ISSN (Print) - 0012-9976 | ISSN (Online) - 2349-8846

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three-dimensional heavy gauge sheet metal components by progressive proving of blank development and calculation of spring back effect. The unit at Howrah developed special steel to enhance effective life of shear blades used for shearing hot rolled bars. It also developed a shear pin with special properties for use in 300 T shear machine in the merchant bar mill, thus reducing premature breakage and improving reliability of operations.

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