不锈钢对夹 止回阀 采用新型全部材料采用耐腐蚀不锈钢。可在任何位置的管路上安装,防止介质逆流,锅炉给水系统上回,其连接方式是利用原有管道两端法兰对夹即可投入运行。其各项指标都优于目前市售的任何一种上回阀。它的运用范围广泛,凡水、气、油、酸、碱液、氢、氨、特别消防管道等介质均可使用。
不锈钢对夹止回阀的型号、材料及主要参数
配管法兰 |
公称压力 |
常规产品型号 |
JB/T74~90
GB/T9112~9124
HG 20592~20614 |
PN1.0MPa |
H71H-10C |
H71W-10P |
H71W-10P8 |
H71W-10P3 |
H71W-10R |
H71W-10R8 |
H71W-10R3 |
PN1.6MPa |
H71H-16C |
H71W-16P |
H71W-16P8 |
H71W-16P3 |
H71W-16R |
H71W-16R8 |
H71W-16R3 |
PN2.5MPa |
H71H-25 |
H71W-25P |
H71W-25P8 |
H71W-25P3 |
H71W-25R |
H71W-25R8 |
H71W-25R3 |
PN4.0MPa |
H71H-40 |
H71W-40P |
H71W-40P8 |
H71W-40P3 |
H71W-40R |
H71W-40R8 |
H71W-40R3 |
PN6.3MPa |
H71H-63 |
H71W-63P |
H71W-63P8 |
H71W-63P3 |
H71W-63R |
H71W-63R8 |
H71W-63R3 |
PN10.0MPa |
H71H-100 |
H71W-100P |
H71W-100P8 |
H71W-100P3 |
H71W-100R |
H71W-100R8 |
H71W-100R3 |
PN16.0MPa |
H71H-160 |
H71W-160P |
H71W-160P8 |
H71W-160P3 |
H71W-160R |
H71W-160R8 |
H71W-160R3 |
GB/T9112~9124
HG20615~20635
SH3406 |
PN2.0MPa |
H71H-20C |
|
H71W-20P8 |
H71W-20P3 |
|
H71W-20R8 |
H71W-20R3 |
PN5.0MPa |
H71H-50 |
|
H71W-50P8 |
H71W-50P3 |
|
H71W-50R8 |
H71W-50R3 |
PN11.0MPa |
H71H-110 |
|
H71W-110P8 |
H71W-110P3 |
|
H71W-110R8 |
H71W-110R3 |
PN15.0MPa |
H71H-150 |
|
H71W-150P8 |
H71W-150P3 |
|
H71W-150R8 |
H71W-150R3 |
ANSI B16.5 |
Class150 |
H71H-A1C |
|
H71W-A1P8 |
H71W-A1P3 |
|
H71W-A1R8 |
H71W-A1R3 |
Class300 |
H71H-A3 |
|
H71W-A3P8 |
H71W-A3P3 |
|
H71W-A3R8 |
H71W-A3R3 |
Class600 |
H71H-A6 |
|
H71W-A6P8 |
H71W-A6P3 |
|
H71W-A6R8 |
H71W-A6R3 |
Class900 |
H71H-A9 |
|
H71W-A9P8 |
H71W-A9P3 |
|
H71W-A9R8 |
H71W-A9R3 |
主要
零件
材料 |
阀体 |
WCB(A105) |
ZG1Cr18Ni9Ti |
CF8(304) |
CF3(304L) |
ZG1Cr18Ni12Mo2Ti |
CF8M(316) |
CF3M(316L) |
阀瓣 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni9 |
00Cr18Ni10 |
1Cr18Ni12Mo2Ti |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
压圈 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni9 |
00Cr18Ni10 |
1Cr18Ni12Mo2Ti |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
弹簧 |
0Cr18Ni9 |
