Acid pickling surface of profiled bar component can cleanup oxidation and realize gentle acid erode to increase binding power between zincification and matrices.
英
美
- 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。