GDQ气动高真空挡板阀主要性能-河南纳斯威阀门有限公司

GDQ pneumatic high vacuum flapper valve uses solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the valve opened and closed. It is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
With signal feedback device.

主要技术性能
Main Technical Performance

适用范围：Applicability

　10⁵～1.3×10^-4Pa(轴封为橡胶)
　10⁵～1.3×10^-5Pa(轴封为波纹管)

阀门漏率：Valve Leak Rate

　≤1.3×10^-4Pa.L/S.(轴封为橡胶)
　≤1.3×10^-5Pa.L/S.(轴封为波纹管)

适用温度：Applicable Temperature

　-25～+80℃(NBR橡胶)
　-30～+150℃(氟橡胶)

气源压力：Annoy pressure

　0.4～0.6MPa

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
密封件：NBR橡胶、氟橡胶、波纹管(轴封)。
Body, bonnet and stem: aluminium alloy, carbon steel or stainless steel
Sealing element: NBR, Viton, bellows(shaft seal)

CONSTRUCTION FIGHTS(mm)

外形及连接尺寸(mm)
Overall and Connection Dimensions(mm)

快卸法兰连接

Model型号	DN	D1	D	A	H	B	W	法兰标准
GDQ-J10(b)	10	12.2	30	30	120	52	40	GB4982
GDQ-J16(b)	16	17.2	30	40	140	58	40
GDQ-J25(b)	25	26.2	40	50	150	58	40
GDQ-J32(b)	32	34.2	55	58	158	58	40
GDQ-J40(b)	40	41.2	55	65	183	75	50
GDQ-J50(b)	50	52.2	75	70	190	75	50

活套法兰连接

Model型号	DN	D	Do	D2	A	P	H	n-φc	DNy预抽口	法兰标准
GDQ-J50	50	110	90	55	70	95	278	4-φ9		GB6070
GDQ-J63	63	130	110	68	88	108	360	4-φ9
GDQ-J80	80	145	125	85	98	133	379	8-φ9
GDQ-J100	100	165	145	105	108	159	394	8-φ9
GDQ-J(S)160	160	225	200	165	158	240	555	8-φ11	DN40 GB4982
GDQ-J(S)200	200	285	260	208	200	280	623	12-φ11	DN50 GB6070
GDQ-J(S)250	250	335	310	258	208	350	663	12-φ11	DN63 GB6070
GDQ-J(S)320	320	425	395	328	250	425	832	12-φ14	DN80 GB6070
GDQ-J(S)400	400	510	480	410	330	530	1120	16-φ14	DN100 GB6070
GDQ-J(S)500	500	610	580	510	360	630	1036	16-φ14	DN125 GB6070
GDQ-J(S)630	630	750	720	642	450	750	1415	20-φ14	DN160 GB6070
GDQ-J(S)800	800	920	880	815	530	920	1850	24-φ14	DN200 GB6070
GDQ-J(S)150	150	220	195	156	158	160	555	8-φ12	DN40 GB4982

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