型号规格尺寸STS-2020*15*1.7STS-2525*20*1.7STS-3030*24*2.2STS-3232*26*2.2STS-3535*29*2.2STS-4040*33.5*2.2STS-4545*38.5*2.2STS-5050*43.5*2.2STS-5555*45.5*3.3STS-6060*50.5*3.3STS-6363*53.5*3.3STS-6565*55.5*3.3STS-7070*60.5*3.3STS-7575*65.5*3.3STS-8080*70.5*3.3STS-8585*75.5*3.3STS-9090*80.5*3.3STS-9595*85.5*3.3STS-100100*90.5*3.3小截面格莱圈)