日前,一台自重446t、起重量550t/250t的单钩通用桥式起重机,从宁夏银起重型机器股份有限公司专用铁路线上装车发运。这是迄今为止宁夏生产出的最大吨位起重机,该公司也由此成为国内同行业中为数不多能生产此类产品的企业。这台桥式起重机,是银起公司为中国二重集团生产的专用桥 Recently, a self-weighing 446t, lifting capacity of 550t / 250t single-hook universal overhead cranes, from Ningxia Yinqi Heavy Machinery Co., Ltd. special railway line loading and delivery. This is by far the largest tonnage crane produced in Ningxia and the company has since become one of the few companies in the industry that can produce such products. This overhead crane is a special bridge that Yinyi Company produces for China’s Double Group