0Cr18Ni9 |
0Cr18Ni9 |
00Cr18Ni10 |
0Cr17Ni12Mo2 |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
适用工况 |
适用介质 |
水、蒸汽、油品等 |
硝酸等腐蚀性介质 |
强氧化性介质 |
硝酸等腐蚀性介质 |
尿素等腐蚀性介质 |
适用温度(℃) |
-29~425 |
-196~540 |
-196~425 |
-196~540 |
-196~455 |
注:本表为常规对夹式止回阀的型号编制、主要零件材料及适用工况,其他要求及其型号编制参见对夹式止回阀型号编制方法。 |
H71不锈钢对夹 止回阀 主要尺寸及重量
公称压力
PN(MPa) |
公称通径
DN(mm) |
尺寸(mm) |
重量
(kg ) |
配管法兰(供参考) |
L |
D |
D3 |
D2 |
螺栓孔中
心圆直径D1 |
螺栓数量 |
螺栓直径d |
螺栓长度L1 |
1.0
1.6 |
15 |
16 |
52 |
15 |
44 |
0.12 |
65 |
4 |
M12 |
75 |
20 |
19 |
62 |
19 |
52 |
0.24 |
75 |
4 |
M12 |
90 |
25 |
22 |
72 |
24 |
60 |
0.34 |
85 |
4 |
M12 |
90 |
32 |
28 |
83 |
31 |
72 |
0.53 |
100 |
4 |
M16 |
100 |
40 |
31.5 |
93 |
39 |
98 |
0.80 |
110 |
4 |
M16 |
105 |
50 |
40 |
109 |
48 |
117 |
1.2 |
125 |
4 |
M16 |
125 |
65 |
46 |
129 |
63 |
128 |
2.2 |
145 |
4 |
M16 |
130 |
80 |
50 |
144 |
78 |
/ |
3.1 |
160 |
8 |
M16 |
135 |
100 |
60 |
164 |
98 |
/ |
5.7 |
180 |
8 |
M16 |
150 |
125 |
90 |
194 |
123 |
/ |
10 |
210 |
8 |
M16 |
180 |
150 |
106 |
220 |
148 |
/ |
14 |
240 |
8 |
M20 |
210 |
200 |
140 |
275 |
198 |
/ |
24 |
295 |
8 |
M20 |
240 |
250 |
160 |
332 |
248 |
/ |
35 |
350 |
12 |
M20 |
260 |
2.5 |
15 |
16 |
52 |
15 |
44 |
0.12 |
65 |
4 |
M12 |
80 |
20 |
19 |
62 |
19 |
52 |
0.24 |
75 |
4 |
M12 |
90 |
25 |
22 |
72 |
24 |
60 |
0.34 |
85 |
4 |
M12 |
90 |
32 |
28 |
83 |
31 |
72 |
0.53 |
100 |
4 |
M16 |
110 |
40 |
31.5 |
93 |
39 |
74 |
0.80 |
110 |
4 |
M16 |
115 |
50 |
40 |
109 |
48 |
98 |
1.2 |
125 |
4 |
M16 |
125 |
65 |
46 |
129 |
63 |
117 |
2.2 |
145 |
8 |
M16 |
135 |
80 |
50 |
144 |
78 |
128 |
3.1 |
160 |
8 |
M16 |
145 |
100 |
60 |
168 |
98 |
/ |
7.0 |
190 |
8 |
M20 |
160 |
125 |
90 |
196 |
123 |
/ |
12 |
220 |
8 |
M24 |
205 |
150 |
106 |
224 |
148 |
/ |
15 |
250 |
8 |
M24 |
225 |
200 |
140 |
284 |
198 |
/ |
26 |
310 |
12 |
M24 |
260 |
250 |
160 |
341 |
248 |
/ |
40 |
370 |
12 |
M27 |
280 |
4.0 |
15 |
16 |
52 |
15 |
44 |
0.12 |
65 |
4 |
M12 |
80 |
20 |
19 |
62 |
19 |
52 |
