|
设计规范
|
结构长度
|
连接法兰
|
试验与检验
|
压力-温度
|
产品标识
|
|
JB/T5298
|
JB/T5298
|
JB/79
|
JB/T5298
|
GB9131
|
GB/T12220
|
|
API6D
|
API6D
|
ANSI-16.5
|
API6D
|
ANSI B16.34
|
MSS SP-25
|
|
设计等级
|
常温下试验压力（MPa）
|
适用温度℃
|
适用介质
|
|||||||
|
壳体
|
左密封
|
左密封
|
低压密封
|
“G”型
|
“D”型
|
普通型
|
“抗硫”型
|
“基本”型
|
||
|
公称压力PN（MPa）
|
1.6
|
2.4
|
1.76
|
1.76
|
0.6
|
-29～50
|
-45～21
|
-2～121
|
H2S和CO2总含量大于500mg/m2的介质
|
石油天然气、水等
|
|
2.5
|
3.75
|
2.75
|
2.75
|
0.6
|
||||||
|
4.0
|
6.0
|
4.4
|
4.4
|
0.6
|
||||||
|
6.4
|
9.6
|
7.04
|
7.04
|
0.6
|
||||||
|
磅级Lb
|
150
|
3.0
|
2.2
|
2.2
|
0.6
|
|||||
|
300
|
7.7
|
5.6
|
5.6
|
0.6
|
||||||
|
阀门/阀盖
|
WCB
|
WC6
|
A352-LCB
|
A351-CF8M
|
|
闸板
|
2Cr13+ENP
|
20CrMoV+STL
|
ANSO410+ENP
|
ANSI316+ENP
|
|
阀杆
|
2Cr13
|
2Cr13
|
A182-A6a
|
A182-A316S
|
|
阀座
|
25+PTFE
|
20CrMoV+STL
|
A105+PTFE
|
A182-F316+PTFE
|
|
填料
|
NBR/FPM
|
柔性石墨/Flexible Graphite
|
聚四氟乙烯/PTFE+FPM
|
|
|
垫片
|
- | |||
|
螺栓
|
35
|
35CrMo
|
A193-B7M
|
A193-B8
|
|
适用介质
|
水、油口、蒸汽
|
蒸汽、油品
|
丙烷、乙烯
|
硝酸类
|
|
1.6MPa
|
DN
|
L
|
D
|
D1
|
D2
|
Do
|
f
|
b
|
H
|
H1
|
n-Φd
|
|
凸面法法
RF (K)Z43WF-16C (K)Z543WF-16C (K)Z643WF-16C (K)Z943WF-16C |
50
|
178
|
160
|
125
|
100
|
250
|
3
|
16
|
584
|
80
|
4-Φ18
|
|
65
|
190
|
180
|
145
|
120
|
250
|
3
|
18
|
634
|
95
|
4-Φ18
|
|
|
80
|
203
|
195
|
160
|
135
|
250
|
3
|
20
|
688
|
100
|
8-Φ18
|
|
|
100
|
229
|
215
|
181
|
155
|
300
|
3
|
20
|
863
|
114
|
8-Φ18
|
|
|
125
|
254
|
245
|
210
|
185
|
350
|
3
|
22
|
940
|
132
|
8-Φ18
|
|
|
150
|
267
|
280
|
240
|
210
|
350
|
3
|
24
|
1030
|
150
|
8-Φ23
|
|
|
200
|
292
|
335
|
295
|
265
|
350
|
3
|
26
|
1277
|
168
|
12-Φ23
|
|
|
250
|
330
|
405
|
355
|
320
|
400
|
3
|
30
|
1491
|
203
|
12-Φ25
|
|
|
300
|
356
|
460
|
410
|
375
|
450
|
4
|
30
|
1701
|
237
|
12-Φ25
|
|
|
350
|
381
|
520
|
470
|
435
|
500
|
4
|
34
|
1875
|
265
|
16-Φ30
|
|
|
400
|
406
|
580
|
525
|
485
|
305
|
4
|
36
|
2180
|
300
|
16-Φ30
|
|
|
450
|
432
|
640
|
585
|
545
|
305
|
4
|
40
|
2440
|
325
|
20-Φ34
|
|
|
500
|
457
|
705
|
650
|
608
|
305
|
4
|
44
|
2860
|
360
|
20-Φ41
|
|
|
600
|
508
|
840
|
770
|
718
|
305
|
5
|
48
|
3450
|
425
|
20-Φ41
|
|
|
700
|
610
|
910
|
840
|
788
|
305
|
5
|
50
|
3960
|
460
|
24-Φ41
|
|
|
800
|
660
|
1020
|
950
|
898
|
305
|
5
|
52
|
4550
|
512
|
24-Φ41
|
|
|
900
|
711
|
1120
|
1050
|
998
|
250
|
5
|
54
|
5250
|
565
|
28-Φ48
|
|
|
1000
|
811
|
1250
|
1170
|
1110
|
250
|
5
|
56
|
5870
|
630
|
28-Φ18
|
|
|
2.5MPa
|
50
|
178
|
160
|
125
|
100
|
250
|
3
|
20
|
584
|
80
|
4-Φ18
|
|
凸面法法
RF (K)Z43WF-25 (K)Z543WF-25 (K)Z643WF-25 (K)Z943WF-25 |
65
|
190
|
180
|
145
|
120
|
300
|
3
|
22
|
634
|
95
|
8-Φ18
|
|
80
|
203
|
195
|
160
|
135
|
350
|
3
|
22
|
388
|
100
|
8-Φ18
|
|
|
100
|
229
|
230
|
190
|
160
|
350
|
3
|
24
|
863
|
114
|
8-Φ23
|
|
|
125
|
254
|
270
|
220
|
188
|
350
|
3
|
28
|
940
|
132
|
8-Φ25
|
|
|
150
|
267
|
300
|
250
|
218
|
400
|
3
|
30
|
1030
|
150
|
8-Φ25
|
|
|
200
|
292
|
360
|
310
|
278
|
450
|
3
|
34
|
1277
|
168
|
12-Φ25
|
|
|
250
|
330
|
425
|
370
|
332
|
500
|
3
|
36
|
1491
|
203
|
12-Φ30
|
|
|
300
|
356
|
485
|
430
|
390
|
305
|
4
|
40
|
1701
|
237
|
16-Φ30
|
|
|
350
|
381
|
550
|
490
|
448
|
305
|
4
|
44
|
1875
|
265
|
16-Φ34
|
|
|
400
|
406
|
610
|
550
|
505
|
305
|
4
|
48
|
2180
|
300
|
16-Φ34
|
|
|
450
|
432
|
660
|
600
|
555
|
305
|
4
|
50
|
2440
|
325
|
20-Φ34
|
|
|
500
|
457
|
730
|
660
|
610
|
305
|
4
|
52
|
2860
|
360
|
20-Φ41
|
|
|
600
|
508
|
840
|
770
|
718
|
305
|
5
|
56
|
3450
|
425
|
20-Φ41
|
|
|
700
|
610
|
955
|
875
|
815
|
305
|
5
|
60
|
3960
|
460
|
24-Φ48
|
|
|
800
|
660
|
1070
|
990
|
930
|
305
|
5
|
64
|
4550
|
512
|
24-Φ48
|
|
|
900
|
711
|
1180
|
1090
|
1025
|
- |
5
|
66
|
5250
|
595
|
28-Φ54
|
|
|
1000
|
811
|
1305
|
1210
|
1140
|
- |
5
|
68
|
5870
|
660
|
28-Φ48
|
