Expectant effect of acid pickling is reached through adjusting pickled formulation iteratively,which can provide prophase assurance for subsequence hot-dip galvanizing technology.

• 通过对型钢构件表面酸洗,可清除其表面氧化层,并实现对其表面的轻度刻蚀,以增加后续锌镀层与基体的结合力。