闸阀具有以下优点：
1、流体阻力小 , 密封面受介质的忡刷和侵蚀小。
2、开闭较省力。
3、介质流向不受限制 , 不扰流、不降低压力。
4、形体简单 , 结构长度短，制造工艺性好，适用范围广。
性能范围Specifications
|
型号
Type |
公称压力Nominal Presure
|
试验压力Test Pressure
|
工作温度（℃）Working Temperature
|
适用介质SuitableMedium
|
||
|
强度（水）（Mpa）
|
密封（水）空气（Mpa）
|
低压密封空气（Mpa）
|
||||
|
Z41H-16C
Z41W-16P(R) |
1.6
|
2.4
|
1.8
|
0.6
|
≤200
|
NITRIC ACID
|
|
硝酸类
|
||||||
|
Z41W-25P(R)
|
2.5
|
3.8
|
2.8
|
0.6
|
≤200
|
ACETIC ACID
|
|
醋酸类
|
||||||
|
Z41W-40P(R)
|
4.0
|
6.0
|
4.4
|
0.6
|
≤200
|
NITRIC ACID
|
|
硝酸类
|
||||||
|
Z41W-64P(R)
|
6.4
|
9.6
|
7.0
|
0.6
|
≤200
|
ACETIC ACID
|
|
醋酸类
|
||||||
主要零件材料 Material for main parts
|
零件名称
Part name |
材料 Material
|
||
|
Z24Y-16I
－25I －40I |
Z24W-16P
－25P －40P |
Q41W-16R
－25P －40R |
|
|
阀体、阀盖
Body donnet |
铬镍钢Ci Ni steel
|
铬镍钛钢
Ci Ni Ti |
铬镍铝钛钢
Ci Ni Mo Ti steel |
|
阀板Wedge gate
|
合金钢＋硬质合金
Alloy steel＋corbiddealloy |
||
|
阀杆Stem
|
合金钢Alloy steel
|
||
|
阀杆螺母Stem nut
|
铝铁青铜 Al bronze
|
||
|
手轮Hand wheel
|
灰铸铁、可锻铸铁 Csatiom forageable casriron
|
||
主要连接尺寸和外形尺寸Main connecting and overall dimensions
|
型号
Type |
公称通径DN
NominalDiameter |
尺寸（mm） Dimensions
|
|||||||
|
L
|
D
|
D1
|
D2
|
H
|
b-f
|
Z-φd
|
D0
|
||
|
Z41W-40P(R)
|
15
|
130
|
95
|
65
|
45
|
170
|
16-2
|
4-14
|
40
|
|
20
|
150
|
105
|
75
|
55
|
190
|
16-2
|
4-14
|
51
|
|
|
25
|
160
|
115
|
85
|
65
|
205
|
16-2
|
4-14
|
58
|
|
|
32
|
180
|
135
|
100
|
78
|
270
|
18-2
|
4-18
|
66
|
|
|
40
|
200
|
145
|
110
|
85
|
310
|
18-3
|
4-18
|
76
|
|
|
50
|
230
|
160
|
125
|
100
|
371
|
20-3
|
4-18
|
88
|
|
|
65
|
290
|
180
|
145
|
120
|
391
|
22-3
|
8-18
|
110
|
|
|
80
|
310
|
195
|
160
|
135
|
455
|
22-3
|
8-18
|
121
|
|
|
100
|
350
|
230
|
190
|
160
|
551
|
24-3
|
8-23
|
150
|
|
|
125
|
400
|
270
|
220
|
188
|
628
|
28-3
|
8-25
|
178
|
|
|
150
|
450
|
300
|
250
|
218
|
708
|
30-3
|
8-25
|
204
|
|
|
200
|
550
|
375
|
320
|
282
|
885
|
38-3
|
12-25
|
260
|
|
|
250
|
650
|
445
|
385
|
345
|
960
|
42-3
|
12-30
|
313
|
|
|
Z41W-64P(R)
|
15
|
170
|
105
|
75
|
55
|
140
|
18-2
|
4-14
|
41
|
|
20
|
190
|
125
|
90
|
68
|
195
|
20-2
|
4-18
|
51
|
|
|
25
|
210
|
135
|
100
|
78
|
210
|
22-2
|
4-18
|
58
|
|
|
32
|
230
|
150
|
110
|
82
|
280
|
24-2
|
4-23
|
66
|
|
|
40
|
240
|
165
|
125
|
95
|
328
|
24-3
|
4-23
|
76
|
|
|
50
|
250
|
175
|
135
|
105
|
390
|
26-3
|
4-23
|
88
|
|
|
65
|
280
|
200
|
160
|
130
|
410
|
28-3
|
8-23
|
110
|
|
|
80
|
310
|
210
|
170
|
140
|
485
|
30-3
|
8-23
|
121
|
|
|
100
|
350
|
250
|
200
|
168
|
590
|
32-3
|
8-25
|
150
|
|
|
125
|
400
|
295
|
240
|
202
|
688
|
36-3
|
8-30
|
176
|
|
|
150
|
450
|
340
|
280
|
240
|
768
|
38-3
|
8-34
|
204
|
|
|
200
|
550
|
405
|
345
|
300
|
973
|
44-3
|
12-34
|
260
|
|
|
250
|
650
|
470
|
400
|
352
|
1050
|
48-3
|
12-41
|
313
|
|
