对夹升降式止回阀亦称对夹升降式逆止阀、对夹升降式单向阀,特别适合于安装空间受限制的场合,对夹升降式止回阀采用短型结构尺寸和单阀瓣设计,相比传统的旋启式止回阀,该系列阀门具有无外泄露、可任意位置安装、密封性能好、线性震动小、压降小和零座圈磨损优势。
对夹升降式止回阀亦称对夹升降式逆止阀、对夹升降式单向阀,特别适合于安装空间受限制的场合,对夹升降式止回阀采用短型结构尺寸和单阀瓣设计,相比传统的旋启式止回阀,该系列阀门具有无外泄露、可任意位置安装、密封性能好、线性震动小、压降小和零座圈磨损优势。
对夹升降式止回阀描述
型号:H71H/W/Y
尺寸:DN15-DN300
压力:PN10-PN160
温度:-20℃~425℃
材质:碳钢,不锈钢304/316
结构:升降式
富林克对夹升降式止回阀亦称对夹升降式逆止阀、对夹升降式单向阀,特别适合于安装空间受限制的场合,对夹升降式止回阀采用短型结构尺寸和单阀瓣设计,相比传统的旋启式止回阀,该系列阀门具有无外泄露、可任意位置安装、密封性能好、线性震动小、压降小和零座圈磨损优势。
原理--
对夹升降式止回阀阀瓣沿着中心定位作升降运动,由于阀瓣的关闭行程短,并有弹簧加载,关闭速度快,可显著减少水锤现象。产品具有体积小、重量轻、动作灵敏、密封可靠、安装方便等特点,特别适合于安装空间受限制的场合采用。
特点-
1.动作灵敏,阀瓣关闭快速,行程短、关阀冲击力小
2.整体结构,具有结构短、体积小、质量轻。
3.流道通畅,流体阻力小;动作灵敏,密封性能好。
4.因速闭作用,可防止介质倒流,消除水锤作用强。
5.安装方便,可在水平、垂直两个方向的管路上安装。
6.阀板采用对偶板上加两个扭力弹簧的设计,可使阀板自行速闭。
7.因速闭作用,可防止介质倒流,消除水锤作用强;
零件材料 |
阀体 |
WCB(A105) |
ZG1Cr18Ni9Ti |
CF8(304) |
CF3(304L) |
CF8M(316) |
CF3M(316L) |
阀瓣 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni9 |
00Cr19Ni10 |
00Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
|
压圈 |
2Cr13 |
00Cr17Ni14Mo2 |
|||||
弹簧 |
0Cr18Ni9 |
0Cr18Ni9 |
00Cr17Ni14Mo2 |
材质 |
WCB(A105) |
ZG1Cr18Ni9Ti |
CF8(304) |
CF3(304L) |
CF8M(316) |
CF3M(316L) |
适用工况 |
适月介质 |
水、蒸汽、 |
硝酸等腐蚀性介质 |
强氧化性介质 |
醋酸等腐蚀性介质 |
屎素等腐 |
油品等 |
蚀性介质 |
|||||
适用温度(℃) |
-29~425 |
-196~540 |
-196~425 |
-196~540 |
-196~455 |
对夹升降式止回阀 结构图
对夹升降式止回阀尺寸
H71 对夹升降式止回阀(国标) H71 wafer type lift check valve(GB standard)
公称压力 |
口径 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
||||||||
PN |
DN |
|||||||||||
MPa |
mm |
L |
D |
D2 |
D3 |
D4 |
D5 |
(Kg) |
螺栓孔中心 |
螺栓 |
螺栓直径d |
螺栓 |
圆直径Dl |
数量 |
长度Ll |
||||||||||
1.0 1.6 |
15 |
16 |
52 |
15 |
24 |
31 |
40 |
0.12 |
65 |
4 |
M12 |
75 |
20 |
19 |
62 |
19 |
30 |
40 |
50 |
0.24 |
75 |
4 |
M12 |
90 |
|
25 |
22 |
70 |
24 |
36 |
47 |
58 |
0.34 |
85 |
4 |
M12 |
90 |
|
32 |
28 |
83 |
31 |
46 |
56 |
68 |
0.53 |
100 |
4 |
M16 |
100 |
|
40 |
31.5 |
93 |
39 |
55 |
66 |
78 |
0.8 |
110 |
4 |
M16 |
105 |
|
50 |
40 |
108 |
48 |
65 |
78 |
90 |
1.2 |
125 |
4 |
M16 |
125 |
|
65 |
46 |
128 |
62 |
80 |
95 |
110 |
1.8 |
145 |
4 |
M16 |
130 |
|
80 |
50 |
142 |
76 |
96 |
110 |
125 |
2.2 |
160 |
8 |
M16 |
135 |
|
100 |
65 |
162 |
95 |
115 |
135 |
150 |
3.4 |
180 |
8 |
M16 |
150 |
|
125 |
90 |
192 |
110 |
125 |
132 |
- |
9 |
210 |
8 |
M16 |
180 |
|
150 |
106 |
218 |
127 |
150 |
158 |
- |
14 |
240 |
8 |
M20 |
210 |
|
200 |
140 |
273 |
165 |
200 |
208 |
- |
24 |
295 |
8 |
M20 |
240 |
公称压力 |
口径 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
||||||||
PN |
DN |
|||||||||||
MPa |
mm |
L |
D |
D2 |
D3 |
D4 |
D5 |
(Kg) |
螺栓孔中心 |
螺栓 |
螺栓直径d |
螺栓 |
圆直径Dl |
数量 |
长度Ll |
||||||||||
2.5 |
15 |
16 |
52 |
15 |
24 |
31 |
40 |
0.12 |
65 |
4 |
M12 |
80 |
20 |
19 |
62 |
19 |
30 |
40 |
50 |
0.24 |
75 |
4 |
M12 |
90 |
|
25 |
22 |
72 |
24 |
36 |
47 |
58 |
0.34 |
85 |
4 |
M12 |
90 |
|
32 |
28 |
83 |
31 |
46 |
56 |
68 |
0.53 |
100 |
4 |
M16 |
110 |
|
40 |
31.5 |
93 |
39 |
55 |
66 |
78 |
0.8 |
110 |
4 |
M16 |
115 |
|
50 |
40 |
108 |
48 |
65 |
78 |
90 |
1.2 |
125 |
4 |
M16 |
125 |
|
65 |
46 |
128 |
62 |
80 |
95 |
110 |
1.8 |
145 |
8 |
M16 |
135 |
|
80 |
50 |
142 |
76 |
96 |
110 |
128 |
2.2 |
160 |
8 |
M16 |
145 |
|
100 |
60 |
168 |
95 |
115 |
135 |
150 |
3.8 |
190 |
8 |
M20 |
