规格:DN40-DN600 阀体:CI,DI 阀板:CF8,CF8M,CF3M 密封:EPDM/NBR/VITON 操作:手柄 OR 齿轮箱
规格:DN40-DN600 阀体:CI,DI 滤网:CF8,CF8M,CF3M 密封:EPDM/NBR/VITON/PTFE
规格:DN40-DN600 阀体:DI 阀板:DI+密封 密封:EPDM/NBR 操作:手轮