CK8B-T19A-XAN,CK8B-T19A-XCN,CK8B-T19A-XEV,CK8B-T19A-VAN,CK8B-T19A-VEV,CK8B-T19A-XEN,CK8B-T19A-XAV,CK8B-T19A-XCV,CK8B-T19A-VCN,CK8B-T19A-VEN,CK8B-T19A-VAV,CK8B-T19A-VCV,导压开单向阀
CK8B-T19A-XAN,CK8B-T19A-XCN,CK8B-T19A-XEV,CK8B-T19A-VAN,CK8B-T19A-VEV,CK8B-T19A-XEN,CK8B-T19A-XAV,CK8B-T19A-XCV,CK8B-T19A-VCN, CK8B-T19A-VEN,CK8B-T19A-VAV,CK8B-T19A-VCV,导压开单向阀