H41Y-16C-DN50,H41Y-16C-DN65,H41Y-16C-DN80,H41Y-16C-DN100,H41Y-16C-DN125,H41Y-16C-DN150,H41Y-16P-DN15,H41Y-16P-DN20,H41Y-16P-DN25,H41Y-16P-DN32,
H41Y-16P-DN40,H41Y-16P-DN50,H41Y-16P-DN65,H41Y-16P-DN80,H41Y-16P-DN100,H41Y-16P-DN125,H41Y-16P-DN150,H41Y-16R-DN15,H41Y-16R-DN20,H41Y-16R-DN25,
H41Y-16R-DN32,H41Y-16R-DN40,H41Y-16R-DN50,H41Y-16R-DN65,H41Y-16R-DN80,H41Y-16R-DN100,H41Y-16R-DN125,H41Y-16R-DN150,H41Y-25-DN15,H41Y-25-DN20,
H41Y-25-DN25,H41Y-25-DN32,H41Y-25-DN40,H41Y-25-DN50,H41Y-25-DN65,H41Y-25-DN80,H41Y-25-DN100,H41Y-25-DN125,H41Y-25-DN150,H41Y-25P-DN15,H41Y-25P-DN20,
H41Y-25P-DN25,H41Y-25P-DN32,H41Y-25P-DN40,H41Y-25P-DN50,H41Y-25P-DN65,H41Y-25P-DN80,H41Y-25P-DN100,H41Y-25P-DN125,H41Y-25P-DN150,H41Y-25R-DN15,
H41Y-25R-DN20,H41Y-25R-DN25,H41Y-25R-DN32,H41Y-25R-DN40,H41Y-25R-DN50,H41Y-25R-DN65,H41Y-25R-DN80,H41Y-25R-DN100,H41Y-25R-DN125,H41Y-25R-DN150,
H41Y-40-DN15,H41Y-40-DN20,H41Y-40-DN25,H41Y-40-DN32,H41Y-40-DN40,H41Y-40-DN50,H41Y-40-DN65,H41Y-40-DN80,H41Y-40-DN100,H41Y-40-DN125,H41Y-40-DN150,
H41Y-40P-DN15,H41Y-40P-DN20,H41Y-40P-DN25,H41Y-40P-DN32,H41Y-40P-DN40,H41Y-40P-DN50,H41Y-40P-DN65,H41Y-40P-DN80,H41Y-40P-DN100,H41Y-40P-DN125,
H41Y-40P-DN150,H41Y-40R-DN15,H41Y-40R-DN20,H41Y-40R-DN25,H41Y-40R-DN32,H41Y-40R-DN40,H41Y-40R-DN50,H41Y-40R-DN65,H41Y-40R-DN80,H41Y-40R-DN100,
H41Y-40R-DN125,H41Y-40R-DN150,H41Y-40I-DN15,H41Y-40I-DN20,H41Y-40I-DN25,H41Y-40I-DN32,H41Y-40I-DN40,H41Y-40I-DN50,H41Y-40I-DN65,H41Y-40I-DN80,
H41Y-40I-DN100,H41Y-40I-DN125,H41Y-40I-DN150,H41Y-64-DN15,H41Y-64-DN20,H41Y-64-DN25,H41Y-64-DN32,H41Y-64-DN40,H41Y-64-DN50,H41Y-64-DN65,H41Y-64-DN80,
H41Y-64-DN100,H41Y-64-DN125,H41Y-64-DN150,H41Y-64P-DN15,H41Y-64P-DN20,H41Y-64P-DN25,H41Y-64P-DN32,H41Y-64P-DN40,H41Y-64P-DN50,H41Y-64P-DN65,
H41Y-64P-DN80,H41Y-64P-DN100,H41Y-64P-DN125,H41Y-64P-DN150,H41Y-64R-DN15,H41Y-64R-DN20,H41Y-64R-DN25,H41Y-64R-DN32,H41Y-64R-DN40,H41Y-64R-DN50,
H41Y-64R-DN65,H41Y-64R-DN80,H41Y-64R-DN100,H41Y-64R-DN125,H41Y-64R-DN150,H41Y-64I-DN15,H41Y-64I-DN20,H41Y-64I-DN25,H41Y-64I-DN32,H41Y-64I-DN40,
H41Y-64I-DN50,H41Y-64I-DN65,H41Y-64I-DN80,H41Y-64I-DN100,H41Y-64I-DN125,H41Y-64I-DN150,H41Y-100-DN15,H41Y-100-DN20,H41Y-100-DN25,H41Y-100-DN32,
H41Y-100-DN40,H41Y-100-DN50,H41Y-100-DN65,H41Y-100-DN80,H41Y-100-DN100,H41Y-100-DN125,H41Y-100-DN150,H41Y-100P-DN15,H41Y-100P-DN20,H41Y-100P-DN25,
