产品说明:
J41W 型 PN16~PN160 不锈钢法兰截止阀：手动、法兰连接、直通式、阀座密封面材料为 0Cr18Ni9 系不锈钢（J41W-16P~160P）、0Cr17Ni12Mo2 系不锈钢（J41W-16R~160R）、阀体材料为 0Cr18Ni9 系不锈钢（J41W-16P~160P）、0Cr17Ni12Mo2 系不锈钢（J41W-16R~160R）、用于石油、天然气等长输管线及石化、医药、城建等领域应用十分广泛。
不锈钢法兰截止阀主要零部件材料:
零件名称
|
材料
|
J41H-16-25-40-64C
|
J41W-16C-25P-40R-64I
|
阀体、阀盖
|
碳钢
|
不锈钢、铬镍钼钛钢、铬钼钢
|
阀板
|
阀杆
|
阀杆螺母
|
铝铁青铜
|
手轮
|
灰铸铁、可锻铸铁
|
不锈钢法兰截止阀主要性能规范：
型号
|
公称压力
|
试验压力
|
工作温度(℃)
|
适用介质
|
强度(水)Mpa
|
密封(水)空气(Mpa)
|
低压密封(空气)Mpa
|
J41W-16P(R)
| 1.6
| 2.4
| 1.8
| 0.6
| ≤200
| 硝酸类
|
J41W-25P(R)
| 2.5
| 3.8
| 2.8
| 0.6
| ≤200
| 硝酸类
|
J41W-40P(R)
| 4.0
| 6.0
| 4.4
| 0.6
| ≤200
| 硝酸类
|
J41W-64P(R)
| 6.4
| 9.6
| 7.0
| 0.6
| ≤200
| 硝酸类
|
不锈钢法兰截止阀主要外形尺寸：
型号
|
公称通径 DN
|
尺寸(mm)
|
L
|
D
|
D1
|
D2
|
H
|
b-f
|
Z-Φd
|
Do
|
J41W-16P(R)
| 15
| 130
| 95
| 65
| 45
| 170
| 16-2
| 4-14
| 120
|
20
|
150
|
105
|
75
|
55
|
190
|
16-2
|
4-14
|
140
|
25
|
160
|
115
|
85
|
65
|
205
|
16-2
|
4-14
|
160
|
32
|
180
|
135
|
100
|
78
|
270
|
18-2
|
4-18
|
180
|
40
|
200
|
145
|
110
|
85
|
310
|
18-3
|
4-18
|
200
|
50
|
230
|
160
|
125
|
100
|
358
|
18-3
|
4-18
|
240
|
65
|
290
|
180
|
145
|
120
|
373
|
18-3
|
4-18
|
280
|
80
|
310
|
195
|
160
|
135
|
435
|
20-3
|
8-18
|
320
|
100
|
350
|
215
|
180
|
155
|
500
|
20-3
|
8-18
|
360
|
125
|
400
|
245
|
210
|
185
|
614
|
22-3
|
8-18
|
400
|
150
|
480
|
280
|
240
|
210
|
674
|
24-3
|
8-23
|
400
|
200
|
600
|
335
|
295
|
265
|
818
|
26-3
|
12-23
|
450
|
250
|
730
|
405
|
355
|
320
|
969
|
30-3
|
12-25
|
550
|
型号
|
公称通径 DN
|
尺寸(mm)
|
L
|
D
|
D1
|
D2
|
H
|
b-f
|
Z-Φd
|
Do
|
J41W-25P(R)
| 15
| 130
| 95
| 65
| 45
| 233
| 16-2
| 4-14
| 120
|
20
|
150
|
105
|
75
|
55
|
275
|
16-2
|
4-14
|
140
|
25
|
160
|
115
|
85
|
65
|
285
|
16-2
|
4-14
|
160
|
32
|
180
|
135
|
100
|
78
|
302
|
18-2
|
4-18
|
180
|
40
|
200
|
145
|
110
|
85
|
355
|
18-3
|
4-18
|
200
|
50
|
230
|
160
|
125
|
100
|
362
|
20-3
|
4-18
|
240
|
65
|
290
|
180
|
145
|
120
|
400
|
22-3
|
8-18
|
280
|
80
|
310
|
195
|
160
|
135
|
430
|
22-3
|
8-18
|
320
|
100
|
350
|
230
|
190
|
160
|
465
|
24-3
|
8-23
|
360
|
125
|
400
|
270
|
220
|
188
|
550
|
28-3
|
8-25
|
400
|
150
|
480
|
300
|
250
|
218
|
700
|
30-3
|
8-25
|
400
|
200
|
600
|
360
|
310
|
278
|
780
|
34-3
|
12-25
|
450
|
250
|
730
|
425
|
370
|
335
|
900
|
36-3
|
12-30
|
550
|
型号
|
公称通径 DN
|
尺寸(mm)
|
L
|
D
|
D1
|
D2
|
H
|
b-f
|
Z-Φd
|
Do
|
J41W-40P(R)
| 15
| 130
| 95
| 65
| 45
| 233
| 16-2
| 4-14
| 40
|
20
|
150
|
105
|
75
|
55
|
275
|
16-2
|
4-14
|
51
|
25
|
160
|
115
|
85
|
65
|
285
|
16-2
|
4-14
|
58
|
32
|
180
|
135
|
100
|
78
|
302
|
18-2
|
4-18
|
66
|
40
|
200
|
145
|
110
|
85
|
355
|
18-3
|
4-18
|
76
|
50
|
230
|
160
|
125
|
100
|
370
|
20-3
|
4-18
|
88
|
65
|
290
|
180
|
145
|
120
|
408
|
22-3
|
8-18
|
110
|
80
|
310
|
195
|
160
|
135
|
436
|
22-3
|
8-18
|
121
|
100
|
350
|
230
|
190
|
160
|
475
|
24-3
|
8-23
|
150
|
125
|
400
|
270
|
220
|
188
|
558
|
28-3
|
8-25
|
178
|
150
|
480
|
300
|
250
|
218
|
720
|
30-3
|
8-25
|
204
|
200
|
600
|
375
|
320
|
282
|
800
|
38-3
|
12-30
|
260
|
J41W-64P(R)
| 15
| 170
| 105
| 75
| 55
| 240
| 18-2
| 4-14
| 41
|
20
|
190
|
125
|
90
|
68
|
280
|
20-2
|
4-18
|
51
|
25
|
210
|
135
|
100
|
78
|
290
|
22-2
|
4-18
|
58
|
32
|
230
|
150
|
110
|
82
|
325
|
24-2
|
4-23
|
66
|
40
|
260
|
165
|
125
|
95
|
360
|
24-3
|
4-23
|
76
|
50
|
300
|
175
|
135
|
105
|
410
|
26-3
|
4-23
|
88
|
65
|
340
|
200
|
160
|
130
|
430
|
28-3
|
8-23
|
110
|
80
|
380
|
210
|
170
|
140
|
465
|
30-3
|
8-23
|
121
|
100
|
430
|
250
|
200
|
168
|
537
|
32-3
|
8-25
|
150
|
125
|
500
|
295
|
240
|
202
|
630
|
36-3
|
8-30
|
176
|
150
|
550
|
340
|
280
|
240
|
790
|
38-3
|
8-34
|
204
|
200
|
650
|
405
|
345
|
300
|
910
|
44-3
|
12-34
|
260
|
