旋启式止回阀
试验压力
|
公称压力( MPa )
|
||||||
1. 0
|
1.6
|
2.5
|
4.0
|
6.4
|
|||
壳体试验
|
1. 5
|
2.4
|
3.75
|
6.0
|
9.6
|
||
密封试验
|
1. 1
|
1.76
|
2.75
|
4.4
|
7.1
|
||
阀体材料
|
WCB(C)
|
CF8(P),CF 8M (R)
|
WC6,WC9
|
||||
工作温度
|
≤ 425
|
≤ 100
|
≤ 100
|
≤ 550
|
≤ 550
|
||
适用介质
|
水、蒸汽、油品
|
硝酸类
|
醋酸类
|
水、蒸汽
|
水、蒸汽
|
旋启式止回阀 尺寸重量
称通径 DN
|
主要外形尺寸和连接尺寸
|
||||||
L
|
D
|
D1
|
D2
|
b
|
Z-d
|
H
|
|
H44H-16C H44W-16C H44W-16P H44W-16R
H44W-16I
|
|||||||
25
|
160
|
115
|
85
|
65
|
16
|
4-14
|
100
|
32
|
180
|
135
|
100
|
78
|
16
|
4-18
|
105
|
40
|
200
|
145
|
100
|
85
|
16
|
4-18
|
115
|
50
|
230
|
160
|
125
|
100
|
16
|
4-18
|
135
|
65
|
290
|
180
|
145
|
120
|
18
|
4-18
|
142
|
80
|
310
|
195
|
160
|
135
|
20
|
8-18
|
165
|
100
|
350
|
215
|
180
|
155
|
20
|
8-18
|
180
|
125
|
400
|
245
|
210
|
185
|
22
|
8-18
|
210
|
150
|
480
|
280
|
240
|
210
|
24
|
8-23
|
233
|
200
|
500
|
335
|
295
|
265
|
26
|
12-23
|
304
|
250
|
550
|
405
|
355
|
320
|
30
|
12-25
|
348
|
300
|
650
|
460
|
410
|
375
|
30
|
12-25
|
390
|
350
|
750
|
520
|
470
|
435
|
34
|
16-25
|
430
|
400
|
850
|
580
|
525
|
485
|
36
|
16-30
|
468
|
H44H-25 H44W-25 H44W-25P H44W-25R
H44W-25I
|
|||||||
25
|
160
|
115
|
85
|
65
|
16
|
4-14
|
100
|
32
|
180
|
135
|
100
|
78
|
16
|
4-18
|
105
|
40
|
200
|
145
|
110
|
85
|
16
|
4-18
|
115
|
50
|
230
|
160
|
125
|
100
|
20
|
4-18
|
160
|
65
|
290
|
180
|
145
|
120
|
22
|
8-18
|
175
|
80
|
310
|
195
|
160
|
135
|
22
|
8-18
|
185
|
100
|
350
|
230
|
190
|
160
|
24
|
8-23
|
220
|
125
|
400
|
270
|
220
|
188
|
28
|
8-25
|
248
|
150
|
480
|
300
|
250
|
218
|
30
|
8-25
|
276
|
200
|
550
|
360
|
310
|
278
|
34
|
12-25
|
350
|
250
|
650
|
425
|
370
|
332
|
36
|
12-30
|
410
|
300
|
750
|
485
|
430
|
390
|
40
|
16-30
|
430
|
350
|
850
|
550
|
490
|
448
|
44
|
16-34
|
518
|
400
|
950
|
610
|
550
|
505
|
48
|
16-34
|
560
|
公称通径DN/mm
|
尺寸/mm(H44H-64 H44W-64 H44W-64P H44W-64R
H44W-64I)
|
重量/kg
|
||||||||
L
|
D
|
D1
|
D2
|
D6
|
b
|
Z-∮d
|
D3
|
H
|
||
DN50
|
300
|
175
|
135
|
105
|
88
|
26
|
4-∮23
|
200
|
177
|
27
|
DN65
|
340
|
200
|
160
|
130
|
110
|
28
|
8-∮23
|
225
|
197
|
37
|
DN80
|
380
|
210
|
170
|
140
|
121
|
30
|
8-∮23
|
250
|
212
|
53
|
DN100
|
430
|
250
|
200
|
168
|
150
|
32
|
8-∮25
|
315
|
248
|
90
|
DN125
|
500
|
295
|
240
|
202
|
176
|
36
|
8-∮30
|
365
|
298
|
135
|
DN150
|
550
|
340
|
280
|
240
|
204
|
38
|
8-∮34
|
410
|
330
|
187
|
DN200
|
650
|
405
|
345
|
300
|
260
|
44
|
12-∮34
|
480
|
385
|
212
|
DN250
|
775
|
470
|
400
|
352
|
313
|
48
|
12-∮41
|
565
|
445
|
403
|
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