对夹式金属硬密封蝶阀用途及特点:
本蝶阀采用的是三维偏心原理设计,使密封面的空间运动轨迹达到理想化,密封面相互之间无磨擦、无干涉,加之密封材料选择得当,从而使蝶阀的密封性、耐腐蚀性、耐高温性和耐磨性等得到了可靠的保证。其主要特点如下:
1、操作力矩小,操作方便,省力灵巧;
2、三维偏心结构,使蝶板越关越紧,其密封性能可靠,达到零泄漏;
3、耐高压、耐腐蚀、耐磨损、使用寿命长等。
零件名称
|
材料
|
阀 体
|
铸铁、不锈钢、铬钼钢、合金钢
|
蝶 板
|
铸钢、合金钢、不锈钢、铬钼钢
|
密封圈
|
不锈钢与耐高温石棉板组合成多层次
|
阀 杆
|
2Cr13、1Cr13不锈钢、铬钼钢
|
填 料
|
柔性石墨
|
公称通径DN
|
外形尺寸
|
连接尺寸
|
|||||||||||||
L
|
H
|
D373H
|
D673H
|
D973H
|
PN0.6MPa
|
PN1.0MPa
|
|||||||||
H1
|
A1
|
B1
|
H2
|
A2
|
B2
|
H3
|
A3
|
B3
|
D1
|
z-d
|
D1
|
z-d
|
|||
50
|
43
|
112
|
350
|
180
|
200
|
625
|
245
|
72
|
530
|
250
|
255
|
110
|
4-14
|
125
|
4-18
|
65
|
46
|
115
|
370
|
180
|
200
|
625
|
245
|
72
|
550
|
250
|
255
|
130
|
4-14
|
145
|
4-18
|
80
|
49
|
120
|
380
|
180
|
200
|
645
|
245
|
72
|
565
|
250
|
255
|
150
|
4-14
|
160
|
8-18
|
100
|
56
|
138
|
420
|
180
|
200
|
675
|
355
|
92
|
600
|
250
|
255
|
170
|
4-18
|
180
|
8-18
|
125
|
64
|
164
|
460
|
180
|
200
|
715
|
355
|
92
|
640
|
250
|
255
|
200
|
8-18
|
210
|
8-18
|
150
|
70
|
175
|
555
|
270
|
280
|
800
|
355
|
92
|
705
|
300
|
315
|
225
|
8-18
|
240
|
8-22
|
200
|
71
|
208
|
605
|
270
|
280
|
850
|
250
|
170
|
775
|
300
|
315
|
280
|
8-18
|
295
|
8-22
|
250
|
76
|
243
|
680
|
270
|
280
|
925
|
250
|
170
|
945
|
300
|
315
|
335
|
12-18
|
350
|
12-22
|
300
|
83
|
283
|
800
|
380
|
420
|
1035
|
450
|
220
|
1070
|
300
|
315
|
395
|
12-22
|
400
|
12-22
|
350
|
92
|
310
|
835
|
380
|
420
|
1070
|
450
|
220
|
1140
|
300
|
315
|
445
|
12-22
|
460
|
16-22
|
400
|
102
|
340
|
915
|
450
|
470
|
1190
|
450
|
220
|
1210
|
300
|
315
|
495
|
16-22
|
515
|
16-26
|
450
|
114
|
380
|
960
|
480
|
490
|
1250
|
650
|
280
|
1335
|
575
|
714
|
550
|
16-22
|
565
|
20-26
|
500
|
127
|
410
|
1020
|
480
|
490
|
1295
|
650
|
280
|
1415
|
575
|
714
|
600
|
20-22
|
620
|
20-26
|
600
|
154
|
470
|
1225
|
480
|
490
|
1455
|
850
|
380
|
1605
|
656
|
810
|
705
|
20-22
|
725
|
20-30
|
700
|
165
|
550
|
1355
|
640
|
660
|
1585
|
850
|
380
|
1844
|
656
|
810
|
810
|
20-26
|
840
|
24-30
|
800
|
190
|
640
|
1470
|
640
|
660
|
1700
|
1250
|
380
|
2040
|
656
|
810
|
920
|
24-30
|
950
|
24-33
|
900
|
203
|
710
|
1545
|
750
|
860
|
1865
|
1250
|
380
|
2255
|
785
|
863
|
1020
|
24-30
|
1050
|
28-30
|
1000
|
216
|
770
|
1795
|
850
|
900
|
2015
|
1250
|
380
|
2380
|
785
|
863
|
1120
|
28-30
|
1160
|
28-36
|
1200
|
254
|
890
|
1965
|
850
|
900
|
|
1250
|
380
|
2640
|
785
|
863
|
1340
|
32-33
|
1380
|
32-39
|
公称通径DN
|
外形尺寸
|
连接尺寸
|
|||||||||||||
L
|
H
|
D373H
|
D673H
|
D973H
|
PN1.6MPa
|
PN2.5MPa
|
|||||||||
H1
|
A1
|
B1
|
H2
|
A2
|
B2
|
H3
|
A3
|
B3
|
D1
|
z-d
|
D1
|
z-d
|
|||
50
|
43
|
112
|
350
|
180
|
200
|
625
|
245
|
72
|
530
|
250
|
255
|
125
|
4-18
|
125
|
4-18
|
65
|
46
|
115
|
370
|
180
|
200
|
625
|
245
|
72
|
550
|
250
|
255
|
145
|
4-18
|
145
|
8-18
|
80
|
49
|
120
|
380
|
180
|
200
|
645
|
245
|
72
|
565
|
250
|
255
|
160
|
8-18
|
160
|
8-18
|
100
|
56
|
138
