哪里有氣動球閥蝸輪球閥溫州市上七閥門有限公司產(chǎn)品說明Q641F、Q641Y型PN16~PN63氣動球閥：氣動、法蘭連接、浮動球直通式結(jié)構(gòu)形式，閥座密封面材料為PTFE、增強PTFE塑料（Q641F）、金屬堆焊鈷基（Q641Y），公稱壓力PN16~PN63，閥體材料為WCB、CF8、CF8M、合金鋼的球閥。Q641F、Q641Y型PN16~PN63氣動球閥主要性能參數(shù)型號PN工作壓力/MPa適用溫度/℃適用介質(zhì)Q641F-16C161.6≤180水、氣、油Q641F-25252.5Q641F-40404.0Q641Y-16C161.6≤425水、氣、油含顆粒介質(zhì)Q641Y-25252.5Q641Y-40404.0Q641F-16P161.6≤180硝酸類Q641F-25P252.5Q641F-40P404.0Q641Y-16P161.6≤450水、氣、油含顆粒介質(zhì)Q641Y-25P252.5Q641Y-40P404.0Q641F-16R161.6≤180硝酸類Q641F-25R252.5Q641F-40R404.0Q641Y-16R161.6≤450水、氣、油含顆粒介質(zhì)Q641Y-25R252.5Q641Y-40R404.0Q641F-16I161.6-29~150水、蒸汽、油品等Q641F-25I252.5Q641F-40I404.0Q641F-63I636.3.溫州市上七閥門___哪里有氣動球閥蝸輪球閥溫州市上七閥門有限公司