High Phosphorus Pig Iron as Sacrificial Anode for Cathodic Protection of Underground Mild Steel Structures
Non-Confidential description of the invention
The present invention relates to a metallurgical pig iron. This invention further relates to sacrificial anode for cathodic protection of underground steel pipelines. Object of the invention is to propose a suitable material that is environment friendly while providing the cathodic protection. Invention provides a pig iron / cast iron comprising, phosphorus 1.1-2.5 wt%, carbon 3.1-4.2 wt%, manganese 0.45-0.95 wt.%, silicon 1.5-2.5 wt.%, sulfur 0.025-0.04 wt.% , inevitable impurities and Fe as balance, and blow holes generated over surface of the said pig iron/cast iron.
Mr. Nisheeth Kumar Prasad(Student,MSE), Dr. Kallol Mondal (MSE), Mr. Sanjay Choudhary (Tata Steel), Dr. Saurabh Chatterjee (Tata steel), Dr. Saurabh Kundu (Tata Steel)
Date of Filing