SMC模块 过滤 + 减压一体选型用 AW20K/AW30K/AW40K。 ¥1462.00 SMC调压阀AR20/AR30/AR40-K-01/02/03/04G/BG/H控制面板 ¥1462.00 SMC减压阀AR20K(1/8)、0.05~0.85MPa,1.0MPa小流量支路调压 ¥620.00 SMC调压阀AR30K02(1/4)、03(3/8)0.05~0.85MPa1.0MPa流量中等 ¥1462.00 SMC AR20K-02BG 带逆流减压阀AR20D/AR30D/AR40D,模块化接口 ¥320.00 SMC AR30K-03H 气源处理减压阀 AR30K 带逆流功能 面板安装型调压阀 ¥462.00