PT系列盘PT系列盘型号及主要尺寸型号侧盘直径筒体直径内宽总宽轴孔重量PT25215/230110/130250280301800gPT15180/20096/11020023030590gPT10160/18096/11020023030410gPT4124/14074/8617020027240gPT3120/11275/7015518020/40160gPT2105/1155/6015017020/25150gPT1.590/10553/5810012020100gPT175/8046/501001122050g)