溫州氣動球閥廠家價格專業蝸輪球閥廠家批發溫州市上七閥門有限公司產品說明Q641F、Q641Y型PN16~PN63氣動球閥：氣動、法蘭連接、浮動球直通式結構形式，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氣動球閥零部件材料型號材料閥體閥桿密封面填料Q641F-16CWCB2Cr133043161Cr18Ni9Ti1Cr18Ni12Mo2TiPTFE、增強PTFEPTFEQ641F-25Q641F-40Q641Y-16C金屬堆焊鈷基柔性石墨Q641Y-25Q641Y-40Q641F-16PCF8304PTFE、增強PTFEPTFEQ641F-25PQ641F-40PQ641Y-16P金屬堆焊鈷基柔性石墨Q641Y-25PQ641Y-40PQ641F-16RCF8M316PTFE、增強PTFEPTFEQ641F-25RQ641F-40RQ641Y-16R金屬堆焊鈷基柔性石墨Q641Y-25RQ641Y-40RQ641F-16I合金鋼不銹鋼——Q641F-25IQ641F-40IQ641F-63I.溫州市上七閥門|||溫州氣動球閥廠家價格專業蝸輪球閥廠家批發溫州市上七閥門有限公司