50CF-125，
APK21N-50SL-50，APK21N-50SL-63，
APK21N-50SL-100，无锡昌林，APK21N-50SL-125，
APK21N-50SF-50，APK21N-50SF-63，
APK21N-50SF-100，APK21N-50SF-125，
APK21N-65BL-50，APK21N-65BL-63，二位二通活塞式多介质角座阀
APK21N-65BL-100，APK21N-65BL-125，
APK21N-65BF-50，无锡昌林，APK21N-65BF-63，
APK21N-65BF-100，APK21N-65BF-125，
APK21N-65CL-50，APK21N-65CL-63，
APK21N-65CL-100，APK21N-65CL-125，
APK21N-65CF-50，APK21N-65CF-63，无锡昌林，
APK21N-65CF-100，APK21N-65CF-125，
APK21N-65SL-