产品类型
|
适用介质
|
适用温度 ℃
|
nkz41h
nkz44h nkz944h-c型 nkz941h |
水、蒸汽、空气
|
≤425
|
nkz41h(y)
nkz44h(y)-i型 nkz944h(y) nkz941h(y) |
水、蒸汽、空气
|
≤550
|
零件名称
|
阀体、阀盖
|
阀杆
|
闸板
|
密封面
|
阀杆螺母
|
填料
|
紧固件
|
nkz44h
nkz41h-c型 nkz944h-c型 nkz941h |
wcb
|
2crl3
|
25
|
h:合金钢
|
铝青铜
|
膨胀复合石墨
|
优质碳钢
|
nkz44
nkz41y-i型 nkz944-i型 nkz941 |
铬钼钢
|
20crlmo1va
38crmoala |
铬钼钢
|
y:硬质合金
|
铬钼钢
|
公称压力
|
试验压力/mpa
|
||
壳体强度试验
|
上密封试验
|
密封试验
|
|
1.0
|
1.5
|
1.1
|
1.1
|
1.6
|
2.4
|
1.8
|
1.8
|
2.5
|
3.8
|
2.8
|
2.8
|
4.0
|
6.0
|
4.4
|
4.4
|
6.4
|
8.6
|
7.0
|
7.0
|
10.0
|
15.0
|
11.0
|
11.0
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
z-d
|
w
|
h
|
d0
|
dn
|
|||
50
|
1.0
|
250
|
345
|
160
|
125
|
100
|
16
|
3
|
4-18
|
250
|
28
|
45
|
49
|
58
|
65
|
270
|
395
|
180
|
145
|
120
|
18
|
3
|
4-18
|
250
|
40
|
48
|
64
|
75
|
|
80
|
280
|
425
|
195
|
160
|
135
|
20
|
3
|
4-18
|
300
|
55
|
50
|
78
|
97
|
|
100
|
300
|
51o
|
215
|
180
|
155
|
20
|
3
|
8-18
|
300
|
72
|
52
|
96
|
110
|
|
125
|
325
|
570
|
245
|
21o
|
185
|
22
|
3
|
8-18
|
350
|
106
|
60
|
120
|
136
|
|
150
|
350
|
725
|
280
|
240
|
210
|
24
|
3
|
8-18
|
350
|
146
|
60
|
145
|
163
|
|
200
|
400
|
820
|
335
|
295
|
265
|
26
|
3
|
8-18
|
400
|
220
|
62
|
202
|
223
|
|
250
|
450
|
890
|
390
|
350
|
320
|
28
|
3
|
12-23
|
400
|
315
|
62
|
225
|
278
|
|
300
|
500
|
1070
|
440
|
400
|
368
|
28
|
3
|
12-23
|
450
|
398
|
65
|
303
|
330
|
|
350
|
550
|
1320
|
500
|
460
|
428
|
30
|
4
|
16-23
|
550
|
530
|
65
|
351
|
382
|
|
400
|
600
|
1450
|
565
|
515
|
482
|
32
|
4
|
16-25
|
550
|
690
|
65
|
398
|
432
|
|
450
|
650
|
1560
|
615
|
565
|
532
|
32
|
4
|
20-25
|
600
|
870
|
70
|
460
|
485
|
|
500
|
700
|
1720
|
670
|
620
|
585
|
34
|
4
|
20-25
|
650
|
1080
|
78
|
500
|
535
|
|
600
|
800
|
1880
|
780
|
725
|
685
|
36
|
5
|
20-30
|
700
|
1350
|
90
|
600
|
636
|
|
700
|
900
|
2085
|
895
|
840
|
800
|
40
|
5
|
24-30
|
750
|
1950
|
90
|
690
|
726
|
|
800
|
1ooo
|
2590
|
1010
|
950
|
905
|
44
|
5
|
24-34
|
800
|
2500
|
106
|
790
|
826
|
|
50
|
1.6
|
250
|
345
|
160
|
125
|
100
|
16
|
3
|
4-18
|
250
|
28
|
48
|
49
|
58
|
65
|
270
|
395
|
180
|
145
|
120
|
18
|
3
|
4-18
|
250
|
40
|
50
|
64
|
75
|
|
80
|
280
|
425
|
195
|
160
|
135
|
20
|
3
|
8-18
|
300
|
58
|
52
|
78
|
91
|
|
100
|
300
|
51o
|
215
|
180
|
155
|
20
|
3
|
8-18
|
300
|
75
|
52
|
96
|
110
|
|
125
|
325
|
570
|
245
|
210
|
185
|
22
|
3
|
8-18
|
350
|
110
|
60
|
120
