我所各试验室负责鞍钢十几个轧钢厂的产品检验任务,我们是维修各种试验机、硬度计等试验设备的修理工作人员。在一九六九年以前的十几年中,由于冲击试验机(30kgM)的冲击刀刃和角铁经常因产生塑性变形和磨损而报废,一般在半年左右就需要更换,还需经常检查维修。这样一来直 Each of our laboratories is responsible for the product inspection tasks of more than a dozen rolling mills at Anshan Iron and Steel. We are the maintenance personnel for various testing machines and hardness testers. In the ten years before 1969, since the impact blades and angle irons of the impact tester (30kgM) were often scrapped due to plastic deformation and wear, they usually need to be replaced in about half a year, and they need to be checked and repaired frequently. This way straight