Trial Productions of 25CrMo4 Seamless Steel Tubes for Pressure-bearing

In this paper,the trial productions of 25CrMo4 seamless steel tubes for pressure-bearing by Baotou Steel are introduced.The production practices show that the internal and external quality of products are good as well as the chemical composition and all performance indexes could meet the requirements of relative standards with current equipment and process conditions of Baotou Steel.