H44H旋启式止回阀
H44H旋启式止回阀产品概况
H44H/W旋启式止回阀严格按 GB12236 标准设计制造,销轴与阀瓣连接采用内装式结构,性能优良,密封更可靠。产品广泛应用于石油、化工、制药、电力行业等各种工况的管路上。
主要性能规范
试验压力(MPa) Seat test
|
公称压力PN(MPa)Nominal pressure
|
1.6
| 2.5
| 4.0
| 6.4
| 10.0
| 16
| 20
| 25
|
壳体强度试验Shellstrength test
| 2.4
| 3.75
| 6.0
| 9.6
| 15.0
| 24
| 30
| 38
|
密封试验(液)Seal test
| 1.76
| 2.75
| 4.4
| 7.0
| 11.0
| 17.6
| 22
| 27.5
|
密封试验(气)Seal test
|
0.5~0.7
|
工作温度℃ Applicable temperature
|
<425
|
<200
|
<200
|
≤550
|
适用介质Applicable medium
|
C
|
P
|
R
|
I
|
水、油品、蒸汽
|
硝酸类
|
醋酸类
|
空气、水
|
结构长度:GB12221-89
法兰标准:JB79-94
设计标准:GB/T12235-89
试压标准:GB/T13927-92
主要外型及连接尺寸(mm)H44 H Y W-200
公称通径DN Nominal Diameter
|
尺寸Dimensins(JB79)
|
L
| D
| D1
| D2
| D6
| b
| f1
| Z-d
| H
|
50
| 300
| 210
| 160
| 128
| 70
| 40
| 3
| 8-25
| 120
|
65
| 340
| 260
| 203
| 165
| 97
| 48
| 3
| 8-30
| 190
|
80
| 380
| 290
| 230
| 190
| 116
| 54
| 3
| 8-34
| 210
|
100
| 430
| 360
| 292
| 245
| 138
| 66
| 3
| 8-41
| 240
|
150
| 550
| 440
| 360
| 305
| 190
| 82
| 3
| 12-48
| 343
|
200
| 650
| 535
| 440
| 380
| 245
| 92
| 3
| 12-48
| 320
|
250
| 775
| 670
| 572
| 508
| 319
| 110
| 3
| 16-48
| 380
|
H44 H Y W-250
公称通径DN Nominal Diameter
|
尺寸Dimensins(GB9113.25)
|
L
| D
| D1
| D2
| D8
| b
| b4
| f1
| f3
| Z-d
| H
|
50
| 300
| 215
| 165
| 124
| 95
| 38
| 12
| 8
| 8
| 8-26
| 220
|
65
| 340
| 245
| 190
| 137
| 108
| 41
| 12
| 8
| 8
| 8-30
| 230
|
80
| 380
| 270
| 203
| 168
| 137
| 48
| 12
| 8
| 8
| 8-33
| 245
|
100
| 430
| 310
| 241
| 194
| 162
| 54
| 12
| 8
| 8
| 8-36
| 280
|
150
| 550
| 395
| 318
| 248
| 211
| 83
| 13
| 9.5
| 925
| 12-39
| 340
|
200
| 650
| 485
| 394
| 318
| 270
| 92
| 17
| 11
| 11
| 12-45
| 360
|
250
| 775
| 585
| 483
| 371
| 324
| 108
| 17
| 11
| 11
| 12-52
| 395
|
300
| 900
| 675
| 571
| 438
| 381
| 124
| 23
| 14
| 14
| 16-56
| 478
|
主要外型及连接尺寸(mm)
公称压力PN(MPa)Nominal Pressure
| 公称通径DN Nominal Diameter
| L
| H
| D
| D1
| D2
| D6
| b
| f1
| f2
| Z-d
|
1.6
| 50
| 230
| 160
| 160
| 125
| 100
| -
| 16
| 3
| -
| 48
|
65
| 290
| 175
| 180
| 145
| 120
| -
| 18
| 3
| -
| 48
|
80
| 310
| 185
| 195
| 160
| 135
| -
| 20
| 3
| -
| 88
|
100
| 350
| 220
| 215
| 180
| 155
| -
| 20
| 3
| -
| 88
|
125
| 400
| 248
| 245
| 210
| 185
| -
| 22
| 3
| -
| 88
|
150
| 480
| 276
| 280
| 240
| 210
| -
| 24
| 3
| -
| 8-23
|
200
| 550
| 350
| 335
| 295
| 265
| -
| 26
| 3
| -
| 12-23
|
250
| 650
| 410
| 405
| 355
| 320
| -
| 30
| 3
| -
| 12-25
|
300
| 750
| 430
| 460
| 410
| 375
| -
| 30
| 4
| -
| 12-25
|
350
| 850
| 518
| 520
| 470
| 435
| -
| 34
| 4
| -
| 16-25
|
400
| 950
| 560
| 580
| 525
| 485
| -
| 36
| 4
| -
| 16-30
|
500
| 1150
| 618
| 705
| 650
| 608
| -
| 44
| 4
| -
| 20-34
|
2.5
| 50
| 230
| 160
| 160
| 125
| 100
| -
| 20
| 3
| -
| 48
|
65
| 290
| 175
| 180
| 145
| 120
| -
| 22
| 3
| -
| 88
|
80
| 310
| 185
| 195
| 160
| 135
| -
| 22
| 3
| -
| 88
|
100
| 350
| 220
| 230
| 190
| 160
| -
| 24
| 3
| -
| 8-23
|
125
| 400
| 248
| 270
| 220
| 188
