一、简易识别出油阀偶件磨损方法 1.目测法 用直接观察的方法检查出油阀偶件,如果发现有下列情况之一。应予修复或更换:①密封锥面凹陷,接触环带宽度超过0.5毫米(正常宽度为0.2～0.3毫米);②减压环带有明显的磨损沟痕,看不到原来的光亮面;③出油阀与阀座孔配合表面有锈蚀、裂纹和金属剥落。 2.滑动性能试验法 将放在清洁柴油中浸泡过的出油阀偶件取出后,拿住阀座倾斜45°,将出油阀抽出1/3,松 First, a simple identification of the oil valve wear parts method 1. Visual method with the direct observation of the method of checking the oil valve parts, if you find one of the following conditions. Should be repaired or replaced: ① sealing conical surface depression, the contact ring width of more than 0.5 mm (normal width of 0.2 to 0.3 mm); ② decompression ring with obvious wear groove marks, can not see the original bright side; ③ Valve with the valve seat hole surface with rust, cracks and metal spalling. 2. Sliding performance test method will be placed in the clean diesel oil soaked valve coupling parts removed, hold the seat tilted 45 °, the valve out of 1/3, pine