HC42T HC42X HC42H (DRVZ) HC42T-25c HC42X-25c HC42H-25c HC42T-25 HC42X-25HC42H-25 HC42T-16c HC42X-16c HC42H-16c HC42T-16 HC42X-16HC42H-16 HC42T-10c HC42X-10c HC42H-10c HC42T-10 HC42X-10HC42H-10
静音式止回阀厂家参数等级 压力等级:PN10;PN16;PN25 高工作压力:1MPa;1.6MPa;2.5MPa 阀座试验压力:1.1MPa;1.7MPa;2.75MPa 阀体试验压力:1.5MPa;2.4MPa;3.75MPa
静音式止回阀厂家主要材质
阀座:铝青铜 阀瓣:铝表铜 弹簧:不锈钢 轴:铝青铜 轴承:铝青铜 阀体:灰铸铁、球墨铸铁 静音式止回阀厂家主要性能参数