Steel for hydraulic support and production method of steel

• Main Authors: WANG JIN, ZHOU SHIJIE, PENG LIXIA, LU XING
• Format: Patent
• Language: Chinese; English
• Published: 22.06.2021
• Subjects: ALLOYS; CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; METALLURGY; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The invention discloses steel for a hydraulic support and a production method of the steel. The steel comprises the following chemical components of, by weight, 0.10-0.25% of C, 0.5-1.0% of Si, 0.65-1.2% of Mn, 1.50-1.75% of Cr, 1.0-1.55% of Ni, 0.20-0.35% of Cu, 0.5-0.8% of Sb, 0.20-0.55% of Mo, 0.20-0.50% of V, less than or equal to 0.02% of P, less than or equal to 0.035% of S and the balance Fe. The production method is simple and easy to implement, the production efficiency is high, industrial production can be carried out, and the prepared steel has excellent toughness, corrosion resistance, wear resistance and welding performance. 本发明公开了一种液压支架用钢材及其生产方法，所述钢材化学成分组成按重量百分比如下：C：0.10-0.25％，Si：0.5-1.0％，Mn：0.65-1.2％，Cr：1.50-1.75％，Ni：1.0-1.55％，Cu：0.20-0.35％，Sb：0.5-0.8％，Mo：0.20-0.55％，V：0.20-0.50％，P：≤0.02％，S：≤0.035％，其余为Fe。本发明的生产方法简单易行，生产效率高，可以进行工业化生产，所制得的钢材具备优异的韧性、耐腐蚀性、耐磨性和焊接性能。