16
|
59
|
130
|
|
20
|
3/4
|
3/4
|
152
|
117
|
82.5
|
43
|
4-φ19
|
63
|
130
|
|
25
|
1
|
1
|
165
|
123
|
89.0
|
51
|
4-φ19
|
75
|
160
|
|
32
|
1 1/4
|
1 1/4
|
178
|
133
|
98.5
|
63
|
4-φ19
|
95
|
160
|
|
40
|
1 1/2
|
1 1/2
|
190
|
155
|
114.3
|
73
|
4-φ22.5
|
107
|
160
|
|
50
|
2
|
2
|
216
|
165
|
127.0
|
92
|
8-φ19
|
155
|
200
|
|
65
|
2 1/2
|
2 1/2
|
241
|
190
|
149.4
|
105
|
8-φ22.5
|
164
|
200
|
|
80
|
3
|
3
|
283
|
210
|
168.1
|
127
|
8-φ22.5
|
182
|
200
|
|
100
|
4
|
4
|
305
|
254
|
200.2
|
157
|
8-φ22.5
|
226
|
300
|
|
125
|
5
|
5
|
381
|
279
|
235.0
|
186
|
8-φ22.5
|
230
|
300
|
|
150
|
6
|
6
|
403
|
318
|
269.7
|
216
|
12-φ22.5
|
250
|
500
|
|
200
|
8
|
8
|
502
|
381
|
330.2
|
270
|
12-φ25.4
|
280
|
500
|
|
250
|
10
|
10
|
568
|
444
|
387.4
|
324
|
16-φ28.5
|
320
|
600
|
|
600Lb(P R) 凸面法蘭RF
|
|
15
|
1/2
|
165
|
95
|
66.5
|
35
|
14.5
|
4-φ16
|
59
|
130
|
|
20
|
3/4
|
190
|
117
|
82.5
|
43
|
16
|
4-φ19
|
63
|
130
|
|
25
|
1
|
216
|
124
|
89.0
|
51
|
17.5
|
4-φ19
|
75
|
160
|
|
32
|
1 1/4
|
229
|
133
|
98.5
|
63
|
21
|
4-φ19
|
95
|
160
|
|
40
|
1 1/2
|
241
|
156
|
114.3
|
73
|
22.5
|
4-φ22.5
|
107
|
200
|
|
50
|
2
|
292
|
165
|
127.0
|
92
|
33
|
8-φ19
|
162
|
200
|
|
65
|
2 1/2
|
330
|
190
|
149.4
|
105
|
36
|
8-φ22.5
|
205
|
300
|
|
80
|
3
|
356
|
210
|
168.1
|
127
|
39
|
8-φ22.5
|
226
|
300
|
|
100
|
4
|
432
|
273
|
216.0
|
157
|
45
|
8-φ25.4
|
240
|
500
|
|
125
|
5
|
508
|
330
|
266.7
|
186
|
52
|
8-φ28.5
|
305
|
500
|
|
150
|
6
|
559
|
356
|
292.1
|
216
|
55
|
12-φ28.5
|
353
|
600
|
|
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