The result shows it is viable that 45 steel ooze boron oil quenching replacing conventional 45 steel found produces tower wheel in water tank drawbench .
用45钢渗硼油淬用来代替传统的45钢铸造生产水箱拉丝机中的塔轮是可行的。
2
The key to optimize the operation of viscosity reducing tower was to increase properly the quenching oil spraying quantity, and at the same time keeping.