镀锌线鳞状折叠的种类及其产生原因

Types and causes of scale folding on galvanizing line

GJSS镀锌板检查时经常检出L向长条状偏白的缺陷,该缺陷严重时冲压缺陷部分会脱落,造成冲压开裂,甚至损坏模具,因此分析这种缺陷,找到其产生原因对今后的调查改善有重大意义。

The defect of L-direction strip whitening is often detected in GJSS galvanized sheet inspection. When the defect is serious, the part of stamping defect will fall off, causing stamping cracking and even damaging the mold.