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一、主要性能规范 :二、主要零件材料:阀 体球体、阀杆阀 座WCB2Cr13加玻纤增强聚四氟乙烯、对位聚苯ZG1Cr18Ni9Ti1Cr18Ni9TiCF80Cr19Ni9-(304)CF300Cr19Ni11-(304L)ZG1Cr18Ni-12Mo2Ti1Cr18Ni12-Mo2TiCF8M0Cr17Ni12-Mo2(316)