目前,我国已进口了大量的俄罗斯产“别拉斯”载重汽车,该车的主要工作部件2CB—45/45齿轮油泵,一般使用寿命只有一年左右,因没有维修价值而只能更换,但该油泵的进口价格又很贵,哈尔滨市高压油泵厂生产的2CB—45/45齿轮油泵可取而代之。使泵的价格由原来的3000元下降到1650元,维修费用大幅度下降。 通过对该齿轮油泵的使用研究,发现其油 At present, China has imported a large number of Russian-made “Belas” trucks. The main working part 2CB-45/45 gear pump has a typical service life of only about one year. It can only be replaced because of no maintenance value. However, The import price of the pump is very expensive, high-pressure pump factory in Harbin 2CB-45/45 gear pump can be replaced. So that the price of the pump down from the original 3,000 yuan to 1,650 yuan, a substantial reduction in maintenance costs. Through the use of the gear pump research and found that the oil