Manufacture of Asphalt Pretreatment Tower

The manufacturing process of asphalt pretreatment tower with alloy material of 12Cr2Mo1R and N08825 was introduced.Then material purchasing technical conditions and welding procedure of 12Cr2Mo1R alloy material were discussed as well as solutions to easy happening problem.At last,asphalt pretreatment tower was successfully manufactured,and the asphalt pretreatment tower met the design and process requirement,which improved our company's competitiveness in manufacturing field of this material.