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铬钼钢截止阀主要用途：
J41Y-16I/25I/40I/64I/100I/160I铬钼钢截止阀主要用于化工设备、通用零部件、工业设备、制药设备、通用设备、石化设备、电力设备、治金粉末设备、采矿设备，市政、电子工业等。适用介质 水、蒸汽、油品等。
铬钼钢截止阀结构特点与用途：
全关时手轮按顺时针方向旋转；
可以安装在管道的任何位置上，介质从下往上流；
不锈钢截止阀适用于各类腐蚀性介质的管道上，有良好的防腐性和足够的强度；
合金钢截止阀适用于耐高温的蒸汽、油品管道上，具有耐高温特点。
铬钼钢截止阀试验压力：
|
公称压力PN（MPa）Nominal pressure |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
|
壳体强度试验Shell strength test |
2.4 |
3.8 |
6.0 |
9.6 |
15 |
24 |
|
上密封试验Back seal test |
1.8 |
2.8 |
4.4 |
7.0 |
11 |
18 |
|
密封试验Seal test |
1.8 |
2.8 |
4.4 |
7.0 |
11 |
18 |
铬钼钢截止阀使用范围：
|
产品类型Product classification |
适用介质Suitable medium |
适用温度（℃）Suitable temperature |
|
J41（H.Y）-C型 |
水、蒸汽、油品Water,steam,oilgoods |
≤425℃ |
|
J41Y-I型 |
水、蒸汽、油品Water,steam,oilgoods |
≤550℃ |
铬钼钢截止阀主要零件材料：
|
产品类型Product classification |
零件名称Part name |
|||||||
|
阀体、阀盖Body bonnet |
阀杆Valve stem |
阀瓣Disc |
密封面Sealing face |
阀杆螺母Yoke nut |
填料Packing |
紧固件Fastener |
手轮Handwheel |
|
|
J41（H.Y）-C型 J941（H.Y）-C型 |
25、WCB |
铬不锈钢Cr.Stainless steel |
2Cr1325 |
H:不锈钢Y:钴基硬质合金钢H:Stainless steelY:Co-based carbide alloy steel |
铝青铜Albronze |
柔性石墨Flexible graphite |
优质碳钢High-grade carbon steel |
可锻铸铁Forgeable cast-iron |
|
J41Y-I型J941Y-I型 |
铬钼钢 Cr.Mo steel |
铬钼钢Cr.Mo steel |
合金钢Alloy steel |
钴基硬质合金钢C0-based carbide alloy steel |
铝青铜Albronze |
柔性石墨Flexible graphite |
合金钢Alloy steel |
可锻铸铁Forgeable cast-iron |
铬钼钢截止阀主要尺寸：
|
2.5MPa |
DN |
L |
D |
D1 |
D2 |
B |
n-φd |
H |
D0 |
|
凸面法兰 |
10 |
130 |
90 |
60 |
40 |
16 |
4-φ14 |
198 |
120 |
|
15 |
130 |
95 |
65 |
45 |
16 |
4-φ14 |
218 |
120 |
|
|
20 |
150 |
105 |
75 |
55 |
16 |
4-φ14 |
258 |
140 |
|
|
25 |
160 |
115 |
85 |
65 |
16 |
4-φ14 |
275 |
140 |
|
|
32 |
180 |
135 |
100 |
78 |
18 |
4-φ18 |
280 |
160 |
|
|
40 |
200 |
145 |
110 |
85 |
18 |
4-φ18 |
330 |
180 |
|
|
50 |
230 |
160 |
125 |
100 |
20 |
4-φ18 |
350 |
200 |
|
|
65 |
290 |
180 |
145 |
120 |
22 |
8-φ18 |
400 |
280 |
|
|
80 |
310 |
195 |
160 |
135 |
22 |
8-φ18 |
355 |
280 |
|
|
100 |
350 |
230 |
190 |
160 |
24 |
8-φ23 |
415 |
320 |
|
|
125 |
400 |
270 |
220 |
188 |
28 |
8-φ25 |
460 |
360 |
|
|
150 |
480 |
300 |
250 |
218 |
30 |
8-φ25 |
510 |
450 |
|
|
200 |
600 |
360 |
3lO |
278 |
34 |
12-φ25 |
710 |
500 |
|
|
250 |
650 |
425 |
370 |
332 |
36 |
12-φ30 |
786 |
550 |
|
|
300 |
750 |
485 |
430 |
390 |
40 |
16-φ30 |
925 |
600 |
|
|
350 |
850 |
550 |
490 |
448 |
44 |
16-φ34 |
1075 |
700 |
|
|
400 |
950 |
610 |
550 |
505 |
48 |
16-φ34 |
1235 |
800 |
|
|
450 |
1200 |
660 |
600 |
555 |
50 |
20-φ34 |
- |
1000 |
|
|
500 |
1250 |
730 |
660 |
61O |
52 |
20-φ41 |
- |
1000 |
|
4．OMPa
|
DN
|
L
|
D
|
Dl
|
D2
|
D6
|
b
|
n-φd
|
H
|
DO
|
|
凹凸法兰
MFM J41Y-40I |
10
|
130
|
90
|
60
|
41
|
35
|
14
|
4-φ14
|
198
|
120
|
|
15
|
130
|
95
|
65
|
45
|
40
|
16
|
4-φ14
|
233
|
120
|
|
|
20
|
150
|
105
|
75
|
55
|
51
|
16
|
4-φ14
|
275
|
140
|
|
|
25
|
160
|
115
|
85
|
65
|
58
|
16
