■ gi型-高真空蝶阀
■ 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。
■ gi
high vacuum butterfly valve
■ 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.
■ 主要技术性能
main technical performance
■
■
■ 适用范围:applicability 105~1.3×10-4pa
阀门漏率:valve leak rate ≤1.3×10-4pa.l/s.
适用温度:applicable temperature -25~+80℃(丁腈橡胶)
-30~+150℃(氟橡胶)
安装方向:mounting direction 任意
■ 主要零件材料
materials of main parts
■
■ 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
construction fights(mm)
■ 外形及连接尺寸(mm)(jb919)
overall and connection dimensions(mm)
model
型号
dn
d
do
d1
b
h
b1
l
n-φc
gi-32
32
78
64
36
22
32
36
115
4-φ7
gi-40
40
85
70
44
22
40
36
115
4-φ7
gi-50
50
110
90
55
22
50
36
115
4-φ9
gi-65
65
125
105
70
26
130
38
135
4-φ9
gi-80
80
145
125
85
30
140
38
135
4-φ9
gi-100
100
170
145
105
30
153
38
135
4-φ12
gi-150
150
220
195
156
35
179
40
165
8-φ12
gi-200
200
275
250
208
40
208
40
185
8-φ12
gi-250
250
330
300
258
45
234
45
300
8-φ14
gi-300
300
380
350
308
55
300
55
350
8-φ14
gi-400
400
500
465
408
60
340
60
500
8-φ18
永嘉中任阀门有限公司
郑大贵
15068289315
中国 温州