2WK025-06,2WK040-08,ZWK160-10,ZWK250-25,2WK320-32,2WK400-40S,2WK500-50SF,膜片式常开型电磁阀
2WK-160-15,2WK-200-20,2WK040-10S,2WK-160-15S,2WK200-20S,2WK-250-25S,2WK-320-32S,2WK040-10,
2WK-500-50S,2WK160-15SF,2WK-200-20SF,2WK250-25SF,2WK-320-32SF,2WK-400-40SF,2WK500-50,