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研究了一种含硫、氮较高的加钛超低碳钢的力学性能和贮氢性能。试验结果表明,试验材料在热轧时采用较高的终轧温度和冷轧时采用大的压下率并进行合适的模拟退火,既可以获得优良的成形性能,又可以获得优良的贮氢性能。其断裂伸长率达到53 % ,平均r值达1.8,n 值达0.26,氢渗透时间超过10 m in,具有优良的贮氢性能和抗鳞爆性能。
The mechanical properties and hydrogen storage properties of a titanium-containing ultra-low carbon steel containing sulfur and nitrogen were studied. The test results show that the higher the finishing temperature during hot rolling and the larger the reduction during cold rolling and the suitable simulated annealing, the better both the formability and the hydrogen storage capacity . It has an elongation at break of 53%, an average r value of 1.8, an n value of 0.26, and a hydrogen permeation time of over 10 m in. It has excellent hydrogen storage properties and anti-scale-explosion properties.