一、 用途：
本系列阀适用于电厂、石油、化工、冶金、矿山、建材等水、油品、蒸汽及与阀门材质许用的腐蚀与非腐蚀性介质且只允许介质单向流动的水平管路。
二、 主要业绩：
印度、泰国、苏丹、新疆天富、广西平果铝、黑龙江嫩江、河南沁阳等
三、 结构特点：
1) 中法兰采用螺栓连接，装拆方便；
2) 中法兰采用柔性石墨金属缠绕垫片，密封可靠；
3) 密封面堆焊不锈钢或钴基硬质合金，耐磨及抗擦伤性能好。
4) 不锈钢止回阀适用于各类腐蚀性介质管道上，有良好的防腐蚀性和足够的强度；
5) 合金钢止回阀适用于耐高温的蒸汽、油品管道上，具有相应的高温性能。
四、 主要零件材料：
|
零件名称
阀 门
|
阀体
|
阀盖
|
阀瓣
|
密封副
|
|
碳钢阀门
|
WCB
|
WCB
|
20
|
堆焊不锈钢或硬质合金
|
|
合钢钢类
|
I
|
ZGCr5Mo、WC9
|
ZGCr5Mo、WC9
|
2Cr13
25Cr2MoV
|
堆焊不锈钢或硬质合金
|
|
V
|
ZG20CrMoV
ZG15Cr1Mo1V
WC6 WC9
|
ZG20CrMoV
ZG15Cr1Mo1V
WC6 WC9
|
38CrMoAlA
25Cr2MoV
|
堆焊硬质合金
|
|
不锈钢类
|
R
|
ZG0Cr18Ni12Mo2Ti
316 CF8
|
ZG0Cr18Ni12Mo2Ti
|
00Cr18Ni10
|
堆焊硬质合金
|
|
P
|
ZG0Cr18Ni9
ZG1Cr18Ni9Ti
|
ZG0Cr18Ni9
|
1Cr18Ni9Ti
|
堆焊硬质合金
|
五、 主要外形尺寸连接尺寸：
|
公称
压力
PN（MPa）
|
公称
通径
DN（mm）
|
H41Y H-16C H41Y HW-16P H41Y HW-16R H41Y H-16I
|
|
L
|
D
|
D1
|
D2
|
D3
|
b
|
f1
|
f2
|
n-φd
|
D0
|
H
|
重量
(kg)
|
|
1.6
|
10
|
130
|
90
|
60
|
40
|
|
14
|
2
|
|
4-14
|
80
|
70
|
2.7
|
|
15
|
130
|
95
|
65
|
45
|
|
14
|
2
|
|
4-14
|
80
|
77
|
3
|
|
20
|
150
|
105
|
75
|
55
|
|
14
|
2
|
|
4-14
|
95
|
77
|
4
|
|
25
|
160
|
115
|
85
|
65
|
|
14
|
2
|
|
4-14
|
100
|
80
|
5
|
|
32
|
180
|
135
|
100
|
78
|
|
16
|
2
|
|
4-18
|
120
|
85
|
7
|
|
40
|
200
|
145
|
110
|
85
|
|
16
|
3
|
|
4-18
|
135
|
95
|
9
|
|
50
|
230
|
160
|
125
|
100
|
|
16
|
3
|
|
4-18
|
145
|
105
|
10
|
|
65
|
290
|
180
|
145
|
120
|
|
18
|
3
|
|
4-18
|
175
|
120
|
20
|
|
80
|
310
|
195
|
160
|
135
|
|
20
|
3
|
|
8-18
|
200
|
130
|
30
|
|
100
|
350
|
215
|
180
|
155
|
|
20
|
3
|
|
8-18
|
230
|
140
|
39
|
|
125
|
400
|
245
|
210
|
185
|
|
22
|
3
|
|
8-18
|
270
|
155
|
50
|
|
150
|
480
|
280
|
240
|
210
|
|
24
|
3
|
|
8-23
|
330
|
180
|
70
|
|
200
|
600
|
335
|
295
|
265
|
|
26
|
3
|
|
12-23
|
405
|
215
|
161
|
|
250
|
730
|
405
|
355
|
320
|
|
32
|
3
|
|
12-25
|
480
|
260
|
251
|
|
300
|
850
|
460
|
410
|
375
|
|
34
|
3
|
|
12-25
|
550
|
315
|
395
|
|
H41Y H-25 H41Y HW-25P H41Y HW-25R H41Y HW-25I
|
|
2.5
|
10
|
130
|
90
|
60
|
40
|
|
16
|
2
|
|
4-14
|
80
|
80
|
3
|
|
15
|
130
|
95
|
65
|
45
|
|
16
|
2
|
|
4-14
|
80
|
100
|
3.4
|
|
20
|
150
|
105
|
75