| -
| 28
| 3
| -
| 8-25
|
150
| 480
| 276
| 300
| 250
| 218
| -
| 30
| 3
| -
| 8-25
|
200
| 550
| 350
| 360
| 310
| 278
| -
| 34
| 3
| -
| 12-25
|
250
| 650
| 410
| 425
| 370
| 332
| -
| 36
| 3
| -
| 12-30
|
300
| 750
| 430
| 485
| 430
| 390
| -
| 40
| 4
| -
| 16-30
|
350
| 850
| 518
| 550
| 490
| 448
| -
| 44
| 4
| -
| 16-34
|
400
| 950
| 560
| 610
| 550
| 505
| -
| 48
| 4
| -
| 16-34
|
500
| 1150
| 618
| 730
| 660
| 610
| -
| 52
| 4
| -
| 20-41
|
4.0
| 50
| 230
| 169
| 160
| 125
| 100
| 88
| 20
| 3
| 4
| 48
|
65
| 290
| 173
| 180
| 145
| 120
| 110
| 22
| 3
| 4
| 88
|
80
| 310
| 185
| 195
| 160
| 135
| 121
| 22
| 3
| 4
| 88
|
100
| 350
| 220
| 230
| 190
| 160
| 150
| 24
| 3
| 4.5
| 8-23
|
125
| 400
| 248
| 270
| 220
| 188
| 176
| 28
| 3
| 4.5
| 8-25
|
150
| 480
| 270
| 300
| 250
| 218
| 204
| 30
| 3
| 4.5
| 8-25
|
200
| 550
| 342
| 375
| 320
| 282
| 260
| 38
| 3
| 4.5
| 12-30
|
250
| 650
| 401
| 445
| 385
| 345
| 313
| 42
| 3
| 4.5
| 12-34
|
300
| 750
| 423
| 510
| 450
| 408
| 364
| 46
| 4
| 4.5
| 16-34
|
350
| 850
| 455
| 570
| 510
| 465
| 422
| 52
| 4
| 5
| 16-34
|
400
| 950
| 510
| 655
| 585
| 535
| 474
| 58
| 4
| 5
| 16-41
|
6.4
| 50
| 300
| 177
| 175
| 135
| 105
| 88
| 26
| 3
| 4
| 4-23
|
65
| 340
| 197
| 200
| 160
| 130
| 110
| 28
| 3
| 4
| 8-23
|
80
| 380
| 212
| 210
| 170
| 140
| 121
| 30
| 3
| 4
| 8-23
|
100
| 430
| 248
| 250
| 200
| 168
| 150
| 32
| 3
| 4.5
| 8-25
|
125
| 500
| 296
| 295
| 240
| 202
| 176
| 36
| 3
| 4.5
| 8-30
|
150
| 550
| 330
| 340
| 280
| 240
| 204
| 38
| 3
| 4.5
| 8-34
|
200
| 650
| 385
| 405
| 345
| 300
| 260
| 44
| 3
| 4.5
| 12-34
|
250
| 775
| 445
| 470
| 400
| 352
| 313
| 48
| 4
| 4.5
| 12-41
|
300
| 900
| 474
| 530
| 460
| 412
| 364
| 54
| 4
| 4.5
| 16-41
|
400
| 1025
| 514
| 595
| 525
| 475
| 422
| 60
| 4
| 5
| 16-41
|
10.0
| 50
| 300
| 210
| 195
| 145
| 112
| 88
| 28
| 3
| 4
| 4-25
|
65
| 340
| 227
| 220
| 170
| 138
| 110
| 32
| 3
| 4
| 8-25
|
80
| 380
| 235
| 230
| 180
| 148
| 121
| 34
| 3
| 4
| 8-25
|
100
| 430
| 274
| 265
| 210
| 172
| 150
| 38
| 3
| 4.5
| 8-30
|
125
| 500
| 307
| 310
| 250
| 210
| 176
| 42
| 3
| 4.5
| 8-34
|
150
| 550
| 347
| 350
| 290
| 250
| 204
| 46
| 3
| 4.5
| 12-34
|
200
| 650
| 402
| 430
| 360
| 312
| 260
| 54
| 3
| 4.5
| 12-41
|
250
| 775
| 432
| 500
| 430
| 382
| 313
| 60
| 3
| 4.5
| 12-41
|
300
| 900
| 484
| 585
| 500
| 442
| 364
| 70
| 4
| 4.5
| 16-48
|
16.0
| 50
| 300
| 210
| 215
| 165
| 132
| 88
| 36
| 3
| 4
| 8-25
|
65
| 340
| 227
| 245
| 190
| 152
| 110
| 44
| 3
| 4
| 8-30
|
80
| 380
| 235
| 260
| 205
| 168
| 121
| 46
| 3
| 4.5
| 8-30
|
100
| 430
| 274
| 300
| 240
| 200
| 150
| 48
| 3
| 4.5
| 8-34
|
150
| 550
| 340
| 390
| 318
| 270
| 205
| 66
| 3
| 4.5
| 12-41
|
200
| 650
| 374
| 480
| 400
| 345
| 250
| 78
| 3
| 4.5
| 12-48
|
250
| 775
| 440
| 580
| 485
| 425
| 313
| 88
| 3
| 4.5
| 12-54
|
300
| 900
| 505
| 665
| 570
| 510
| 364
| 100
| 3
| 4.5
| 16-54
|