rolled section

Because of the section characters of the cold-rolled forming section Z& C, stability design of purlins under wind suction turns into the controlling condition.

由于Z型和C型截面冷弯型钢的截面特性，在设计过程中，檩条在风吸力作用下的稳定设计往往成为控制条件。

Simplified formulary of integral stability coefficient is conservative excessively for homemade rolled H-section steel beam, based on the GB50017 code.

GB50017关于梁的整体稳定几何控制条件对国产轧制H型钢过于保守。

Geometrical control condition of integral stability of homemade rolled H-section steel beam

国产轧制H型钢梁整体稳定几何控制条件

The complicated radial-axial ring rolling technology is used mainly to manufacture large rings, in which the radial and axial section of rings are rolled at the same time.

环件径轴向轧制是对环件径向和轴向同时进行轧制的复杂工艺，主要用于轧制大型环件。

Aimed at ungraded network carbon compound in heavy cross-section bearing steel occur during the cooling process of being cooled, which is caused by slow cooling speed, simulation experiment was carried on to study rolled metal clipped from field by using of home-made equipment in the lab.

针对大端面轴承钢在轧后冷却过程中由于冷速过慢引起碳化物网状不合问题，利用实验室自制设备，对从现场剪取的轧材进行了模拟实验研究。