1809
A. G. Eckhardt of Soho, England develops the centrifugal casting.

1815
In the United States in Baltimore, MD, the cupola was acquainted.

1818
At the Valley Forge Foundry, in the United states, the first cast steel was manufactured by the crucible process.

1825
The most common and isolated metal in the earth's crust is aluminum.

1826
The first person who had introduced and manufactured black heart malleable iron was NJ, seth Boyden of Newark.

1831
The first commercial crucible steel operation held in United states is established by William Garrard in OH, Cincinnati.

1837
Located in Pittsburg, the S. Jarvis Adams company had used the first dependable molding machine.

1845
The open hearth furnace is ensued.

1851
The simple converter which uses blasts of air to burn out the impurities, silicon, manganese and excess carbon in pig iron is invented by William Kelly and Sir Henry Bessemer. In the year 1857, Kelly was the first person who had proved the patent priority to use this converter and Bessemer attains the US patents.

1863
Henry C. Sarby of Sheffield, England had introduced etching, polishing, metallography and microscopic evaluation of metal surfaces. This is the first process through which you can physically analyze the surface of casting for quality analysis.

1867
A gear tilted foundry ladle is developed by James Nasmythe, which raises operational economy as well as worker safety.

1870
R. E. Tilghman of Philadelphia was the first one who had used sandblasting to clean larger castings.

1880-1887
The first cleaning machine, Sly tumbling mill is introduced especially for small castings. Along with reducing the time required for hand cleaning operations, this mill produces a finer finished product.

1896
The American Foundry men's Association, later renamed as American Foundry men's Society in 1948 and now as American Foundry Society is constructed.

1897
B.F. Philbrook of Iowa had rediscovered investment casting and he used for it casting dental inlays.

1837
First dependable molding machine is marketed and used by the S. Jarvis Adams Company in Pittsburg.

1845
The open hearth furnace is developed.

1851
Sir Henry Bessemer and William Kelly both invent a simple converter that uses blasts of air to burn out the impurities, silicon, manganese and excess carbon in pig iron. Although Kelly is the first to use a converter, Bessemer obtains the U.S. patents. Kelly proves patent priority in 1857.

1863
Metallography, the etching, polishing, and microscopic evaluation of metal surfaces, is developed by Henry C. Sarby of Sheffield, England. It is the first process to physically examine the surface of castings for quality analysis.

1867
James Nasmythe develops a gear-tilted foundry ladle, increasing worker safety and operational economy.

1870
Sandblasting is first used to clean large castings by R. E. Tilghman of Philadelphia.

1880-1887
The Sly tumbling mill is developed. It is the first cleaning machine for small castings. This mill greatly reduced the time needed for hand-cleaning operations and produced a finer finished product.

1896
American Foundrymen's Association (renamed American Foundrymen's Society in 1948 and now called the American Foundry Society) is formed.

1897
Investment casting is rediscovered by B.F. Philbrook of Iowa. He uses it to cast dental inlays.