American standard D type magnesium anode(3D3)

3D3 type magnesium anode: Standard:ASTM B 843-1995 ,SY/T10019-1997, GB/T17731-2004 Main application: sacrificial magnesium anode applies in the fields of anticorrosion. such as: oil, gas, water transmission in underground or fresh water, underground cable, chemical, communication, bay, watercraft and reservoir strobe. Strong points: 1.High density 2.High conductivity 3.Corrosive resisting, lingevity 4.Small polarizing, disslved evenly, reside dislocated easily. 5.No pollution to environment by waste. 6.Processed easily with selectable size and easy fixation. 7.Small and evenly self-corrosion with high and stable current efficiency. Chemical Composition of Mangesium Casting Anode: Chemical CompositionAnode TypeAlloying elementInclusion(max)AlZnMnMgFeCuNiSiOther Imp.EachTotalMGAZ63B5.3-6.72.5-3.50.15-0.60Bal.0.0030.010.0010.08-0.30MGAZ31B2.7-3.50.6-1.30.2-1.0Bal.0.030.010.0010.080.050.30MGMIC0.01(max)-0.5-1.3Bal.0.010.010.0010.050.050.30It also can be produced according to customer product requirements. Electrochemical performance: Electrochemical performanceAnode TypeOpen-circuit-V(Cu/CuSO4)Current efficiency%(Cu/CuSO4)Generating current amount(A.h)/kg(Cu/CuSO4)MGAZ63B1.57-1.67≥55≥1210MGAZ31B1.57-1.67≥55≥1210MGMIC1.77-1.82≥50≥1100