|
136
|
|
150
|
350
|
725
|
280
|
240
|
210
|
24
|
3
|
8-23
|
350
|
150
|
60
|
145
|
163
|
|
200
|
400
|
820
|
335
|
295
|
265
|
26
|
3
|
12-23
|
400
|
223
|
62
|
201
|
223
|
|
250
|
450
|
890
|
405
|
355
|
320
|
30
|
3
|
12-25
|
450
|
326
|
68
|
253
|
278
|
|
300
|
500
|
1070
|
460
|
410
|
375
|
30
|
3
|
12-25
|
550
|
432
|
70
|
303
|
330
|
|
350
|
550
|
1320
|
520
|
470
|
435
|
34
|
4
|
16-25
|
600
|
572
|
78
|
351
|
382
|
|
400
|
600
|
1450
|
580
|
525
|
485
|
36
|
4
|
16-30
|
650
|
740
|
90
|
398
|
432
|
|
450
|
650
|
1560
|
640
|
585
|
545
|
40
|
4
|
20-30
|
700
|
955
|
95
|
450
|
485
|
|
500
|
700
|
1720
|
705
|
650
|
608
|
44
|
4
|
20-34
|
750
|
1195
|
98
|
500
|
535
|
|
600
|
800
|
1880
|
840
|
770
|
718
|
48
|
5
|
20-41
|
800
|
1455
|
105
|
600
|
636
|
|
700
|
900
|
2085
|
910
|
840
|
788
|
50
|
5
|
24-41
|
850
|
211o
|
11o
|
690
|
726
|
|
800
|
1000
|
2590
|
1020
|
950
|
898
|
52
|
5
|
24-41
|
950
|
2630
|
115
|
790
|
826
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
z-d
|
w
|
h
|
do
|
dn
|
|||
50
|
2.5
|
250
|
345
|
160
|
125
|
100
|
20
|
3
|
4-18
|
250
|
30
|
48
|
49
|
64
|
65
|
270
|
395
|
180
|
145
|
120
|
22
|
3
|
8-18
|
250
|
43
|
52
|
66
|
82
|
|
80
|
280
|
425
|
195
|
160
|
135
|
22
|
3
|
8-18
|
300
|
60
|
55
|
78
|
95
|
|
1oo
|
300
|
510
|
230
|
190
|
160
|
24
|
3
|
8-23
|
300
|
79
|
62
|
100
|
117
|
|
125
|
325
|
570
|
270
|
220
|
188
|
28
|
3
|
8-25
|
350
|
114
|
68
|
125
|
144
|
|
150
|
350
|
725
|
300
|
250
|
218
|
30
|
3
|
8-25
|
350
|
157
|
72
|
151
|
172
|
|
200
|
400
|
820
|
360
|
310
|
278
|
34
|
3
|
12-25
|
400
|
243
|
60
|
201
|
223
|
|
250
|
450
|
890
|
425
|
370
|
332
|
36
|
3
|
12-30
|
450
|
345
|
85
|
253
|
278
|
|
300
|
500
|
1070
|
483
|
430
|
390
|
40
|
4
|
16-30
|
550
|
455
|
92
|
303
|
330
|
|
350
|
550
|
1320
|
550
|
490
|
448
|
44
|
4
|
16-34
|
650
|
615
|
98
|
351
|
382
|
|
400
|
|
1450
|
610
|
550
|
505
|
48
|
4
|
16-34
|
700
|
794
|
115
|
398
|
432
|
|
450
|
650
|
1560
|
660
|
600
|
555
|
50
|
4
|
20-34
|
750
|
1018
|
115
|
450
|
483
|
|
500
|
700
|
1720
|
730
|
660
|
610
|
52
|
4
|
20-41
|
800
|
1250
|
120
|
498
|
535
|
|
600
|
800
|
1880
|
840
|
770
|
718
|
56
|
5
|
20-41
|
850
|
1528
|
130
|
598
|
636
|
|
700
|
900
|
2085
|
955
|
875
|
815
|
60
|
5
|
24-48
|
900
|
2265
|
140
|
688
|
726
|
|
800
|
1000
|
2590
|
1070
|
990
|
930
|
64
|
5
|
24-48
|
1000
|
2847
|
150
|
788
|
826
