Anti-corrosion Sacrificial D Type Cast Mg Anodes DNV GB 4948 Standard

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Anti-corrosion sacrificial D type cast magnesium anodes DNV GB 4948 D type cast magnesium anodes High Broad Magnesium anodesare produced in a variety of shapes and sizes for use inanti-corrosion protectionof such projects are oil pipelines, gas pipelines, water supply pipes and drain-pipes, underground cables, chemical plants, communication, harbors, watercrafts and reservoir strobe. Specifications: Chemical Composition - - - - Type | Alloy Element | lmpurity Elements(Max) | Al | Zn | Mn | Mg | Fe | Cu | Ni | Si | Other | Each | Total | MGAZ63B | 5.3-6.7 | 2.5-3.5 | 0.15-0.60 | Balance | 0.003 | 0.01 | 0.001 | 0.08 | _ | 0.30 | MGAZ31B | 2.7-3.5 | 0.6-1.4 | 0.2-1.0 | Balance | 0.003 | 0.01 | 0.001 | 0.08 | 0.05 | 0.30 | MGM1C | <0.01 | _ | 0.5-1.3 | Balance | 0.01 | 0.01 | 0.001 | 0.05 | 0.05 | 0.30 | - - - - Electrochemical Performance - - - - Type | Open-Circuit -V(vs Cu/CuSO4) | Current Efficiency %(vs Cu/CuSO4) | Generating Current (A.h)/kg(vs Cu/CuSO4) | MGAZ63B | 1.57-1.67 | >=55 | >=1210 | MGAZ31B | 1.57-1.67 | >=55 | >=1210 | MGM1C | 1.77-1.82 | >=50 | >=1100 | - - - - Application: 1. External areas of steel pipe, especially in difficult environment such as below grade in rocky and mountainous terrain thawed zones in permafrost, etc. 2.Interior bottom of oil storage tanks. 3. Interstitial spaces between old, corroded and new storage tank bottoms. 4. In the limited space between inner and outer casings of wells of various kinds. 5. For grounding steel tower footings of overhead power systems. 6. To provide cathodic protection as well as to dissipate induced A.C.current on coated steel pipe. 7. For personnel safety, as well as corrosion protection. To ground valves and test stations of pipe lines which are subject to induced A.C.current and fault currents. High potention sacrificial cast magnesium anodes

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