研究了烘烤温度、烘烤时间和预拉伸应变量对罩式炉退火工艺生产的各向同性钢的烘烤硬化性的影响，并与力学性能相当的冷轧烘烤硬化钢进行了对比。
The effects of baking temperature, baking time and prestrain on the bake hardenability and dent resistance of isotropic sheet steel and BH sheet steel produced by batch annealing were studied.
方法：试样经涂膜使用温度下干燥、冷冻硬化粉碎，4%乙酸浸泡处理，石墨炉原子吸收测定胶粘剂可溶性钡、镉、铬、铅含量。
Methods:Samples were dried at room temperature after coating films, followed by freezing, hardening. 4% acetic acid was used to extract metals in treated samples.
周期：产品在炉中某特定温度下渗碳或硬化所需要的时间。
CYCLE time: Amount of time product spends in a furnace at specified temperature for the purpose of carburizing or hardening product.
产品具有速溶性好，瞬间硬化，附着率高，回弹性小，易喷补等特点。主要用于各种碱性炼钢炉、镁碳质、镁质炉衬的喷补。
It is mainly used in all kinds of basic steel-makeing furnaces, the gunning of magnesite carbon nature and magnesite nature lining materials.
产品具有速溶性好，瞬间硬化，附着率高，回弹性小，易喷补等特点。主要用于各种碱性炼钢炉、镁碳质、镁质炉衬的喷补。
It is mainly used in all kinds of basic steel-makeing furnaces, the gunning of magnesite carbon nature and magnesite nature lining materials.
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