The ingot annealing technology in some alloying steel plant have been investigated.
调查分析了一些特殊钢厂的钢锭退火工艺规范。
2
As-cast microstructure of Mg alloy AZ31 ingot and its annealing technology have been researched hence certain reference for direct plastic deformation from as-cast microstructure of Mg alloy AZ31.