0.24 |
75 |
4 |
M12 |
90 |
25 |
22 |
72 |
24 |
60 |
0.34 |
85 |
4 |
M12 |
90 |
32 |
28 |
83 |
31 |
72 |
0.53 |
100 |
4 |
M16 |
110 |
40 |
31.5 |
93 |
39 |
74 |
0.80 |
110 |
4 |
M16 |
115 |
50 |
40 |
109 |
48 |
98 |
1.2 |
125 |
4 |
M16 |
125 |
65 |
46 |
129 |
63 |
117 |
2.2 |
145 |
8 |
M16 |
135 |
80 |
50 |
144 |
78 |
128 |
3.1 |
160 |
8 |
M16 |
145 |
100 |
60 |
168 |
98 |
/ |
9 |
190 |
8 |
M20 |
160 |
125 |
90 |
196 |
123 |
/ |
14 |
220 |
8 |
M24 |
205 |
150 |
106 |
224 |
148 |
/ |
18 |
250 |
8 |
M24 |
225 |
200 |
140 |
291 |
198 |
/ |
28 |
320 |
12 |
M27 |
275 |
250 |
160 |
353 |
248 |
/ |
42 |
385 |
12 |
M30 |
295 |
公称压力
PN(MPa) |
公称通径
DN(mm) |
尺寸(mm) |
重量
(kg ) |
配管法兰(供参考) |
L |
D |
D3 |
D2 |
螺栓孔中
心圆直径D1 |
螺栓数量 |
螺栓直径d |
螺栓长度L1 |
6.4 |
15 |
25 |
62 |
15 |
|
0.5 |
75 |
4 |
M12 |
100 |
20 |
31.5 |
73 |
19 |
|
0.7 |
90 |
4 |
M16 |
115 |
25 |
35.5 |
83 |
24 |
|
1.0 |
100 |
4 |
M16 |
130 |
32 |
40 |
89 |
31 |
|
1.3 |
112 |
4 |
M20 |
140 |
40 |
45 |
104 |
39 |
|
2.0 |
125 |
4 |
M20 |
150 |
50 |
56 |
114 |
48 |
|
3.2 |
135 |
4 |
M20 |
160 |
65 |
63 |
138 |
63 |
|
4.5 |
160 |
8 |
M20 |
170 |
80 |
71 |
148 |
78 |
|
5 |
170 |
8 |
M20 |
180 |
100 |
80 |
174 |
98 |
|
7 |
200 |
8 |
M24 |
200 |
125 |
110 |
211 |
123 |
|
13 |
240 |
8 |
M27 |
245 |
150 |
125 |
248 |
148 |
|
22 |
280 |
8 |
M30 |
270 |
200 |
160 |
310 |
198 |
|
40 |
345 |
12 |
M33 |
325 |
250 |
180 |
362 |
248 |
|
60 |
400 |
12 |
M33 |
350 |
10.0 |
15 |
25 |
62 |
15 |
|
0.6 |
75 |
4 |
M12 |
100 |
20 |
31.5 |
73 |
19 |
|
1.0 |
90 |
4 |
M16 |
115 |
25 |
35.5 |
83 |
24 |
|
1.3 |
100 |
4 |
M16 |
130 |
32 |
40 |
89 |
31 |
|
1.6 |
110 |
4 |
M20 |
140 |
40 |
45 |
104 |
39 |
|
2.5 |
125 |
4 |
M20 |
150 |
50 |
56 |
120 |
48 |
|
3.8 |
145 |
4 |
M24 |
175 |
65 |
63 |
144 |
63 |
|
6 |
170 |
8 |
M24 |
185 |
80 |
71 |
154 |
78 |
|
7 |
180 |
8 |
M24 |
195 |
100 |
80 |
181 |
98 |
|
10 |
210 |
8 |
M27 |
220 |
125 |
110 |
218 |
123 |
|
18 |
250 |
8 |
M30 |
265 |
150 |
125 |
