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无锡温纳自动化科技有限公司
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H44H/W旋启式止回阀选用于公称压力PN1.6～6.4MPa,工作温度-29～550℃的石油、化工、火力电站等各种工况的管路上。适用介质为：水、油品、蒸汽等。
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设计与制造
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GB/T12235
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|
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连接端尺寸
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结构长度
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GB/T12221
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法兰尺寸
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JB/T79
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|
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检验与试验
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JB/T9092
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|
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材料
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碳钢
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GB/T12229
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不锈钢
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GB/T12230
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|
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合金钢
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Q/ZB66
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|
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标志
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GB/T12220
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|
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供货
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JB/T7928
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|
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阀体
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阀盖
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阀瓣
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阀座
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适用介质
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>适用温度 (≤℃)
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WCB
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WCB+D507Mo
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WCB+D577
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水、油品、蒸汽
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425
|
|
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ZG1Cr18Ni9Ti
|
0Cr18Ni9+
Stellite12 |
0Cr18Ni9+
Stellite6 |
销酸类
|
200
|
|
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ZG1Cr18Ni2Mo2Ti
|
CF8M+Stellite12
|
ZG1Cr18Ni2Mo2Ti
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磷酸、醋酸类、混酸
|
200
|
|
|
ZG00Cr17Ni14Mo2
|
CF3M+Stellite12
|
CF3M+Stellite6
|
尿素、甲铵液、磷酸
|
200
|
|
|
ZG1Cr5Mo
|
ZG1Cr5Mo+
Stellite12 |
ZG1Cr5Mo+
Stellite6 |
水、油品、蒸汽
|
550
|
|
|
公称通径DN
|
L
|
D
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D1
|
D2
|
b
|
Z-Φd
|
H
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WT(Kg)
|
|
H44H-16C H44W-16C H44W-16P H44W-16R H44W-16I
|
||||||||
|
50
|
230
|
160
|
125
|
100
|
16
|
4-Φ18
|
135
|
21
|
|
65
|
290
|
180
|
145
|
120
|
18
|
4-Φ18
|
142
|
28
|
|
80
|
310
|
195
|
160
|
135
|
20
|
8-Φ18
|
165
|
38
|
|
100
|
350
|
215
|
180
|
155
|
20
|
8-Φ18
|
180
|
58
|
|
125
|
400
|
245
|
210
|
185
|
22
|
8-Φ18
|
210
|
92
|
|
150
|
480
|
280
|
240
|
210
|
24
|
8-Φ23