|
420
|
180
|
200
|
675
|
355
|
92
|
600
|
250
|
255
|
180
|
8-18
|
190
|
8-22
|
125
|
64
|
164
|
460
|
180
|
200
|
715
|
355
|
92
|
640
|
250
|
255
|
210
|
8-18
|
220
|
8-26
|
150
|
70
|
175
|
555
|
270
|
280
|
800
|
355
|
92
|
705
|
300
|
315
|
240
|
8-22
|
250
|
8-26
|
200
|
71
|
208
|
605
|
270
|
280
|
850
|
250
|
170
|
775
|
300
|
315
|
295
|
12-22
|
310
|
12-26
|
250
|
76
|
243
|
680
|
270
|
280
|
925
|
250
|
170
|
945
|
300
|
315
|
355
|
12-26
|
370
|
12-30
|
300
|
83
|
283
|
825
|
380
|
420
|
1035
|
450
|
220
|
1070
|
300
|
315
|
410
|
12-26
|
430
|
16-30
|
350
|
92
|
310
|
900
|
380
|
420
|
1070
|
450
|
220
|
1140
|
300
|
315
|
470
|
16-26
|
490
|
16-33
|
400
|
102
|
340
|
980
|
450
|
470
|
1190
|
450
|
220
|
1210
|
300
|
315
|
525
|
16-30
|
550
|
16-36
|
450
|
114
|
380
|
1030
|
480
|
490
|
1250
|
650
|
280
|
1335
|
575
|
714
|
585
|
20-30
|
600
|
20-36
|
500
|
127
|
410
|
1105
|
480
|
490
|
1295
|
650
|
280
|
1415
|
575
|
714
|
650
|
20-33
|
660
|
20-36
|
600
|
154
|
470
|
1310
|
480
|
490
|
1455
|
850
|
380
|
1605
|
656
|
810
|
770
|
20-36
|
770
|
20-39
|
700
|
165
|
550
|
1435
|
640
|
660
|
1585
|
850
|
380
|
1844
|
656
|
810
|
840
|
24-36
|
875
|
24-42
|
800
|
190
|
640
|
1605
|
640
|
660
|
1700
|
1250
|
380
|
2040
|
656
|
810
|
950
|
24-39
|
990
|
24-48
|
900
|
203
|
710
|
1745
|
750
|
860
|
1865
|
1250
|
380
|
2255
|
785
|
863
|
1050
|
28-39
|
109*0
|
28-48
|
1000
|
216
|
770
|
1885
|
850
|
900
|
2015
|
1250
|
380
|
2380
|
785
|
863
|
1170
|
28-42
|
1210
|
28-56
|
1200
|
254
|
890
|
2105
|
850
|
900
|
|
1250
|
380
|
2640
|
785
|
863
|
1390
|
32-48
|
1420
|
32-56
|
公称通径DN
|
外形尺寸
|
连接尺寸
|
|||||||||||
L
|
H
|
D373H
|
D673H
|
D973H
|
PN4.0MPa
|
||||||||
H1
|
A1
|
B1
|
H2
|
A2
|
B2
|
H3
|
A3
|
B3
|
D1
|
z-d
|
|||
50
|
43
|
112
|
350
|
180
|
200
|
625
|
245
|
72
|
530
|
250
|
255
|
125
|
4-18
|
65
|
46
|
115
|
370
|
180
|
200
|
625
|
245
|
72
|
550
|
250
|
255
|
145
|
8-18
|
80
|
49
|
120
|
380
|
180
|
200
|
645
|
245
|
72
|
565
|
250
|
255
|
160
|
8-18
|
100
|
56
|
138
|
420
|
180
|
200
|
675
|
355
|
92
|
600
|
250
|
255
|
190
|
8-22
|
125
|
64
|
164
|
460
|
180
|
200
|
715
|
355
|
92
|
640
|
250
|
255
|
220
|
8-26
|
150
|
70
|
175
|
555
|
270
|
280
|
800
|
355
|
92
|
705
|
300
|
315
|
250
|
8-28
|
200
|
71
|
208
|
605
|
270
|
280
|
850
|
250
|
170
|
775
|
300
|
315
|
320
|
12-30
|
250
|
76
|
243
|
680
|
270
|
280
|
925
|
250
|
170
|
945
|
300
|
315
|
385
|
12-33
|
300
|
83
|
283
|
825
|
380
|
420
|
1035
|
450
|
220
|
1070
|
300
|
315
|
450
|
16-33
|
350
|
92
|
310
|
900
|
380
|
420
|
1070
|
450
|
220
|
1140
|
300
|
315
|
510
|
16-36
|
400
|
102
|
340
|
980
|
450
|
470
|
1190
|
450
|
220
|
1210
|
300
|
315
|
585
|
16-39
|
450
|
114
|
380
|
1030
|
480
|
490
|
1250
|
650
|
280
|
1335
|
575
|
714
|
610
|
20-39
|
500
|
127
|
410
|
1105
|
480
|
490
|
1295
|
650
|
280
|
1415
|
575
|
714
|
670
|
20-42
|