258 |
148 |
|
30 |
290 |
12 |
M30 |
285 |
200 |
160 |
324 |
198 |
|
56 |
360 |
12 |
M33 |
345 |
250 |
180 |
392 |
248 |
|
70 |
430 |
12 |
M36 |
365 |
16.0 |
15 |
25 |
58 |
15 |
|
0.6 |
75 |
4 |
M16 |
105 |
20 |
31.5 |
69 |
19 |
|
0.9 |
90 |
4 |
M20 |
120 |
25 |
35.5 |
79 |
24 |
|
1.3 |
100 |
4 |
M20 |
135 |
32 |
40 |
92 |
31 |
|
1.7 |
115 |
4 |
M22 |
145 |
40 |
45 |
100 |
39 |
|
2.2 |
125 |
4 |
M24 |
155 |
50 |
56 |
142 |
48 |
|
5.6 |
165 |
8 |
M22 |
165 |
65 |
63 |
162 |
63 |
|
7.5 |
190 |
8 |
M27 |
175 |
80 |
71 |
176 |
78 |
|
9 |
205 |
8 |
M27 |
185 |
100 |
80 |
208 |
98 |
|
14 |
240 |
8 |
M30 |
210 |
125 |
110 |
247 |
123 |
|
27 |
285 |
8 |
M36 |
250 |
150 |
125 |
280 |
148 |
|
38 |
318 |
12 |
M36 |
280 |
200 |
160 |
356 |
198 |
|
76 |
400 |
12 |
M42 |
330 |
250 |
180 |
435 |
248 |
|
80 |
485 |
12 |
M48 |
360 |
H71不锈钢对夹 止回阀 美标主要尺寸及重量
公称压力
PN(MPa) |
公称通径
DN(mm) |
尺寸(mm) |
重量
(kg ) |
配管法兰(供参考) |
NPS |
DN |
L |
D |
D3 |
D2 |
螺栓孔中
心圆直径D1 |
螺栓数量 |
螺栓直径d |
螺栓长度L1 |
in |
mm |
Class 150 |
1/2 |
15 |
16 |
46 |
15 |
4 |
0.12 |
60.5 |
4 |
1/2 |
M14 |
90 |
3/4 |
20 |
19 |
56 |
19 |
52 |
0.24 |
70 |
4 |
1/2 |
M14 |
100 |
/ |
25 |
22 |
65 |
24 |
60 |
0.34 |
79.5 |
4 |
1/2 |
M14 |
110 |
11/4 |
32 |
28 |
74 |
31 |
72 |
0.53 |
89 |
4 |
1/2 |
M14 |
120 |
11/2 |
40 |
31.5 |
84 |
39 |
74 |
0.80 |
98.5 |
4 |
1/2 |
M14 |
130 |
2 |
50 |
40 |
103 |
48 |
98 |
1.2 |
120.5 |
4 |
5/8 |
M16 |
145 |
21/2 |
65 |
46 |
122 |
63 |
117 |
2.2 |
139.5 |
4 |
5/8 |
M16 |
160 |
3 |
80 |
50 |
135 |
78 |
128 |
3.1 |
152.5 |
4 |
5/8 |
M16 |
170 |
4 |
100 |
60 |
173 |
98 |
/ |
5.8 |
190.5 |
8 |
5/8 |
M16 |
180 |
5 |
125 |
90 |
195 |
123 |
/ |
12 |
216.0 |
8 |
3/4 |
M20 |
210 |
6 |
150 |
106 |
220 |
148 |
/ |
17 |
241.5 |
8 |
3/4 |
M20 |
230 |
8 |
200 |
140 |
277 |
198 |
/ |
29 |
298.5 |
8 |
3/4 |
M20 |
270 |
10 |
250 |
160 |
337 |
248 |
/ |
35 |
362.0 |
12 |
7/8 |
M24 |
290 |
Class 300 |
1/2 |
15 |
25 |
52 |
15 |
/ |
0.3 |
66.5 |
4 |
1/2 |
M14 |
