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七、单臂吊环应力分析 1.单臂吊环有关数据(图27) 设每对单臂吊环额定负荷为250吨,由两只吊环平均分担,每只吊环负荷量为125吨。使用钢材20SiMn_2MoVA,经热处理后:
Seven, single-arm hoop stress analysis 1. Arm boom rings of the relevant data (Figure 27) set each pair of arm hoop rated load of 250 tons, the two rings evenly share the load of each ring of 125 tons. Use steel 20SiMn_2MoVA, after heat treatment: