比例阀功率放大器BD2000K-50,JY-4010 电液比例先导溢流阀 EDG-01,EDG-01-H,EDG-01-C,EDG-01-B. EDG-01,EDG-01-H-T,EDG-01-C-T,EDG-01-B-T 电液比例溢流阀EBG-03,EBG-06,EBG-10, EBG-03-C,EBG-03-H,EBG-06-C,EBG-06-H,EBG-10-C,EBG-10-H, EBG-03-C-T,EBG-03-H-T,EBG-06-C-T,EBG-06-H-T,EBG-10-C-T,EBG-10-H-T. 电液比例溢流调速阀 EFBG-03,EFBG-06,EFBG-10, EFBG-03-125,EFBG-06-250,EFBG-06-500,EFBG-10-500, EFBG-03-125-C,EFBG-03-125-H, EFBG-06-125-C,EFBG-06-125-H, EFBG-06-250-C,EFBG-06-250-H, EFBG-06-500-C,EFBG-06-500-H, EFBG-10-500-C,EFBG-10-500-H.