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本文从三个方面对U型多层金属波纹管膨胀节的制造质量控制进行阐述 :一、波纹管膨胀节零部件的制造质量控制 ;二、波纹管膨胀节总成焊接质量的控制 ;三、波纹管膨胀节产品质量体系的建立。
This article elaborates manufacturing quality control of U-shaped multi-layer metal bellows expansion joint from three aspects: 1, manufacturing quality control of bellows expansion joint parts; 2, control of welding quality of bellows expansion joint assembly; Establishment of Bellows Expansion Joint Product Quality System.