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Current Post-->Pneumatic wafer butterfly valve

D673H型 对夹式金属密封蝶阀 Wafer Type Metal-seat Butterfly Valve

产品简介Products Introduction:
     对夹式金属密封蝶阀是本厂研制开发的三偏心结构型金属密封蝶阀,此产品具有安全可靠、流阻系数小,耐高温适用于腐蚀性介 质等特点。可作为调节和截止装置,广泛应用于蒸汽、热水、水、油品、煤气、天然气、化工、酸碱盐等工艺管路中。                  
     Wafer type metal-seat butterfly valves are the three-dimension eccentric structure metal-seat butterfly valve which are developed by our factory. These products are safe and reliable, small coefficient of flow resistance, bear high temperature and suitable for corrosive medium and so on. They are widespread used for steam, hot water, water, oil goods, gas, chemical engineering, acid alkaliand salt technical pipeline as the adjusting and stopping setting.
产品特点Product Features:
1、设计合理,结构紧凑,启闭迅速。
2、开启力矩小,密封副无摩擦转动,阀门使用寿命长。
3、更换阀体材质和密封圈复合夹层可适用不同介质。
1.  Reasonable design, compact structure, opening and closing fast.
2.  Small open torque, seat almost without attrition and long serving life.
3.  Different body materials and seal ring compound folder layer are suitable for different medium.
主要零部件材质 Materials of Main Parts:
        Name
材料            Material
阀  体      Body
铸钢、碳素钢、不锈钢   Cast steel, Carbon steel, Stainless steel
阀  板      Disc
铸钢、不锈钢       Cast steel, Stainless steel
密封圈      Seal Ring
不锈钢、不锈钢+石墨   Stainless steel, Stainless steel + Graphite
转  轴      Stem
不锈钢           Stainless steel
填  料      Stem Packing
聚四氟乙烯、柔性石墨   PTEF, Expanded graphite
主要连接尺寸及重量Outline Dimensions  & Connection Dimensions & Weight:

公称压力
Nominal
Pressure
PN (Mpa)
公称通径
Nominal
Diameter
DN (mm)
        Size
Weight
kg
L
D1
D
n-d
H
H0
A
B
D0
PN1.0
50
43
125
165
4-18
115
418
200
200
160
13
65
46
145
185
4-18
125
442
200
200
160
16
80
49
160
200
8-18
130
453
220
200
160
21
100
56
180
220
8-18
145
475
240
200
160
26
125
64
210
250
8-18
175
522
260
200
160
31
150
70
240
285
8-22
180
638
280
280
240
35
200
71
295
340
8-22
215
705
320
280
240
41
250
76
350
395
12-22
250
775
360
280
240
54
300
83
400
445
12-22
290
955
460
420
310
65
350
92
460
505
16-22
305
990
500
420
310
100
400
102
515
565
16-26
340
1070
540
420
310
180
450
114
565
615
20-26
380
1145
580
420
310
210
500
127
620
670
20-26
410
1200
620
420
310
250
600
154
725
780
20-30
480
1350
660
420
310
370
700
165
840
895
24-30
535
1550
750
550
400
460
800
190
950
1015
24-33
590
1665
800
550
400
590
900
203
1050
1115
28-33
630
1726
850
550
400
730
1000
216
1160
1230
28-36
690
1965
1000
750
500
920
1200
254
1380
1455
32-39
875
2360
1050
750
500
1200
1400
390
1590
1675
36-42
975
2560
1050
750
600
1600
1600
440
1820
1915
40-48
1100
2780
1050
750
600
2100
PN1.6
50
43
125
165
4-18
115
418
200
200
160
15
65
46
145
185
4-18
125
442
200
200
160
17
80
49
160
200
8-18
130
453
220
200
160
23
100
56
180
220
8-18
145
475
240
200
160
28
125
64
210
250
8-18
175
522
260
200
160
34
150
70
240
285
8-22
180
638
280
280
240
38
200
71
295
340
12-22
215
705
320
280
240
44
250
76
355
405
12-26
250
775
360
280
240
58
300
83
410
460
12-26
290
955
460
420
310
73
350
92
470
520
16-26
305
990
500
420
310
150
400
102
525
580
16-30
340
1070
540
420
310
240
450
114
585
640
20-30
380
1145
580
420
310
280
500
127
650
715
20-33
410
1200
620
420
310
350
600
154
770
840
20-36
480
1350
660
420
310
470
700
165
840
910
24-36
535
1550
750
550
400
600
800
190
950
1025
24-39
590
1665
800
550
400
700
900
203
1050
1125
28-39
630
1726
850
550
400
840
1000
216
1170
1255
28-42
690
1965
1000
750
500
1100
1200
254
1390
1485
32-48
875
2360
1050
750
500
1300

主要连接尺寸及重量 Outline Dimensions  & Connection Dimensions & Weight:

公称压力
Nominal
Pressure
PN (Mpa)
公称通径
Nominal
Diameter
DN (mm)
        Size
Weight
kg
L
D1
D
n-d
H
H0
A
B
D0
PN2.5
50
43
125
165
4-18
112
260
200
200
160
15
65
46
145
185
8-18
115
280
200
200
160
17
80
49
160
200
8-18
120
355
220
200
160
23
100
56
190
235
8-22
140
390
240
200
160
28
125
64
220
270
8-26
170
490
260
200
160
35
150
70
250
300
8-26
180
630
280
280
240
40
200
71
310
360
12-26
210
690
320
280
240
50
250
76
370
425
12-30
240
830
360
280
240
68
300
83
430
485
16-30
290
930
460
420
310
80
350
92
490
555
16-33
320
1010
500
420
310
150
400
102
550
620
16-36
350
1070
540
420
310
250
450
114
600
670
20-36
380
1140
580
420
310
300
500
127
660
730
20-36
410
1200
620
420
310
370
600
154
770
845
20-39
470
1340
660
420
310
490
700
165
875
960
24-42
550
1600
750
550
400
630
800
190
990
1085
24-48
640
1780
800
550
400
720
900
203
1090
1185
28-48
710
1920
850
550
400
870
1000
216
1210
1320
28-56
770
1960
1000
750
500
1150

 
 
 
 
 
 
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