Heavy-gauge steel is automatically formed, rolled and welded to assure a continuous seam for glass lining. Each tank is 内胆由超厚钢板通过自动化控制设备滚轧、成型、焊接而成,确保在涂敷烘烤熔融蓝钴陶瓷工艺过程中内胆不会出现缝隙。每个内胆都经过双重质量检验以确保质量合格。