100 |
3/4 |
20 |
31.5 |
65 |
19 |
/ |
0.46 |
82.5 |
4 |
5/8 |
M16 |
110 |
/ |
25 |
35.5 |
72 |
24 |
/ |
0.6 |
89 |
4 |
5/8 |
M16 |
120 |
11/4 |
32 |
40 |
81 |
31 |
/ |
0.8 |
98.5 |
4 |
5/8 |
M16 |
130 |
11/2 |
40 |
45 |
94 |
39 |
/ |
1.5 |
114.5 |
4 |
3/4 |
M20 |
140 |
2 |
50 |
56 |
110 |
48 |
/ |
2.4 |
127.0 |
8 |
5/8 |
M16 |
150 |
21/2 |
65 |
63 |
128 |
63 |
/ |
3.0 |
149.0 |
8 |
3/4 |
M20 |
170 |
3 |
80 |
71 |
147 |
78 |
/ |
4.0 |
168.5 |
8 |
3/4 |
M20 |
190 |
4 |
100 |
80 |
179 |
98 |
/ |
5.5 |
200.0 |
8 |
3/4 |
M20 |
200 |
5 |
125 |
110 |
214 |
123 |
/ |
13 |
235.0 |
8 |
3/4 |
M20 |
240 |
6 |
150 |
125 |
249 |
148 |
/ |
22 |
270.0 |
12 |
3/4 |
M20 |
260 |
8 |
200 |
160 |
305 |
198 |
/ |
36 |
330.0 |
12 |
3/4 |
M24 |
310 |
10 |
250 |
180 |
359 |
248 |
/ |
40 |
387.5 |
16 |
7/8 |
M27 |
330 |
Class 600 |
1/2 |
15 |
25 |
52 |
15 |
/ |
0.3 |
66.5 |
4 |
1 |
M14 |
100 |
3/4 |
20 |
31.5 |
65 |
19 |
/ |
0.46 |
82.5 |
4 |
1/2 |
M16 |
110 |
/ |
25 |
35.5 |
72 |
24 |
/ |
0.6 |
89.0 |
4 |
5/8 |
M16 |
120 |
11/4 |
32 |
40 |
81 |
31 |
/ |
0.8 |
98.5 |
4 |
5/8 |
M16 |
130 |
11/2 |
40 |
45 |
94 |
39 |
/ |
1.5 |
114.5 |
4 |
5/8 |
M20 |
140 |
2 |
50 |
56 |
110 |
48 |
/ |
2.4 |
127.0 |
8 |
3/4 |
M16 |
150 |
21/2 |
65 |
63 |
128 |
63 |
/ |
3.0 |
149.0 |
8 |
5/8 |
M20 |
170 |
3 |
80 |
71 |
147 |
78 |
/ |
4.0 |
168.5 |
8 |
3/4 |
M20 |
190 |
4 |
100 |
80 |
191 |
98 |
/ |
5.5 |
216.0 |
8 |
3/4 |
M24 |
200 |
5 |
125 |
110 |
239 |
123 |
/ |
13 |
267.0 |
8 |
3/4 |
M27 |
240 |
6 |
150 |
125 |
264 |
148 |
/ |
22 |
292.0 |
12 |
3/4 |
M27 |
290 |
8 |
200 |
160 |
318 |
198 |
/ |
36 |
349.0 |
12 |
7/8 |
M30 |
350 |
10 |
250 |
180 |
398 |
248 |
/ |
40 |
432.0 |
16 |
1 |
M33 |
37 |
|
|
|
|
上欧阀门订货须知:
一、①
H71W-10P不锈钢对夹止回阀产品名称与型号②
H71W-10P不锈钢对夹止回阀阀口径③
H71W-10P不锈钢对夹止回阀是否带附件以便我们的为您正确选型。
二、若已经由设计单位选定
H71W-10P不锈钢对夹止回阀型号,请按型号直接向我司销售部订购。
三、当使用的场合非常重要或环境比较复杂时,请您尽量提供设计图纸和详细参数,由我们的浙江上欧阀门**为您审核把关。
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