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U.S. STEEL DUQUESNE WORKS<br />

HAER No. PA-115<br />

(Page 6)<br />

The mill not only employed state-of-the-art technology, but<br />

also introduced new, more powerful mill engines that made it<br />

possible to roll rails directly from the soaking pits without any<br />

intermediate reheating steps. The new engines eliminated an<br />

entire and expensive process in the rolling of rails, and came to<br />

be known as the "direct process." As a result, the mill was able<br />

to produce steel rails at a significantly lower price than those<br />

produced at competing mills, such as the nearby Edgar Thomson<br />

Works owned by Andrew Carnegie. Carnegie was quick to realize<br />

the adverse implications of this for his own business, and<br />

falsely discredited the new process by distributing a circular to<br />

all of the major railroads citing the unsafe quality of rails<br />

made by the direct rolling process. According the Carnegie's<br />

circular, rails made without any intermediate reheating steps<br />

were vulnerable to rupture because they lacked a homogeneous<br />

cellular structure.<br />

Carnegie's attempt to discredit the rolling practices at the<br />

Allegheny Bessemer Steel Company severely limited the firm's<br />

ability to market rails. The lack of secure markets for its<br />

products, together with a summer-long strike which began in April<br />

of 1889, made the mill vulnerable to purchase overtures by Henry<br />

Clay Frick, the newly appointed president of Carnegie Brothers<br />

and Company. After several months of negotiation, the mill was<br />

sold to Carnegie in 1890 for $1,000,000 in bonds redeemable after<br />

five years. Immediately after the purchase, Carnegie adopted the<br />

direct rolling process at all of his mills. From that point on,<br />

nothing more was heard of the 'unsafe' features of direct<br />

rolling. The Duquesne Works, as it was now called, switched from<br />

the production of rails to the production of semi-finished<br />

products (blooms and billets) and became so profitable that the<br />

mill was paid for by the matured bonds without the Carnegie<br />

Company having to spend one cent of its own money for the<br />

purchase. 3 Carnegie's acquisition is considered by many<br />

historians as one of the greatest "steals" in American business<br />

history.<br />

The most significant addition to the mill prior to the<br />

incorporation of U.S. Steel in 1901, was the construction of a<br />

new blast furnace plant. Built in 1895-1897, the plant formed<br />

part of an ongoing effort by Carnegie engineers to improve the<br />

productive capacity of the company's blast furnaces through the<br />

practice of "hard driving." This effort had begun in 1872 at the<br />

Carnegie-owned Lucy furnaces in Pittsburgh with the introduction<br />

3 "Furnace, Mill, and Factory," The Engineering anfl Mining<br />

Journal (February 18, 1888) : 13 0; "New Works of the Allegheny<br />

Bessemer Steel Company," 15; Bridge, The Inside History, 174-7; and<br />

Wall, Andrew Carnegie, 497-9.

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