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中国北方工业公司发动机技术考察组应邀访问了美国军、民用车辆发动机公司的一些制造厂。其中有关发动机零件制造业的有:活塞环厂、活塞厂、缸套铸造厂、凸轮轴厂、气门厂、垫片厂以及铸造厂。本文将着重介绍活塞环、活塞和气门三种零件的生产情况,以期对美国发动机零件制造业有所了解。 一、活塞环的制造 考察组参观了西尔德·鲍尔(Sealed Power)公司活塞环厂和蒂娜(Dana)公司珀费克特·绥克(Perfect Circle)分公司的活塞环厂。现将所了解的情况简介如下。
China North Industries Corporation engine technology inspection team was invited to visit the U.S. Army, civilian vehicle engine company’s some manufacturing plants. Among them, the engine parts manufacturing industry are: piston ring factory, piston factory, cylinder liner foundry, camshaft factory, valve factory, gasket factory and foundry. This article will focus on the production of piston rings, pistons and valves three parts, with a view to the United States understand the engine parts manufacturing industry. PISTON RING MANUFACTURING Inspection team visited the piston ring factory of Sealed Power piston ring plant and Dana’s Perfect Circle branch. Now understand the situation is as follows.