北京永德宝阀门有限公司
进口高真空挡板阀
德国沃德WODE的WDGD型－高真空挡板阀
WDGD型高真空挡板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。高真空挡板阀按轴封结构可分WDGD-J型橡胶轴封和WDGD-J(b)型波纹管轴封两种。按通导形式可分WDGD-J为角通型式，WDGD-S为带预抽口的三通型式。
WDGD High Vacuum Flapper Valve
WDGD high vacuum flapper valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases. According to its shaft seal structure, high vacuum flapper valve is classified into WDGD-J rubber shaft seal type and WDGD-J(b)bellows shaft seal type. According to its put-through type, it is classified into WDGD-J angle type and WDGD-S three-way type with prepumping.
主要技术性能Main Technical Performance
适用范围：Applicability |
105～1.3×10-4Pa(轴封为橡胶) |
阀门漏率：Valve Leak Rate |
≤1.3×10-4Pa.L/S.(轴封为橡胶) |
适用温度：Applicable Temperature |
-25～ 80℃(丁腈橡胶) |
主要零件材料Materials of Main Parts
阀体、阀盖、阀杆：铝合金、碳钢或不锈钢Body, bonnet and stem: aluminium alloy, carbon steel or stainless steel
密封件：丁腈橡胶、氟橡胶、波纹管(轴封) Sealing element: NBR, Viton, bellows(shaft seal)
外形及连接尺寸(mm) Overall and Connection Dimensions(mm)
快卸法兰连接
Model |
DN |
D1 |
D |
A |
H |
P |
法兰标准 |
WDGD-J10(b) |
10 |
12.2 |
30 |
40 |
124.5 |
60 |
GB4982 |
WDGD-J16(b) |
16 |
17.2 |
30 |
40 |
124.5 |
60 |
|
WDGD-J25(b) |
25 |
26.2 |
40 |
50 |
134.5 |
78 |
|
WDGD-J32(b) |
32 |
34.2 |
55 |
58 |
153 |
78 |
|
WDGD-J40(b) |
40 |
41.2 |
55 |
65 |
160.5 |
78 |
|
WDGD-J50(b) |
50 |
52.2 |
75 |
70 |
203 |
78 |
活套法兰连接
Model |
DN |
D1 |
Do |
D2 |
A |
P |
H |
n-φc |
Dny预抽口 |
法兰标准 |
WDGD-J50 |
50 |
110 |
90 |
55 |
70 |
78 |
203 |
4-φ9 |
GB6070 |
|
WDGD-J63 |
63 |
130 |
110 |
68 |
88 |
160 |
380 |
4-φ9 |
||
WDGD-J80 |
80 |
145 |
125 |
85 |
98 |
160 |
400 |
8-φ9 |
||
WDGD-J100 |
100 |
165 |
145 |
105 |
108 |
160 |
420 |
8-φ9 |
||
WDGD-J(S)160 |
160 |
225 |
200 |
165 |
158 |
160 |
575 |
8-φ11 |
DN40 GB4982 |
|
WDGD-J(S)200 |
200 |
285 |
260 |
208 |
200 |
160 |
655 |
12-φ11 |
DN50 GB6070 |
|
WDGD-J(S)250 |
250 |
335 |
310 |
258 |
208 |
250 |
690 |
12-φ11 |
DN63 GB6070 |
|
WDGD-J(S)320 |
320 |
425 |
395 |
328 |
250 |
250 |
785 |
12-φ14 |
DN80 GB6070 |
|
WDGD-J(S)150 |
150 |
220 |
195 |
156 |
158 |
160 |
575 |
8-φ12 |
DN40 GB4982 |
JB919 |
WDGD-J(S)300 |
300 |
380 |
350 |
308 |
250 |
250 |
785 |
8-φ14 |
DN80 GB6070 |
JB919 |
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