;
(3)、結(jié)構(gòu)緊湊,重量輕,外形簡潔、美觀;
(4)、真空球閥既能適用高真空又能適用一定的正壓力下使用。由于球閥全通導(dǎo)又能達(dá)到超高真空要求,所以電動真空球閥也能適用于加速器真空系統(tǒng)。
三、進(jìn)口電動真空球閥產(chǎn)品參數(shù)
閥門漏率:Valve Leak Rate | ≤1.3×10-4Pa.L/S. |
適用溫度:Applicable Temperature | -30~+150℃ -30~+150℃(PPL密封) |
適用范圍:Appy Range | |
連接型式 Loose Flange | 使用壓力范圍(Pa) |
活套法蘭 | 0.6×106~1.3×10-4 |
焊接法蘭 | 1.6×106~1.3×10-4 |
快卸法蘭 | 0.1×106~1.3×10-4 |
螺紋連接 Threaded Connection | 1.6×106~1.3×10-4 |
四、進(jìn)口電動真空球閥主要零件材料
Materials of Main Parts
閥體、閥蓋、閥桿:不銹鋼
密封件:四氟乙烯、丁腈橡膠、氟橡膠、PPL。
Body, disc and stem: stainless steel.
Sealing element: PTFE, NBR, Viton, PPL.
外形及連接尺寸(mm)
Overall and Connection Dimensions(mm)
五、進(jìn)口電動真空球閥尺寸圖
螺紋連接的外形及連接尺寸(圖一) |
Model型號DNGHELVTLEBF01-10(G)101/4"5210568VTLEBF01-16(G)161/2"6413072VTLEBF01-20(G)203/4"6713082VTLEBF01-25(G)251"8316590VTLEBF01-32(G)321-1/4"89165112VTLEBF01-40(G)401-1/2"100190120VTLEBF01-50(G)502"125190145VTLEBF01-63(G)632-1/2"150250185VTLEBF01-80(G)803"161250210VTLEBF01-100(G)1004"180280268 |
活套法蘭連接 (圖二) |
Model型號DNDDoHELn-φcVTLEBF01-10(F)10554052105844-φ6.6VTLEBF01-16(F)16604564130844-φ6.6VTLEBF01-25(F)257055831651144-φ6.6VTLEBF01-32(F)329070891651404-φ9VTLEBF01-40(F)40100801001901604-φ9VTLEBF01-50(F)50110901251901704-φ9VTLEBF01-63(F)631301101502501954-φ9VTLEBF01-80(F)801451251612502208-φ9VTLEBF01-100(F)1001651451802802808-φ9 |
快卸法蘭連接(圖三) |
Model型號DND1DHELVTLEBF01-10(KF)1012.2305210584VTLEBF01-16(KF)1617.2306413084VTLEBF01-25(KF)2526.24083165114VTLEBF01-32(KF)3234.25589165140VTLEBF01-40(KF)4041.255100190160VTLEBF01-50(KF)5052.275125190170 |