手動真空蝶閥 概述

GI型－高真空蝶閥

GI型高真空蝶閥用于接通或切斷真空管路中的氣流。適用介質為純凈空氣和非腐蝕性氣體。

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.

 

手動真空蝶閥 主要技術性能 Main Technical Performance

適用范圍：Applicability	105～1.3×10-4Pa
閥門漏率：Valve Leak Rate	≤1.3×10-4Pa.L/S.
適用溫度：Applicable Temperature	-25～+80℃(丁腈橡膠) 　-30～+150℃(氟橡膠)
安裝方向：Mounting Direction	任意

 

手動真空蝶閥 主要零件材料 Materials of Main Parts

閥體、閥蓋、閥桿：碳鋼或不銹鋼
密封件：丁腈橡膠、氟橡膠

Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton

 

手動真空蝶閥 外形及連接尺寸(mm) Overall and Connection Dimensions(mm)

Model 型號	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