CHAPTER VI.
INVENTION OF CAST STEEL—BENJAMIN HUNTSMAN.
Conversion of iron into steel
Early Sheffield manufactures
Invention of blistered steel
Important uses of cast-steel
Le Play's writings on the subject
Early career of Benjamin Huntsman at Doncaster
His experiments in steel-making
Removes to the neighbourhood of Sheffield
His laborious investigations, failures, and eventual success
Process of making cast-steel
The Sheffield manufacturers refuse to use it
Their opposition foiled
How they wrested Huntsman's secret from him
Important results of the invention to the industry of Sheffield
Henry Bessemer and his process
Heath's invention
Practical skill of the Sheffield artisans