Q641气动球阀/H44w-150LB阀门价格便宜/温州市上七阀门有限公司产品说明Q641F、Q641Y型PN16~PN63气动球阀:气动、法兰连接、浮动球直通式结构形式,阀座密封面材料为PTFE、增强PTFE塑料(Q641F)、金属堆焊钴基(Q641Y),公称压力PN16~PN63,阀体材料为WCB、CF8、CF8M、合金钢的球阀。Q641F、Q641Y型PN16~PN63气动球阀零部件材料型号材料阀体阀杆密封面填料Q641F-16CWCB2Cr133043161Cr18Ni9Ti1Cr18Ni12Mo2TiPTFE、增强PTFEPTFEQ641F-25Q641F-40Q641Y-16C金属堆焊钴基柔性石墨Q641Y-25Q641Y-40Q641F-16PCF8304PTFE、增强PTFEPTFEQ641F-25PQ641F-40PQ641Y-16P金属堆焊钴基柔性石墨Q641Y-25PQ641Y-40PQ641F-16RCF8M316PTFE、增强PTFEPTFEQ641F-25RQ641F-40RQ641Y-16R金属堆焊钴基柔性石墨Q641Y-25RQ641Y-40RQ641F-16I合金钢不锈钢——Q641F-25IQ641F-40IQ641F-63I.温州市上七阀门|||Q641气动球阀/H44w-150LB阀门价格便宜/温州市上七阀门有限公司