Model 型号  Diameter  加工管径       Tthickness 壁厚
 HYD80         10-80mm                          25/50mm
HYD150        65-150mm                        25/50mm 
HYD300        150-300mm                     25/50mm
HYD450        300-450mm                     25/50mm 
HYD600        450-600mm                     25/50mm 
HYD750        600-750mm                     25/50mm
HYD900        750-900mm                     25/50mm
HYD1050       900-1050mm                  25/50mm 
HYD1160       980-1160mm                  25/50mm 
HYD1240       1040-1240mm                25/50mm 
HYD1300       1100-1300mm                25/50mm 
HYD1500       1300-1500mm                25/50mm
HYD1700       1500-1700mm                25/50mm 
HYD1910       1700-1910mm                25/50mm
HYD2100       1900-2100mm                25/50mm
HYD2300        2100-2300mm                25/50mm