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形尺寸和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
d6
|
f2
|
z-d
|
w
|
h
|
do
|
dn
|
|||
50
|
4.0
|
250
|
345
|
160
|
125
|
100
|
20
|
3
|
88
|
4
|
4-18
|
300
|
35
|
48
|
48
|
64
|
65
|
270
|
395
|
180
|
145
|
120
|
22
|
3
|
11o
|
4
|
8-18
|
300
|
49
|
52
|
66
|
82
|
|
80
|
280
|
425
|
195
|
160
|
135
|
22
|
3
|
121
|
4
|
8-18
|
350
|
65
|
58
|
78
|
95
|
|
100
|
300
|
510
|
230
|
190
|
160
|
24
|
3
|
150
|
4.5
|
8-23
|
350
|
87
|
68
|
100
|
117
|
|
125
|
325
|
570
|
270
|
220
|
188
|
28
|
3
|
176
|
4.5
|
8-25
|
400
|
124
|
68
|
125
|
144
|
|
150
|
350
|
725
|
300
|
250
|
218
|
30
|
3
|
204
|
4.5
|
8-25
|
400
|
172
|
72
|
151
|
172
|
|
200
|
400
|
820
|
375
|
320
|
282
|
38
|
3
|
260
|
4.5
|
12-30
|
450
|
275
|
88
|
19g
|
223
|
|
250
|
450
|
890
|
445
|
385
|
345
|
42
|
3
|
313
|
4.5
|
12-34
|
550
|
392
|
102
|
251
|
278
|
|
300
|
500
|
1070
|
51o
|
450
|
408
|
46
|
4
|
364
|
4.5
|
16-34
|
650
|
515
|
116
|
301
|
330
|
|
350
|
550
|
1320
|
570
|
510
|
465
|
52
|
4
|
422
|
5
|
16-34
|
750
|
684
|
120
|
34g
|
382
|
|
400
|
600
|
1450
|
655
|
585
|
535
|
58
|
4
|
474
|
5
|
16-41
|
850
|
902
|
142
|
396
|
432
|
产品类型
|
适用介质
|
适用温度 ℃
|
nkz41h
nkz44h nkz944h-c型 nkz941h |
水、蒸汽、空气
|
≤425
|
nkz41h(y)
nkz44h(y)-i型 nkz944h(y) nkz941h(y) |
水、蒸汽、空气
|
≤550
|
零件名称
|
阀体、阀盖
|
阀杆
|
闸板
|
密封面
|
阀杆螺母
|
填料
|
紧固件
|
nkz44h
nkz41h-c型 nkz944h-c型 nkz941h |
wcb
|
2crl3
|
25
|
h:合金钢
|
铝青铜
|
膨胀复合石墨
|
优质碳钢
|
nkz44
nkz41y-i型 nkz944-i型 nkz941 |
铬钼钢
|
20crlmo1va
38crmoala |
铬钼钢
|
y:硬质合金
|
铬钼钢
|
公称压力
|
试验压力/mpa
|
||
壳体强度试验
|
上密封试验
|
密封试验
|
|
1.0
|
1.5
|
1.1
|
1.1
|
1.6
|
2.4
|
1.8
|
1.8
|
2.5
|
3.8
|
2.8
|
2.8
|
4.0
|
6.0
|
4.4
|
4.4
|
6.4
|
8.6
|
7.0
|
7.0
|
10.0
|
15.0
|
11.0
|
11.0
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
z-d
|
w
|
h
|
d0
|
dn
|
|||
50
|
1.0
|
250
|
345
|
160
|
125
|
100
|
16
|
3
|
4-18
|
250
|
28
|
45
|
49
|
58
|
65
|
270
|
395
|
180
|
145
|
120
|
18
|
3
|
4-18
|
250
|
40
|
48
|
64
|
75
|
|
80
|
280
|
425
|
195
|
160
|
135
|
20
|
3
|
4-18
|
300
|
55
|
50
|
78
|
97
|
|
100
|
300
|
51o
|
215
|
180
|
155
|
20
|
3
|
8-18
|
300
|
72
|
52
|
96
|
110
|
|
125
|
325
|
570
|
245
|
21o
|
185
|
22
|
3
|
8-18
|
350
|
106
|
60
|
120
|
136
|
|
150
|
350
|
725
|
280
|
240
|
210
|
24
|
3
|
8-18
|
350
|
146
|
60
|
145
|
163
|
|
200
|
400
|
820
|
335
|
295
|
265
|
26
|
3
|
8-18
|
400
|
220
|
62
|
202
|
223
|
|
250
|
450
|
890
|
390
|
350
|
320
|
28
|
3
|
12-23
|
400
|
315
|
62
|
225
|
278
|
|
300
|
500
|
1070
|
440
|
400
|
368
|
28
|
3
|
12-23
|
450
|
398
|
65
|
303
|
330
|
|
350
|
550
|
1320
|
500
|
460
|
428
|
30
|
4
|
16-23
|
550
|
530
|
65
|
351
|
382
|
|
400
|
600
|
1450
|
565
|
515
|
482
|
32
|
4
|
16-25
|
550
|
690
|
65
|
398
|
432
|
|
450
|
650
|
1560
|
615
|
565
|
532
|
32
|
4
|
20-25
|
600
|
870
|
70
|
460
|
485
|
|
500
|
700
|
1720
|
670
|
620
|
585
|
34
|
4
|
20-25
|
650
|
1080
|
78
|
500
|
535
|
|
600
|
800
|
1880
|
780
|
725
|
685
|
36
|
5
|
20-30
|
700
|
1350
|
90
|
600
|
636
|
|
700
|
900
|
2085
|
895
|
840
|
800
|
40
|
5
|
24-30
|
750
|
1950
|
90
|
690
|
726
|
|
800
|
1ooo
|
2590
|
1010
|
950
|
905
|
44
|
5
|
24-34
|
800
|
2500
|
106
|
790
|
826
|
|
50
|
1.6
|
250
|
345
|
160
|
125
|
100
|
16
|
3
|
4-18
|
250
|
28
|
48
|
49
|
58
|
65
|
270
|
395
|
180
|
145
|
120
|
18
|
3
|
4-18
|
250
|
40
|
50
|
64
|
75
|
|
80
|
280
|
425
|
195
|
160
|
135
|
20
|
3
|
8-18
|
300
|
58
|
52
|
78
|
91
|
|
100
|
300
|
51o
|
215
|
180
|
155
|
20
|
3
|
8-18
|
300
|
75
|
52
|
96
|
110
|
|
125
|
325
|
570
|
245
|
210
|
185
|
22
|
3
|
8-18
|
350
|
110
|
60
|
120
|
136
|
|
150
|
350
|
725
|
280
|
240
|
210
|
24
|
3
|
8-23
|
350
|
150
|
60
|
145
|
163
|
|
200
|
400
|
820
|
335
|
295
|
265
|
26
|
3
|
12-23
|
400
|
223
|
62
|
201
|
223
|
|
250
|
450
|
890
|
405
|
355
|
320
|
30
|
3
|
12-25
|
450
|
326
|
68
|
253
|
278
|
|
300
|
500
|
1070
|
460
|
410
|
375
|
30
|
3
|
12-25
|
550
|
432
|
70
|
303
|
330
|
|
350
|
550
|
1320
|
520
|
470
|
435
|
34
|
4
|
16-25
|
600
|
572
|
78
|
351
|
382
|
|
400
|
600
|
1450
|
580
|
525
|
485
|
36
|
4
|
16-30
|
650
|
740
|
90
|
398
|
432
|
|
450
|
650
|
1560
|
640
|
585
|
545
|
40
|
4
|
20-30
|
700
|
955
|
95
|
450
|
485
|
|
500
|
700
|
1720
|
705
|
650
|
608
|
44
|
4
|
20-34
|
750
|
1195
|
98
|
500
|
535
|
|
600
|
800
|
1880
|
840
|
770
|
718
|
48
|
5
|
20-41
|
800
|
1455
|
105
|
600
|
636
|
|
700
|
900
|
2085
|
910
|
840
|
788
|
50
|
5
|
24-41
|
850
|
211o
|
11o
|
690
|
726
|
|
800
|
1000
|
2590
|
1020
|
950
|
898
|
52
|
5
|
24-41
|
950
|
2630
|
115
|
790
|
826
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
z-d
|
w
|
h
|
do
|
dn
|
|||
50
|
2.5
|
250
|
345
|
160
|
125
|
100
|
20
|
3
|
4-18
|
250
|
30
|
48
|
49
|
64
|
65
|
270
|
395
|
180
|
145
|
120
|
22
|
3
|
8-18
|
250
|
43
|
52
|
66
|
