分析管线钢l 360 MB落锤不合格的原因，提出生产改进措施。
Improving measures are put forward through cause analysis on unqualified DWTT of L360MB pipeline steel.
结果表明：钢中氧含量高、夹杂物多是导致带钢冷弯不合格的主要原因。
The result shows that the unqualified cause of cold bending strip steel main is high oxygen content, high inclusion content, etc.
冷轧厂对钢卷的大量数据多数采用人工录入、汇总，造成产品质量分析和控制不及时，导致不合格产品量增加。
Most of the mass data of the coils were recorded and summarized manually in Cold Mill. This has caused the later quality analysis, controlling and increased unqualified products.
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