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GI型高真空蝶阀用于接通或切断真空管路中的气流。适用介质为纯净空气和非腐蚀性气体。
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GI高真空蝶阀High Vacuum Butterfly Valve
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GI high vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
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GI高真空蝶阀主要技术性能
Main Technical Performance
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适用范围：Applicability
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105～1.3×10-4Pa
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阀门漏率：Valve Leak Rate
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≤1.3×10-4Pa.L/S.
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适用温度：Applicable Temperature
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-25～+80℃(丁腈橡胶)
-30～+150℃(氟橡胶)
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安装方向：Mounting Direction
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任意
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主要零件材料
Materials of Main Parts
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阀体、阀盖、阀杆：碳钢或不锈钢
密封件：丁腈橡胶、氟橡胶。
Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton
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CONSTRUCTION FIGHTS(mm)
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外形及连接尺寸(mm)
Overall and Connection Dimensions(mm)
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Model
型号 |
DN |
D |
Do |
D1 |
B |
H |
B1 |
L |
n-φc |
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GI-32 |
32 |
78 |
64 |
36 |
22 |
32 |
36 |
115 |
4-φ7 |
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GI-40 |
40 |
85 |
70 |
44 |
22 |
40 |
36 |
115 |
4-φ7 |
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GI-50 |
50 |
110 |
90 |
55 |
22 |
50 |
36 |
115 |
4-φ9 |
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GI-65 |
65 |
125 |
105 |
70 |
26 |
130 |
38 |
135 |
4-φ9 |
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GI-80 |
80 |
145 |
125 |
85 |
30 |
140 |
38 |
135 |
4-φ9 |
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GI-100 |
100 |
170 |
145 |
105 |
30 |
153 |
38 |
135 |
4-φ12 |
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GI-150 |
150 |
220 |
195 |
156 |
35 |
179 |
40 |
165 |
8-φ12 |
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GI-200 |
200 |
275 |
250 |
208 |
40 |
208 |
40 |
185 |
8-φ12 |
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GI-250 |
250 |
330 |
300 |
258 |
45 |
234 |
45 |
300 |
8-φ14 |
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GI-300 |
300 |
380 |
350 |
308 |
55 |
300 |
55 |
350 |
8-φ14 |
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GI-400 |
400 |
500 |
465 |
408 |
60 |
340 |
60 |
500 |
8-φ18 |
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