法兰不锈钢截止阀
产品型号：J41W
产品口径：DN15-600
产品压力：1.6～6.4MPa
产品材质：不锈钢304、316L等
截止阀的启闭件是塞形的阀瓣，密封面呈平面或锥面，阀瓣沿流体的中心线作直线运动。阀杆的运动形式，有升降杆式（阀杆升降，手轮不升降），也有升降旋转杆式（手轮与阀杆一起旋转升降，螺母设在阀体上）。截止阀只适用于全开和全关，不允许作调节和节流。
1.法兰不锈钢截止阀性能范围
|
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
|
NITRIC ACID
|
|
硝 酸 类
|
|
J41W-25P(R)
|
2.5
|
3.8
|
2.8
|
0.6
|
≤200
|
ACETIC ACID
|
|
醋 酸 类
|
|
J41W-40P(R)
|
4.0
|
6.0
|
4.4
|
0.6
|
≤200
|
NITRIC ACID
|
|
硝 酸 类
|
|
J41W-64P(R)
|
6.4
|
9.6
|
7.0
|
0.6
|
≤200
|
ACETIC ACID
|
|
醋 酸 类
|
2.截止阀主要零件材料
|
零件名称
|
材 料Material
|
|
Q41W-16P-25P-40R
|
Q41W-16R-25P-40R
|
|
阀体、阀盖
|
铬镍钛钢
Ci Ni Ti
|
铬镍钼钛钢
Ci Ni Mo Ti Steel
|
|
阀 板
|
|
阀 杆
|
|
阀杆螺母
|
铝铁青铜
|
|
手 轮
|
灰铸铁、可铸锻铁
|
3.截止阀主要连接尺寸和外形尺寸
|
型 号
Type
|
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
|
主要连接尺寸和外形尺寸
|
型号
Type
|
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
|
主要连接尺寸和外形尺寸
|
型号
Type
|
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)
|
150
|
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
|
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