82
|
|
80
|
280
|
425
|
195
|
160
|
135
|
22
|
3
|
8-18
|
300
|
60
|
55
|
78
|
95
|
|
1oo
|
300
|
510
|
230
|
190
|
160
|
24
|
3
|
8-23
|
300
|
79
|
62
|
100
|
117
|
|
125
|
325
|
570
|
270
|
220
|
188
|
28
|
3
|
8-25
|
350
|
114
|
68
|
125
|
144
|
|
150
|
350
|
725
|
300
|
250
|
218
|
30
|
3
|
8-25
|
350
|
157
|
72
|
151
|
172
|
|
200
|
400
|
820
|
360
|
310
|
278
|
34
|
3
|
12-25
|
400
|
243
|
60
|
201
|
223
|
|
250
|
450
|
890
|
425
|
370
|
332
|
36
|
3
|
12-30
|
450
|
345
|
85
|
253
|
278
|
|
300
|
500
|
1070
|
483
|
430
|
390
|
40
|
4
|
16-30
|
550
|
455
|
92
|
303
|
330
|
|
350
|
550
|
1320
|
550
|
490
|
448
|
44
|
4
|
16-34
|
650
|
615
|
98
|
351
|
382
|
|
400
|
|
1450
|
610
|
550
|
505
|
48
|
4
|
16-34
|
700
|
794
|
115
|
398
|
432
|
|
450
|
650
|
1560
|
660
|
600
|
555
|
50
|
4
|
20-34
|
750
|
1018
|
115
|
450
|
483
|
|
500
|
700
|
1720
|
730
|
660
|
610
|
52
|
4
|
20-41
|
800
|
1250
|
120
|
498
|
535
|
|
600
|
800
|
1880
|
840
|
770
|
718
|
56
|
5
|
20-41
|
850
|
1528
|
130
|
598
|
636
|
|
700
|
900
|
2085
|
955
|
875
|
815
|
60
|
5
|
24-48
|
900
|
2265
|
140
|
688
|
726
|
|
800
|
1000
|
2590
|
1070
|
990
|
930
|
64
|
5
|
24-48
|
1000
|
2847
|
150
|
788
|
826
|
公称通径
dn/mm |
公称压力
pn/mpa |
主要外形尺寸和连接尺寸/mm
|
阀门
重量 /kg |
附法兰尺寸/mm
|
||||||||||||
l
|
h
|
d
|
d1
|
d2
|
b
|
f
|
d6
|
f2
|
z-d
|
w
|
h
|
do
|
dn
|
|||
50
|
4.0
|
250
|
345
|
160
|
125
|
100
|
20
|
3
|
88
|
4
|
4-18
|
300
|
35
|
48
|
48
|
64
|
65
|
270
|
395
|
180
|
145
|
120
|
22
|
3
|
11o
|
4
|
8-18
|
300
|
49
|
52
|
66
|
82
|
|
80
|
280
|
425
|
195
|
160
|
135
|
22
|
3
|
121
|
4
|
8-18
|
350
|
65
|
58
|
78
|
95
|
|
100
|
300
|
510
|
230
|
190
|
160
|
24
|
3
|
150
|
4.5
|
8-23
|
350
|
87
|
68
|
100
|
117
|
|
125
|
325
|
570
|
270
|
220
|
188
|
28
|
3
|
176
|
4.5
|
8-25
|
400
|
124
|
68
|
125
|
144
|
|
150
|
350
|
725
|
300
|
250
|
218
|
30
|
3
|
204
|
4.5
|
8-25
|
400
|
172
|
72
|
151
|
172
|
|
200
|
400
|
820
|
375
|
320
|
282
|
38
|
3
|
260
|
4.5
|
12-30
|
450
|
275
|
88
|
19g
|
223
|
|
250
|
450
|
890
|
445
|
385
|
345
|
42
|
3
|
313
|
4.5
|
12-34
|
550
|
392
|
102
|
251
|
278
|
|
300
|
500
|
1070
|
51o
|
450
|
408
|
46
|
4
|
364
|
4.5
|
16-34
|
650
|
515
|
116
|
301
|
330
|
|
350
|
550
|
1320
|
570
|
510
|
465
|
52
|
4
|
422
|
5
|
16-34
|
750
|
684
|
120
|
34g
|
382
|
|
400
|
600
|
1450
|
655
|
585
|
535
|
58
|
4
|
474
|
5
|
16-41
|
850
|
902
|
142
|
396
|
432
|