GDQ型系列气动高真空挡板阀(带波纹管密封) GDQ型系列气动高真空挡板阀(带波纹管密封)

GDQ型系列气动高真空挡板阀(带波纹管密封)

GDQ型系列气动高真空挡板阀(带波纹管密封) GDQ-J10(b)/KF,GDQ-J16(b)/KF,GDQ-J25(b)/KF,GDQ-J40(b)/KF,GDQ-J50(b)/KF, GDQ-J50(b),GDQ-J63(b),GDQ-J80(b),GDQ-J100(b),GDQ-J125(b),GDQ-J150(b), GGDQ-J160(b),GDQ-J200(b),GDQ-J250(b),GDQ-J300(b),GDQ-J320(b),GDQ-J400(b), GDQ-J500(b),GDQ-J600(b),GDQ-J630(b),GDQ-J800(b),GDQ-S150(b), GGDQ-S160(b),GDQ-S200(b),GDQ-S250(b),GDQ-S300(b),GDQ-S320(b),GDQ-S400(b), GDQ-S500(b),GDQ-S600(b),GDQ-S630(b),GDQ-S800(b),