適用范圍(Pa)

2x105～1.3x10-5

閥門漏率(Pa.L/S)

≤1.3x10-6

開閉時(shí)間(S)

DN≤63 20；80≤DN≤200 30； DN≥250 48

介質(zhì)溫度（℃）

-25～+80(密封材料為****橡膠)
-30～+150(密封材料為氟橡膠)

法蘭標(biāo)準(zhǔn)

GB/T6070

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