|
55
|
|
16
|
2
|
|
4-14
|
100
|
105
|
5
|
|
25
|
160
|
115
|
85
|
65
|
|
16
|
2
|
|
4-14
|
110
|
120
|
5.6
|
|
32
|
180
|
135
|
100
|
78
|
|
18
|
2
|
|
4-18
|
120
|
130
|
9.1
|
|
40
|
200
|
145
|
110
|
85
|
|
18
|
3
|
|
4-18
|
135
|
140
|
11.8
|
|
50
|
230
|
160
|
125
|
100
|
|
20
|
3
|
|
4- 18
|
145
|
145
|
14.4
|
|
65
|
290
|
180
|
145
|
120
|
|
22
|
3
|
|
8-18
|
175
|
160
|
23
|
|
80
|
310
|
195
|
160
|
135
|
|
22
|
3
|
|
8-18
|
200
|
170
|
30
|
|
100
|
350
|
230
|
190
|
160
|
|
24
|
3
|
|
8-23
|
235
|
195
|
44.4
|
|
125
|
400
|
270
|
220
|
188
|
|
28
|
3
|
|
8-25
|
285
|
222
|
65
|
|
150
|
480
|
300
|
250
|
218
|
|
30
|
3
|
|
8-25
|
320
|
255
|
99.3
|
|
200
|
600
|
360
|
310
|
278
|
|
34
|
3
|
|
12-25
|
400
|
310
|
190
|
|
250
|
730
|
425
|
370
|
332
|
|
36
|
3
|
|
12-30
|
480
|
355
|
315
|
|
300
|
850
|
485
|
430
|
390
|
|
40
|
4
|
|
16-30
|
550
|
410
|
450
|
|
H41Y H-40 H41Y HW-40P H41Y HW-40R H41Y HW-40I
|
|
4.0
|
10
|
130
|
90
|
60
|
40
|
35
|
16
|
2
|
4
|
4-14
|
80
|
80
|
3
|
|
15
|
130
|
95
|
65
|
45
|
40
|
16
|
2
|
4
|
4-14
|
80
|
80
|
3.4
|
|
20
|
150
|
105
|
75
|
55
|
51
|
16
|
2
|
4
|
4-14
|
100
|
100
|
4.8
|
|
25
|
160
|
115
|
85
|
65
|
58
|
16
|
2
|
4
|
4-14
|
105
|
110
|
5.54
|
|
32
|
180
|
135
|
100
|
78
|
66
|
18
|
2
|
4
|
4-18
|
110
|
120
|
9.1
|
|
40
|
200
|
145
|
110
|
85
|
76
|
18
|
3
|
4
|
4-18
|
150
|
140
|
11.8
|
|
50
|
230
|
160
|
125
|
100
|
88
|
20
|
3
|
4
|
4-18
|
160
|
145
|
14.4
|
|
65
|
290
|
180
|
145
|
120
|
110
|
22
|
3
|
4
|
8-18
|
180
|
160
|
22.9
|
|
80
|
310
|
195
|
160
|
135
|
121
|
22
|
3
|
4
|
8-18
|
200
|
170
|
30
|
|
100
|
350
|
230
|
190
|
160
|
150
|
24
|
3
|
4.5
|
8-23
|
235
|
195
|
44.4
|
|
125
|
400
|
270
|
220
|
188
|
176
|
28
|
3
|
4.5
|
8-25
|
265
|
225
|
65.5
|
|
150
|
480
|
300
|
250
|
218
|
204
|
30
|
3
|
4.5
|
8-25
|
320
|
255
|
99.3
|
|
200
|
600
|
375
|
320
|
282
|
260
|
38
|
3
|
4.5
|
12-30
|
400
|
318
|
147.1
|
|
250
|
730
|
445
|
385
|
345
|
313
|
42
|
3
|
4.5
|
12-34
|
420
|
360
|
365
|
|
300
|
850
|
510
|
450
|
408
|
364
|
46
|
4
|
4.5
|
16-34
|
450
|
415
