A key factor in the ability to run locomotives at this early date was the use of Birkinshaw patent malleable iron rails.
32.
In 1872, the brothers then chose to join forces, divest themselves of Cedar Dale Works and establish the " Ontario Malleable Iron"
33.
The plant became one of the largest producers of malleable iron in Scotland and other iron works followed in the surrounding area.
34.
In malleable iron melts, bismuth is added, on the scale of 0.002 0.01 %, to increase how much silicon can be added.
35.
In white iron, boron is added to aid in the production of malleable iron; it also reduces the coarsening effect of bismuth.
36.
Prior to 1910, the malleable iron castings needed for their products were purchased from other companies until they build their own foundry.
37.
In 1867 industrialist Thomas Jefferson Hill built the Rhode Island Malleable Iron Works at what is today Jefferson Boulevard and Kilvert Street.
38.
Fittings used for strong structures are galvanised malleable iron castings, and come in many styles such as elbows, tees, crosses, reducers and flanges.
39.
The spelling " tyre " does not appear until the 1840s when the English began shrink fitting railway car wheels with malleable iron.
40.
A few years after SVI established its furnace, Asahel Hotchkiss began his malleable iron works behind his house at 53 Sharon Valley Road.
