Extruded magnesium rods for water heater

Standard:ASTM B 843-1995 GB/T17731-2004Magnesium rod anodes are suitable for the water heater,heater exchanger,evaporator,boiler plays the roles as followed:soften water,ruked out the dort,extend the service life of products etc. Chemical compositions of cast magnesium anodes

 

Element	High potential	AZ63B	AZ63C	AZ63D	AZ31
Mg	Bal	Bal	Bal	Bal	Bal
Al	<0.01	5.30-6.70	5.30-6.70	5.0-7.0	2.70-3.50
Zn	-	2.50-3.50	2.50-3.50	2.0-4.0	0.70-1.70
Mn	0.50-1.30	0.15-0.70	0.15-0.70	0.15-0.70	0.15-0.60
Si(max)	0.05	0.10	0.30	0.30	0.05
Cu(max)	0.02	0.02	0.05	0.10	0.01
Ni(max)	0.001	0.002	0.003	0.003	0.003

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