廣州奧村『鑄鋼法蘭截止閥』◆產(chǎn)品用途
法蘭截止閥的啟閉件是圓柱形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線作直線運(yùn)動(dòng)。國標(biāo)截止閥只適用于全開和全關(guān),一般不用來調(diào)節(jié)流量,定做時(shí)允許作調(diào)節(jié)和節(jié)流。
◆產(chǎn)品特點(diǎn)
1、結(jié)構(gòu)簡單,制造和維修比較方便。
2、工作行程小,啟閉時(shí)間短。
3、密封性好,密封面間磨擦力小,壽命較長。
◆執(zhí)行標(biāo)準(zhǔn)
設(shè)計(jì)規(guī)范:GB/T 12235
結(jié)構(gòu)長度:GB/T 12221
法蘭連接:JB/T 79
試驗(yàn)與檢驗(yàn):JB/T 9002
產(chǎn)品標(biāo)識(shí):GB/T 12220
供貨規(guī)范:JB/T 7928
概述;
主要零件材料及性能 Main Part Materials and Property
體、蓋
| 閥桿
| 密封面
| 墊片(環(huán))
| 填料
| 工作溫度Working Temperature
| 適用介質(zhì)
|
WCB
| 2Cr13
| 13Cr
| 增強(qiáng)柔性石墨
| 柔性石墨
| ≤425
| 水 蒸汽 油品
|
WC1
| 38CrMoAl 25Cr2MoV
| ≤425
| ||||
WC6
| ≤540
| |||||
WC9
| ≤570
| |||||
C5 C12
| ≤540
| |||||
CF8
| F304
| ≤200
| 硝酸 醋酸 尿素
| |||
CF8M
| F316
| |||||
CF3
| F304L
| |||||
CF3M
| F316L
|
主要尺寸和重量 Size Main Dimensions and Weight
DN
| 150Lb凸面法蘭(RF) 主要尺寸Dimensions(mm)
| 重量
| ||||||||
mm
| in
| L
| D
| D1
| D2
| b
| n-φd
| H
| D0
| |
15
| 1/2
| 108
| 89
| 60.5
| 35
| 11.2
| 4-16
| 241
| 100
| 6.9
|
20
| 3/4
| 117
| 98
| 69.9
| 43
| 12.7
| 4-16
| 241
| 100
| 9.8
|
25
| 1
| 127
| 108
| 79.2
| 51
| 14.2
| 4-16
| 242
| 125
| 13.5
|
32
| 11/4
| 140
| 117
| 89
| 63
| 16
| 4-16
| 280
| 160
| 19.5
|
40
| 11/2
| 165
| 127
| 98.6
| 73
| 17.5
| 4-16
| 286
| 160
| 28.5
|
50
| 2
| 203
| 152
| 120.7
| 92
| 19
| 4-19
| 368
| 200
| 18
|
65
| 21/2
| 216
| 178
| 139.7
| 105
| 22.4
| 4-19
| 387
| 200
| 30
|
80
| 3
| 241
| 190
| 152.4
| 127
| 24
| 4-19
| 411
| 250
| 41
|
100
| 4
| 292
| 229
| 190.5
| 157
| 24
| 4-19
| 454
| 250
| 64
|
125
| 5
| 356
| 254
| 216.0
| 186
| 24
| 8-22.5
| 455
| 350
| 86
|
150
| 6
| 406
| 279
| 241.3
| 216
| 25.4
| 8-22.5
| 541
| 350
| 113
|
200
| 8
| 495
| 343
| 298.5
| 270
| 28.4
| 8-22.5
| 651
| 450
| 178
|
250
| 10
| 622
| 406
| 362.0
| 324
| 30.2
| 12-25.4
| 800
| 450
| 270
|
300
| 12
| 698
| 483
| 431.8
| 381
| 32
| 12-25.4
| 1231
| 600
| 350
|
350
| 14
| 787
| 533
| 476.3
| 413
| 35
| 12-29
| 1450
| 600
| 460
|
400
| 16
| 914
| 597
| 539.8
| 470
| 36.6
| 26-29
| 1645
| 600
| 590
|
DN
| 300Lb凸面法蘭(RF) 主要尺寸Dimensions(mm)
| 重量
| ||||||||
15
| 1/2
| 152
| 95
