At present, the sacrificial anode materials used for the protection of iron and steel, which are based of aluminum, zinc and magnesium alloy.
目前常用的保护钢铁设备的牺牲阳极材料有铝基合金、锌基合金和镁基合金三大类。
2
However the poor bond between the anticorrosion casting coating and steel-foot would weaken the anodic protection of zinc.
然而，防腐蚀铸层与钢脚间的结合不良将削弱锌的阳极保护作用。
3
B, barrier type protective effect when the cold sprayed zinc coating is oxidation, will produce a layer of zinc salt in the coating surface to provide barrier protection.