The casting water heater sacrificial anode range of applications: water heater anode is mainly used for water heaters, heat exchangers, evaporators, boilers and other equipment, to soften water, row scale decontamination the extended host life. The magnesium alloy water heater sacrificial anode products sub-casting (AZ63) and squeeze the two categories (AZ31), widely used in water heater and boiler corrosion. Casting water heater sacrificial anode Executive Standard: ASTM B 843-1995 GB/T17731-2004 http://www.jzssd.com/html/product/pro_one/xsyjxl/14.html