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In the repair of the drive shaft bolts of automobiles,technical details that are easily overlooked may be: (1)The joint shaft of the transmission shaft has a stop.Under normal circumstances,the joint of the universal joint fork should be in place;if...
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The Joint bolt is mostly used in the rail joint bar(fish plate)connection,playing a fixed role,sometimes can also be replaced by hexagonal bolt.The joint bolt is mainly used in the track laying of metallurgical industry,coking industry and iron and...
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The shape of the joint bolts is different from that of the hexagonal bolt.The root of the joint bolts for Railway is semicircular head with two protruding parts inside the round head.Because it is used for the connection and fastening of the rail...