160 |
|
125 |
90 |
194 |
110 |
125 |
132 |
- |
9.2 |
220 |
8 |
M24 |
205 |
|
150 |
106 |
224 |
127 |
150 |
158 |
- |
15 |
250 |
8 |
M24 |
225 |
|
200 |
140 |
284 |
165 |
200 |
208 |
- |
26 |
310 |
12 |
M24 |
260 |
公称压力 PN(MPa) Norminal pressure |
公称通径 DN(mm) Norminal diameter |
尺寸(mm)Dimension |
重量(kg) Weight |
配管法兰(供参考) Flange(as referenced) |
||||||
L |
D |
D 3 |
D 2 |
螺栓孔中 心圆直径D 1 Diameter of the bolt |
螺栓数量 Quantity of the bolt |
螺栓直径d Diameter of the bolt |
螺栓长度L 1 Length of the bolt |
|||
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 |
|
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 |
110 |
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 |
8 |
M33 |
325 |
|
250 |
180 |
362 |
248 |
/ |
60 |
400 |
8 |
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 |
172 |
|
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 |
H71对夹式降式止回阀(美标)H71 wafer type lift check valve(ANSI standard)
压力级 Pressure rating |
口径DN |
尺寸(mm)Dimension |
重量 (kg) Weight |
配管法兰(供参考)Flange(as referenced) |
||||||||
NPS |
DN |
L |
D |
D 3 |
D 2 |
螺栓孔中 心圆直径D 1 Diameter of the bolt |
螺栓数量 Quantity of the bolt |
螺栓直径d Diameter of the bolt |
螺栓长度L 1 Length of the bolt |
|||
in |
mm |
|||||||||||
Class150 |
1/2 |
15 |
16 |
46 |
15 |
44 |
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 |
|
1 1/4 |
32 |
28 |
74 |
31 |
72 |
0.53 |
89 |
4 |
1/2 |
M14 |
120 |
|
1 1/2 |
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 |
|
2 1/2 |
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 |
|
Class300 |
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 |
|
1 1/4 |
32 |
40 |
81 |
31 |
- |
0.8 |
98.5 |
4 |
5/8 |
M16 |
130 |
|
1 1/2 |
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 |
|
2 1/2 |
65 |
63 |
128 |
63 |
- |
3.0 |
149.0 |
8 |
3/4 |
M20 |
170 |
|
3 |
80 |
71 |
148 |
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 |
7/8 |
M24 |
310 |
|
10 |
250 |
180 |
359 |
248 |
- |
40 |
387.5 |
16 |
1 |
M27 |
330 |
|
Class600 |
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 |
89.0 |
4 |
5/8 |
M16 |
120 |
|
1 1/4 |
32 |
40 |
81 |
31 |
- |
0.8 |
98.5 |
4 |
5/8 |
M16 |
130 |
|
1 1/2 |
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 |
|
2 1/2 |
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 |
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 |
370 |
|
Class900 |
1/2 |
15 |
25 |
62 |
25 |
15 |
0.6 |
82.5 |
4 |
3/4 |
M20 |
125 |
3/4 |
20 |
31.5 |
69 |
30 |
19 |
0.9 |
89.0 |
4 |
3/4 |
M20 |
135 |
|
1 |
25 |
35.5 |
77 |
36 |
24 |
1.2 |
101.5 |
4 |
7/8 |
M24 |
155 |
|
1 1/4 |
32 |
40 |
87 |
43 |
31 |
1.5 |
111.0 |
4 |
7/8 |
M24 |
160 |
|
1 1/2 |
40 |
45 |
97 |
52 |
39 |
2.0 |
124.0 |
4 |
1 |
M27 |
175 |
|
2 |
50 |
56 |
140 |
62 |
48 |
5.5 |
165.0 |
8 |
7/8 |
M24 |
195 |
|
2 1/2 |
65 |
63 |
162 |
75 |
62 |
7.5 |
190.5 |
8 |
1 |
M27 |
215 |
|
3 |
80 |
71 |
165 |
90 |
76 |
8 |
190.5 |
8 |
7/8 |
M24 |
210 |
|
4 |
100 |
80 |
204 |
112 |
95 |
14 |
235.0 |
8 |
1 1/8 |
M30 |
245 |
|
5 |
125 |
110 |
245 |
125 |
110 |
27 |
279.5 |
8 |
1 1/4 |
M33 |
290 |
|
6 |
150 |
125 |
286 |
150 |
127 |
41 |
317.5 |
12 |
1 1/8 |
M30 |
310 |
|
8 |
200 |
160 |
356 |
200 |
165 |
76 |
393.5 |
12 |
1 3/8 |
M36 |
375 |