| 66.5
| 35
| 14.2
| 4-16
| 241
| 140
| 7.7
|
20
| 3/4
| 178
| 117
| 82.5
| 43
| 16
| 4-19
| 241
| 140
| 11.3
|
25
| 1
| 203
| 123
| 89
| 51
| 17.5
| 4-19
| 283
| 160
| 16.8
|
32
| 11/4
| 216
| 133
| 98.5
| 63
| 19
| 4-19
| 320
| 200
| 21.2
|
40
| 11/2
| 229
| 155
| 114.3
| 73
| 20.6
| 4-22.5
| 322
| 200
| 32.6
|
50
| 2
| 267
| 165
| 127
| 92
| 22.4
| 8-19
| 399
| 200
| 25
|
65
| 21/2
| 292
| 190
| 149.4
| 105
| 25.4
| 8-22.5
| 438
| 250
| 30
|
80
| 3
| 318
| 210
| 168.1
| 127
| 28.4
| 8-22.5
| 464
| 280
| 35
|
100
| 4
| 356
| 254
| 200.2
| 157
| 31.8
| 8-22.5
| 565
| 350
| 56
|
125
| 5
| 400
| 279
| 235
| 186
| 35
| 8-22.5
| 614
| 350
| 96
|
150
| 6
| 444
| 318
| 269.7
| 216
| 36.6
| 12-25.4
| 717
| 400
| 120
|
200
| 8
| 559
| 381
| 330.2
| 270
| 41.2
| 12-25.4
| 930
| 500
| 212
|
250
| 10
| 622
| 444
| 387.4
| 324
| 47.8
| 16-28.5
| 1012
| 550
| 330
|
300
| 12
| 711
| 521
| 450.8
| 381
| 50.8
| 16-32
| 1231
| 600
| 472
|
350
| 14
| 762
| 584
| 514.4
| 413
| 54
| 20-32
| 1450
| 600
| 715
|
400
| 16
| 864
| 648
| 571.5
| 470
| 57.2
| 20-35
| 1645
| 600
| 920
|
DN
| 600Lb凸面法蘭(RF) 主要尺寸Dimensions(mm)
| 重量
| ||||||||
mm
| in
| L
| D
| D1
| D2
| b
| n-φd
| H
| D0
| |
15
| 1/2
| 165
| 95
| 66.5
| 35
| 14.5
| 4-16
| 285
| 100
| 7.8
|
20
| 3/4
| 190
| 117
| 82.5
| 43
| 16
| 4-19
| 285
| 125
| 12.5
|
25
| 1
| 216
| 124
| 89
| 51
| 17.5
| 4-19
| 313
| 160
| 17.5
|
32
| 11/4
| 229
| 133
| 98.5
| 63
| 21
| 4-19
| 328
| 160
| 23.5
|
40
| 11/2
| 241
| 156
| 114.3
| 73
| 22.5
| 4-22.5
| 365
| 180
| 38.5
|
50
| 2
| 292
| 165
| 127
| 92
| 33
| 8-19
| 444
| 200
| 35
|
65
| 21/2
| 330
| 190
| 149.4
| 105
| 36
| 8-22.5
| 483
| 250
| 50
|
80
| 3
| 356
| 210
| 168.1
| 127
| 39
| 8-22.5
| 533
| 250
| 60
|
100
| 4
| 432
| 273
| 216
| 157
| 45
| 8-25.4
| 622
| 350
| 110
|
125
| 5
| 508
| 330
| 266.7
| 186
| 52
| 8-28.5
| 750
| 350
| 200
|
150
| 6
| 559
| 356
| 292.1
| 216
| 55
| 12-28.5
| 800
| 450
| 230
|
200
| 8
| 660
| 419
| 349.3
| 270
| 63
| 12-32
| 927
| 500
| 410
|
250
| 10
| 787
| 508
| 431.8
| 324
| 71
| 16-35
| 1257
| 600
| 625
|
300
| 12
| 838
| 559
| 489
| 381
| 74
| 20-35
| 1468
| 680
| 860
|