|
510
|
|
H41Y H-63 H41Y HW-63P H41Y HW-63R H41Y HW-63I
|
|
6.3
|
10
|
170
|
100
|
70
|
50
|
35
|
18
|
2
|
4
|
4-14
|
80
|
75
|
5.5
|
|
15
|
170
|
105
|
75
|
55
|
40
|
20
|
2
|
4
|
4-14
|
80
|
75
|
7
|
|
20
|
190
|
125
|
90
|
68
|
51
|
22
|
2
|
4
|
4-18
|
90
|
110
|
11
|
|
25
|
210
|
135
|
100
|
78
|
58
|
24
|
2
|
4
|
4-18
|
110
|
125
|
13
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
2
|
4
|
4-23
|
140
|
152
|
14
|
|
40
|
260
|
165
|
125
|
95
|
76
|
24
|
3
|
4
|
4-23
|
160
|
168
|
20
|
|
50
|
300
|
175
|
135
|
105
|
88
|
26
|
3
|
4
|
4-23
|
175
|
170
|
23
|
|
65
|
340
|
200
|
160
|
130
|
110
|
28
|
3
|
4
|
8-23
|
200
|
188
|
37
|
|
80
|
380
|
210
|
170
|
140
|
121
|
30
|
3
|
4
|
8-23
|
230
|
205
|
46
|
|
100
|
430
|
250
|
200
|
168
|
150
|
32
|
3
|
4.5
|
8-25
|
250
|
230
|
68
|
|
125
|
500
|
295
|
240
|
202
|
176
|
36
|
3
|
4.5
|
8-30
|
300
|
230
|
89
|
|
150
|
550
|
340
|
280
|
240
|
204
|
38
|
3
|
4.5
|
8-34
|
340
|
260
|
131
|
|
200
|
650
|
405
|
345
|
300
|
260
|
44
|
4
|
4.5
|
12-34
|
410
|
330
|
235
|
|
H41Y H-100 H41Y HW-100P H41Y HW-100R H41Y HW-100I
|
|
10
|
10
|
170
|
100
|
70
|
50
|
35
|
18
|
2
|
4
|
4-14
|
80
|
75
|
5.5
|
|
15
|
170
|
105
|
75
|
55
|
40
|
20
|
2
|
4
|
4-14
|
90
|
100
|
7
|
|
20
|
190
|
125
|
90
|
68
|
51
|
22
|
2
|
4
|
4-18
|
100
|
110
|
11
|
|
25
|
210
|
135
|
100
|
78
|
58
|
24
|
2
|
4
|
4-18
|
110
|
125
|
13
|
|
32
|
230
|
150
|
110
|
82
|
66
|
24
|
2
|
4
|
4-23
|
120
|
140
|
14
|
|
40
|
260
|
165
|
125
|
95
|
76
|
26
|
3
|
4
|
4-23
|
160
|
170
|
25
|
|
50
|
300
|
195
|
145
|
112
|
88
|
28
|
3
|
4
|
4-25
|
175
|
185
|
28
|
|
65
|
340
|
220
|
170
|
138
|
110
|
32
|
3
|
4
|
8-25
|
200
|
200
|
42
|
|
80
|
380
|
230
|
180
|
148
|
121
|
34
|
3
|
4
|
8-25
|
230
|
235
|
65
|
|
100
|
430
|
265
|
210
|
172
|
150
|
38
|
3
|
4.5
|
8-30
|
250
|
265
|
95
|
|
125
|
500
|
310
|
250
|
210
|
176
|
42
|
3
|
4.5
|
8-34
|
300
|
310
|
125
|
|
150
|
550
|
350
|
290
|
250
|
204
|
46
|
3
|
4.5
|
12-34
|
350
|
350
|
185
|
|
200
|
650
|
430
|
360
|
312
|
260
|
54
|
3
|
4.5
|
12-41
|
430
|
400
|
310
|
|