|
4-φ14
|
285
|
160
|
|
|
32
|
180
|
135
|
100
|
78
|
66
|
18
|
4-φ18
|
302
|
160
|
|
|
40
|
200
|
145
|
110
|
85
|
76
|
18
|
4-φ18
|
355
|
200
|
|
|
50
|
230
|
160
|
125
|
100
|
88
|
20
|
4-φ18
|
373
|
200
|
|
|
65
|
290
|
180
|
145
|
120
|
110
|
22
|
8-φ18
|
408
|
280
|
|
|
80
|
310
|
195
|
160
|
135
|
121
|
22
|
8-φ18
|
436
|
280
|
|
|
100
|
350
|
230
|
190
|
160
|
150
|
24
|
8-φ23
|
480
|
320
|
|
|
125
|
400
|
270
|
220
|
188
|
176
|
28
|
8-φ25
|
588
|
360
|
|
|
150
|
480
|
300
|
250
|
218
|
204
|
30
|
8-φ25
|
611
|
400
|
|
|
200
|
600
|
375
|
320
|
282
|
260
|
38
|
12-φ30
|
720
|
400
|
|
|
6.4MPa
|
15
|
170
|
105
|
75
|
55
|
40
|
18
|
4-φ14
|
195
|
400
|
|
凹凸法兰
MFM J41Y-64I |
20
|
190
|
125
|
90
|
68
|
51
|
20
|
4-φ18
|
228
|
160
|
|
25
|
210
|
135
|
100
|
78
|
58
|
22
|
4-φ18
|
275
|
180
|
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
4-φ23
|
325
|
200
|
|
|
40
|
260
|
165
|
125
|
95
|
76
|
24
|
4-φ23
|
360
|
240
|
|
|
50
|
300
|
175
|
135
|
105
|
88
|
26
|
4-φ23
|
4lO
|
280
|
|
|
65
|
340
|
200
|
160
|
130
|
110
|
28
|
8-φ23
|
450
|
320
|
|
|
80
|
380
|
210
|
170
|
140
|
121
|
30
|
8-φ23
|
485
|
360
|
|
|
100
|
430
|
250
|
200
|
168
|
150
|
32
|
8-φ25
|
537
|
400
|
|
|
125
|
500
|
295
|
240
|
202
|
176
|
36
|
8-φ30
|
631
|
400
|
|
|
150
|
550
|
340
|
280
|
240
|
204
|
38
|
8-φ34
|
646
|
450
|
|
|
200
|
650
|
405
|
345
|
300
|
260
|
44
|
12-φ34
|
813
|
500
|
|
|
10.0MPa
|
10
|
170
|
100
|
70
|
50
|
35
|
20
|
4-φ14
|
198
|
140
|
|
凹凸法兰
MFM J41Y-100I |
15
|
170
|
105
|
75
|
55
|
40
|
20
|
4-φ14
|
202
|
140
|
|
20
|
190
|
125
|
90
|
68
|
51
|
22
|
4-φ18
|
228
|
160
|
|
|
25
|
210
|
135
|
100
|
78
|
58
|
24
|
4-φ18
|
250
|
180
|
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
4-φ23
|
326
|
200
|
|
|
40
|
260
|
165
|
125
|
95
|
76
|
26
|
4-φ23
|
360
|
240
|
|
|
50
|
300
|
195
|
145
|
112
|
88
|
28
|
4-φ25
|
414
|
280
|
|
|
65
|
340
|
220
|
170
|
138
|
110
|
32
|
8-φ25
|
434
|
320
|
|
|
80
|
380
|
230
|
180
|
148
|
121
|
34
|
8-φ25
|
547
|
360
|
|
|
100
|
430
|
265
|
2lO
|
172
|
150
|
38
|
8-φ30
|
621
|
400
|
|
|
125
|
500
|
310
|
250
|
210
|
176
|
42
|
8-φ34
|
732
|
400
|
|
|
150
|
550
|
350
|
, 290
|
250
|
204
|
,
46
|
12-φ34
|
840
|
450
|
|
|
200
|
650
|
430
|
360
|
312
|
260
|
54
|
12-φ41
|
925
|
500
|
|
|
16.0MPa
|
15
|
170
|
110
|
75
|
52
|
40
|
24
|
4-φ18
|
148
|
140
|
|
凹凸法兰
MFM J41Y-160I |
20
|
190
|
130
|
90
|
62
|
51
|
26
|
4-φ23
|
158
|
160
|
|
25
|
210
|
140
|
100
|
72
|
58
|
28
|
4-φ23
|
175
|
180
|
|
|
32
|
230
|
165
|
115
|
85
|
66
|
30
|
4-φ25
|
200
|
200
|
|
|
40
|
260
|
175
|
125
|
92
|
76
|
32
|
4-φ27
|
231
|
240
|
|
|
50
|
300
|
215
|
165
|
132
|
88
|
36
|
8-φ25
|
262
|
280
|
|
|
65
|
340
|
245
|
190
|
152
|
110
|
44
|
8-φ30
|
303
|
320
|
|
|
80
|
380
|
260
|
205
|
168
|
121
|
46
|
8-φ30
|
341
|
360
|
|
|
100
|
430
|
300
|
240
|
200
|
150
|
48
|
8-φ34
|
485
|
400
|
