Mg alloy sacrificial anodes are suitable for cathodic protection system of buried steel structures including gas, oil, water and network pipelines.
International Standards : ASTM b 843-1995 GB/T17731-2004
Chemical Composition Shall be according to IPS-D-TP-750 :
| Alloy Composition | ||||||||
Anode Type | Manganese | Aluminum | Zinc | Copper | Iron | Nickel | other | Magnesium | |
Standard (1.5V) | 0.25-0.5% | 5.3 – 6.7% | 2.5 -3.5% | 0.02% max | 0.005% max | 0.001% max | 0.01% | Remainder | |
HP (1.7V) | 0.9 – 1.2% | 0.010% max | – | 0.02% max | 0.03% max | 0.001% max | 0.3% | Remainder | |
pre packaged anodes are prepacked in bags with low resistivity , quick wetting , prepared back-fill consisting of 75 % hydrated gypsum , 20% bentonite , and 5% sodium sulfate .
Different Types of Lead wire can be used according to buyers request.
Anode Type | Anode Size |
| Total Packaged Weight | |||||
Weight | Nominal Dimension | Packaged Dimension | ||||||
lbs | Kg | mm(D) | mm(L) | mm | mm | Kg | ||
TVN 17 Lb | 17 | 7.7 | 120 | 540 | 190 | 610 | 20 | |
TVN 32 Lb | 32 | 14.5 | 140 | 430 | 216 | 711 | 30 | |
TVN 48 Lb | 48 | 21.8 | 140 | 765 | 216 | 1100 | 45 | |
TVN 60 Lb | 60 | 27.3 | 135 | 1400 | 200 | 1700 | 60 | |
