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LB型－高真空隔膜阀 |
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LB型高真空(压力)隔膜阀用于接通或切断真空(压力)系统管路中的介质流。应用于真空、乳制品、酒业、生物工程、食品、制药、饮料、化妆品及化工领域。 |
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LB
High Vacuum(Pressure)Diaphragm Valve |
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LB high vacuum(pressure)diaphragm valve is used to put through or cut off the medium flow in vacuum(pressure)pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, co*etics and chemicals. |
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主要技术性能
Main Technical Performance |
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阀门漏率：Valve Leak Rate |
≤1.3×10-4Pa.L/S. |
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适用温度：Applicable Temperature |
-25～+80℃(*橡胶)
-30～+150℃(氟橡胶) |
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适用范围：Applicability |
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连接型式 Loose Flange |
使用压力范围(Pa) |
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活套法兰(GB6070、*919) |
0.6×106～1.3×10-4 |
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焊接法兰(GB6070、*919) |
1.6×106～1.3×10-4 |
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快卸法兰(GB4982) |
0.1×106～1.3×10-4 |
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螺纹连接 Threaded Connection |
1.6×106～1.3×10-4 |
也可按用户要求的连接标准*
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主要*件材料
Materials of Main Parts |
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阀体、阀板、阀杆：不锈钢
隔膜：硅橡胶、氟橡胶
Body, disc and stem: stainless steel
Diaphragm: silicon rubber, Viton |
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CONSTRU*ION FIGHTS(mm) |
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外形及连接尺寸(mm)
Overall and Connection Dimensions(mm) |
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活套法兰连接(GB6070)(图一) |
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Model
型号 |
DN |
Do |
D |
n-φc |
W |
H/H1 |
L |
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LB-10 |
10 |
40 |
55 |
4-φ6.6 |
65 |
89/99 |
75 |
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LB-16 |
16 |
45 |
60 |
4-φ6.6 |
80 |
89/99 |
108 |
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LB-20 |
20 |
50 |
65 |
4-φ6.6 |
80 |
91/102 |
118 |
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LB-25 |
25 |
55 |
70 |
4-φ6.6 |
80 |
110/123 |
120 |
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LB-32 |
32 |
70 |
90 |
4-φ9 |
80 |
129/138 |
146 |
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LB-40 |
40 |
80 |
100 |
4-φ9 |
120 |
139/159 |
150 |
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LB-50 |
50 |
90 |
110 |
4-φ9 |
120 |
159/186 |
180 |
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快卸法兰连接(GB4982)(图二) |
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Model
型号 |
DN |
D1 |
D |
W |
H/H1 |
L |
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LB-10 |
10 |
12.2 |
30 |
65 |
89/99 |
75 |
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LB-16 |
16 |
17.2 |
30 |
80 |
89/99 |
108 |
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LB-20 |
20 |
26.2 |
40 |
80 |
91/102 |
118 |
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LB-25 |
25 |
26.2 |
40 |
80 |
110/123 |
120 |
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LB-32 |
32 |
34.2 |
55 |
80 |
129/138 |
146 |
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LB-40 |
40 |
41.2 |
55 |
120 |
139/159 |
150 |
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LB-50 |
50 |
52.2 |
75 |
120 |
159/186 |
180 |
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I型焊接管连接(图三) |
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Model
型号 |
DN |
D |
W |
H/H1 |
L |
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LB-10 |
10 |
17 |
65 |
89/99 |
75 |
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LB-25 |
25 |
32 |
80 |
110/123 |
120 |
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LB-40 |
40 |
45 |
120 |
139/159 |
150 |
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LB-50 |
50 |
57 |
120 |
159/186 |
180 |
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II型焊接管连接(图四) |
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Model
型号 |
DN |
D |
W |
H/H1 |
L |
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LB-10 |
10 |
17 |
65 |
89/99 |
75 |
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LB-25 |
25 |
32 |
80 |
110/123 |
120 |
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LB-40 |
40 |
45 |
120 |
139/159 |
150 |
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LB-50 |
50 |
57 |
120 |
159/186 |
180 |
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