|
233
|
130
|
|
200
|
500
|
335
|
295
|
265
|
26
|
12-Φ23
|
304
|
210
|
|
250
|
550
|
405
|
355
|
320
|
30
|
12-Φ25
|
348
|
294
|
|
300
|
650
|
460
|
410
|
375
|
30
|
12-Φ25
|
390
|
367
|
|
350
|
750
|
520
|
470
|
435
|
34
|
16-Φ25
|
430
|
410
|
|
400
|
850
|
580
|
525
|
485
|
36
|
16-Φ30
|
468
|
461
|
|
450
|
950
|
640
|
585
|
545
|
40
|
20-Φ30
|
523
|
570
|
|
500
|
1025
|
705
|
650
|
608
|
44
|
20-Φ34
|
525
|
850
|
|
H44H-25 H44W-25 H44W-25P H44W-25R H44W-25I
|
||||||||
|
50
|
230
|
160
|
125
|
100
|
20
|
4-Φ18
|
160
|
22
|
|
65
|
290
|
180
|
145
|
120
|
22
|
8-Φ18
|
175
|
29
|
|
80
|
310
|
195
|
160
|
135
|
22
|
8-Φ18
|
185
|
38
|
|
100
|
350
|
230
|
190
|
160
|
24
|
8-Φ23
|
220
|
61
|
|
125
|
400
|
270
|
220
|
188
|
28
|
8-Φ25
|
248
|
96
|
|
150
|
480
|
300
|
250
|
218
|
30
|
8-Φ25
|
276
|
132
|
|
200
|
550
|
360
|
310
|
278
|
34
|
12-Φ25
|
350
|
213
|
|
250
|
650
|
425
|
370
|
332
|
36
|
12-Φ30
|
410
|
297
|
|
300
|
750
|
485
|
430
|
390
|
40
|
16-Φ30
|
430
|
372
|
|
350
|
850
|
550
|
490
|
448
|
44
|
16-Φ34
|
518
|
415
|
|
400
|
950
|
610
|
550
|
505
|
48
|
16-Φ34
|
560
|
480
|
|
450
|
1025
|
660
|
600
|
555
|
50
|
20-Φ34
|
582
|
610
|
|
500
|
1150
|
730
|
660
|
610
|
52
|
20-Φ41
|
618
|
920
|
|
公称通径DN
|
L
|
D
|
D1
|
D2
|
D6
|
b
|
f
|
f2
|
Z-Φd
|
H
|
WT(Kg)
|
|
H44H-40 H44W-40 H44W-40P H44W-40R H44W-40I 凹凸法兰
|
|||||||||||
|
50
|
230
|
160
|
125
|
100
|
88
|
20
|
3
|
4
|
4-Φ18
|
169
|
22
|
|
65
|
290
|
180
|
145
|
120
|
110
|
22
|
3
|
4
|
8-Φ18
|
173
|
20
|
|
80
|
310
|
195
|
160
|
135
|
121
|
22
|
3
|
4
|
8-Φ18
|
185
|
38
|
|
100
|
350
|
230
|
190
|
160
|
150
|
24
|
3
|
4.5
|
8-Φ23
|
220
|
61
|
|
125
|
400
|
270
|
220
|
188
|
176
|
28
|
3
|
4.5
|
8-Φ25
|
248
|
96
|
|
150
|
480
|
300
|
250
|
218
|
204
|
30
|
3
|
4.5
|
8-Φ25
|
270
|
132
|
|
200
|
550
|
375
|
320
|
282
|
260
|
38
|
3
|
4.5
|
12-Φ30
|
342
|
213
|
|
250
|
650
|
445
|
385
|
345
|
313
|
42
|
3
|
4.5
|
12-Φ34
|
401
|
297
|
|
300
|
750
|
510
|
450
|
408
|
364
|
46
|
4
|
4.5
|
16-Φ34
|
423
|
372
|
|
350
|
850
|
570
|
510
|
465
|
422
|
52
|
4
|
5
|
16-Φ34
|
455
|
415
|
|
400
|
950
|
655
|
585
|
535
|
474
|
58
|
4
|
5
|
16-Φ41
|
510
|
480
|
|
H44H-64 H44W-64 H44W-64P H44W-64R H44W-64I 凹凸法兰
|
|||||||||||
|
50
|
300
|
175
|
135
|
105
|
88
|
26
|
3
|
4
|
4-Φ23
|
177
|
27
|
|
65
|
340
|
200
|
160
|
130
|
110
|
28
|
3
|
4
|
8-Φ23
|
197
|
37
|
|
80
|
380
|
210
|
170
|
140
|
121
|
30
|
3
|
4
|
8-Φ23
|
212
|
57
|
|
100
|
430
|
250
|
200
|
168
|
150
|
32
|
3
|
4.5
|
8-Φ25
|
248
|
89
|
|
125
|
500
|
295
|
240
|
202
|
176
|
36
|
3
|
4.5
|
8-Φ30
|
296
|
135
|
|
150
|
550
|
340
|
280
|
240
|
204
|
38
|
3
|
4.5
|
8-Φ34
|
330
|
184
|
|
200
|
650
|
405
|
345
|
300
|
260
|
44
|
3
|
4.5
|
12-Φ34
|
385
|
266
|
|
250
|
775
|
470
|
400
|
352
|
313
|
48
|
3
|
4.5
|
12-Φ41
|
445
|
396
|
|
300
|
900
|
530
|
460
|
412
|
364
|
54
|
4
|
4.5
|
16-Φ41
|
474
|
643
|
|
350
|
1025
|
595
|
525
|
475
|
422
|
60
|
4
|
5
|
16-Φ41
|
514
|
815
|
|
400
|
1150
|
670
|
585
|
525
|
474
|
66
|
4
|
5
|
16-Φ48
|
616
|
1234
|
H44H-16C DN25,H44H-16C DN32,H44H-16C DN40,旋启式止回阀 wena旋启式止回阀
H44H-16C DN25,H44H-16C DN32,H44H-16C DN40,旋启式止回阀 wena旋启式止回阀
H44H-16C DN25,H44H-16C DN32,H44H-16C DN40,旋启式止回阀 wena旋启式止回阀
H44H-16C DN25,H44H-16C DN32,H44H-16C DN40,旋启式止回阀 wena旋启式止回阀
H44H-16C DN25,H44H-16C DN32,H44H-16C DN40,旋启式止回阀 wena旋启式止回阀
H44H-64 DN40,H44H-64 DN50,H44H-64 DN65
H44H-64 DN40,H44H-64 DN50,H44H-64 DN65
H44H-64 DN40,H44H-64 DN50,H44H-64 DN65