H41Y-100P-DN32,H41Y-100P-DN40,H41Y-100P-DN50,H41Y-100P-DN65,H41Y-100P-DN80,H41Y-100P-DN100,H41Y-100P-DN125,H41Y-100P-DN150,H41Y-100R-DN15,
H41Y-100R-DN20,H41Y-100R-DN25,H41Y-100R-DN32,H41Y-100R-DN40,H41Y-100R-DN50,H41Y-100R-DN65,H41Y-100R-DN80,H41Y-100R-DN100,H41Y-100R-DN125,
H41Y-100R-DN150,H41Y-100I-DN15,H41Y-100I-DN20,H41Y-100I-DN25,H41Y-100I-DN32,H41Y-100I-DN40,H41Y-100I-DN50,H41Y-100I-DN65,H41Y-100I-DN80,
H41Y-100I-DN100,H41Y-100I-DN125,H41Y-100I-DN150,
产品名称：升降式止回阀
H41Y不锈钢升降式止回阀是指依靠介质本身流动而自动开、闭阀瓣，用来防止介质倒流的阀门，又称逆止阀、单向阀、逆流阀、和背压阀。止回阀属于一种自动阀门，其主要作用是防止介质倒流、防止泵及驱动电动机反转，以及容器介质的泄放。H41Y不锈钢升降式止回阀严格按 GB12235 标准设计制造，阀瓣沿着中心定位作升降运动 , 衬套采用耐磨性能好，摩擦系数小的特殊材料制作，动作灵活可靠 . 密封性能优良。H41Y不锈钢升降式止回阀产品广泛应用于石油、化工、制药、电力行业等各种工况的管路上。
二、 升降式止回阀 执行标准：
|
类型 |
设计与制造 |
结构长度 |
法兰尺寸 |
压力温度 |
试验-检验 |
|
旋启式止回阀 |
GB12236 |
GB12221 |
GB9113 |
GB9131 |
GB/T13927 |
|
升降式止回阀 |
GB12235 |
|
公称压力 |
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
16.0 |
|
强度试验 |
2.4 |
3.8 |
6.0 |
9.6 |
15.0 |
24.0 |
|
水密封试验 |
1.8 |
2.8 |
4.4 |
7.0 |
11.0 |
18.0 |
|
气密封试验 |
0.5-0.7 |
|||||
|
体、盖、板 |
阀杆 |
密封面 |
垫片 |
密封面 |
工作温度℃ |
适用介质 |
|
WCB |
WCB |
1Cr13 |
增强柔性石墨 |
13Cr |
≤425 |
水蒸汽油品 |
|
WC6 |
WC6 |
≤540 |
||||
|
WC9 |
WC9 |
≤570 |
||||
|
ZGCr5Mo |
ZGCr5Mo |
≤550 |
||||
|
ZG1Cr18Ni9Ti |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni9Ti |
≤200 |
硝酸类 |
||
|
ZG1Cr18Ni12Mo9Ti |
ZG1Cr18Ni12Mo9Ti |
ZG1Cr18Ni12Mo9Ti |
≤200 |
醋酸类 |
|
1.6MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-Φd |
H |
W(kg) |
|
凸面法兰
16C |
15 |
130 |
95 |
65 |
45 |
14 |
4-14 |
58 |
2.0 |
|
20 |
150 |
105 |
75 |
55 |
14 |
4-14 |
63 |
2.7 |
|
|
25 |
160 |
115 |
85 |
65 |
14 |
4-14 |
71 |
3.5 |
|
|
32 |
180 |
135 |
100 |
78 |
16 |
4-18 |
84 |
5.4 |
|
|
40 |
200 |
145 |
110 |
85 |
16 |
4-18 |
96 |
6.5 |
|
|
50 |
230 |
160 |
125 |
100 |
16 |
4-18 |
115 |
9.1 |
|
|
65 |
290 |
180 |
145 |
120 |
18 |
4-18 |
145 |
14 |
|
|
80 |
310 |
195 |
160 |
135 |
20 |
8-18 |
156 |
25 |
|
|
100 |
350 |
215 |
180 |
155 |
20 |
8-18 |
170 |
40 |
|
|
125 |
400 |
245 |
210 |
185 |
22 |
8-18 |
201 |
56 |
|
|
150 |
480 |
280 |
240 |
210 |
24 |
8-23 |
238 |
90 |
|
|
2.5MPa |
15 |
130 |
95 |
65 |
45 |
16 |
4-14 |
60 |
4 |
|
凸面法兰
25 |
20 |
150 |
105 |
75 |
55 |
16 |
4-14 |
64 |
5 |
|
25 |
160 |
115 |
85 |
65 |
16 |
4-14 |
68 |
6 |
|
|
32 |
180 |
135 |
100 |
78 |
18 |
