采用国产冷轧精密无缝钢管，利用镀锌军绿色钝化表面处理技术，在斯太尔汽车用制动管上进行应用试验。
The domestic cold-rolled precise seamless steel tubes treated for their surfaces with the galvanizing inactivation technology are tested and used for automotive brake tubes in Styre trucks.
试验结果表明：电极深冷处理改善了镀锌钢板点焊工艺，提高了点焊接头强度，从而提高了点焊质量。
The results showed that electrode by cryogenic treatment could visibly improve the spot welding procedure and raise joint strength for galvanized sheet.
试验结果证明，镀锌钢板能满足汽车燃油箱的工艺和使用要求。
The experimental results have proved that zinc plated sheet steel can meet the processing and service requirements to the automotive fuel tanks.
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