WINNER止回阀 CK23A4C03N
（透大气型导压阀）
CK23A4C03N/CK23A4C03L
CK23A4C10N/CK23A4C10L
CK23A4C20N/CK23A4C20L
CK23A4C35N/CK23A4C35L
CK23A4C50N/CK23A4C50L
CK23A4C70N/CK23A4C70L