4-18 |
79 |
9 |
|
|
40 |
200 |
145 |
110 |
85 |
18 |
4-18 |
98 |
12 |
|
|
50 |
230 |
160 |
125 |
100 |
20 |
4-18 |
110 |
16 |
|
|
65 |
290 |
180 |
145 |
120 |
22 |
8-18 |
160 |
24 |
|
|
80 |
310 |
195 |
160 |
135 |
22 |
8-18 |
170 |
31 |
|
|
100 |
350 |
230 |
190 |
160 |
24 |
8-23 |
195 |
45 |
|
|
125 |
400 |
270 |
220 |
188 |
28 |
8-25 |
225 |
68 |
|
|
150 |
480 |
300 |
250 |
210 |
30 |
8-25 |
255 |
100 |
|
|
4.0MPa |
DN |
L |
D |
D1 |
D2 |
b |
n-d |
H |
重量 |
|
凹凸法兰
40 |
15 |
130 |
95 |
65 |
40 |
16 |
4-14 |
100 |
4 |
|
20 |
150 |
105 |
75 |
51 |
16 |
4-14 |
105 |
5 |
|
|
25 |
160 |
115 |
85 |
58 |
16 |
4-14 |
120 |
6 |
|
|
32 |
180 |
135 |
100 |
66 |
18 |
4-18 |
130 |
9 |
|
|
40 |
200 |
145 |
110 |
76 |
18 |
4-18 |
135 |
12 |
|
|
50 |
230 |
160 |
125 |
88 |
20 |
4-18 |
149 |
15 |
|
|
65 |
290 |
180 |
145 |
110 |
22 |
8-18 |
164 |
18 |
|
|
80 |
310 |
195 |
160 |
121 |
22 |
8-18 |
169 |
25 |
|
|
100 |
350 |
230 |
190 |
150 |
24 |
8-23 |
194 |
35 |
|
|
125 |
400 |
270 |
220 |
176 |
28 |
8-25 |
225 |
65 |
|
|
150 |
480 |
300 |
250 |
204 |
30 |
8-25 |
255 |
100 |
|
|
15 |
210 |
105 |
75 |
40 |
18 |
4-14 |
100 |
7 |
|
|
凹凸法兰
64 |
20 |
230 |
125 |
90 |
51 |
20 |
4-18 |
110 |
11 |
|
25 |
230 |
135 |
100 |
58 |
22 |
4-18 |
125 |
13 |
|
|
32 |
260 |
150 |
110 |
66 |
24 |
4-23 |
152 |
14 |
|
|
40 |
260 |
165 |
125 |
76 |
24 |
4-23 |
168 |
20 |
|
|
50 |
300 |
175 |
135 |
88 |
26 |
4-23 |
170 |
23 |
|
|
65 |
340 |
200 |
160 |
110 |
28 |
823 |
188 |
37 |
|
|
80 |
380 |
210 |
170 |
121 |
30 |
8-23 |
205 |
46 |
|
|
100 |
430 |
250 |
200 |
150 |
32 |
8-25 |
230 |
68 |
|
|
125 |
500 |
295 |
240 |
176 |
36 |
8-30 |
245 |
93 |
|
|
150 |
550 |
340 |
280 |
204 |
38 |
8-34 |
265 |
120 |
|
|
15 |
210 |
105 |
75 |
40 |
20 |
4-14 |
100 |
7 |
|
|
凹凸法兰
100 |
20 |
230 |
125 |
90 |
51 |
22 |
4-18 |
110 |
11 |
|
25 |
230 |
135 |
100 |
58 |
24 |
4-18 |
125 |
13 |
|
|
32 |
260 |
150 |
110 |
66 |
24 |
4-23 |
140 |
14 |
|
|
40 |
260 |
165 |
125 |
76 |
26 |
4-23 |
168 |
25 |
|
|
50 |
300 |
195 |
145 |
88 |
28 |
4-25 |
170 |
28 |
|
|
65 |
340 |
200 |
170 |
110 |
32 |
8-25 |
188 |
42 |
|
|
80 |
380 |
230 |
180 |
121 |
34 |
8-25 |
205 |
65 |
|
|
100 |
430 |
265 |
210 |
150 |
38 |
8-30 |
230 |
95 |
|
|
125 |
500 |
310 |
250 |
176 |
42 |
8-34 |
245 |
115 |
|
|
150 |
550 |
350 |
290 |
204 |
46 |
12-34 |
265 |
