Lukens National Historic District
The 206-inch Mill
206-inch Mill This view looks at the 206-inch Mill as a plate would enter for rolling. After being heated, the ingot would move down these transfer tables from right to left and enter the 206-inch Mill.
206-inch Mill. This view shows the other side of the 206-inch Mill.
Transfer tables leaving the 206-inch Mill.

This view shows the transfer tables leaving the 206-inch Mill. After rolling, plates will head down this line from right to left fur further treatment or shipment to the customer.

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Large mold beginning its run on the 206-inch Mill.
Large mold beginning its run on the 206-inch Mill.
Plate in mid-roll on the 206-inch Mill. This view shows a plate in mid-roll on the 206-inch Mill.
View of a plate on the 206-inch Mill.
View of a plate on the 206-inch Mill.
Taking measurements on the width of the plate

Here, one of the crew is taking measurements on the width of the plate.

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Taking measurements on the thickness of the plate Here, one of the crew is taking measurements on the thickness of the plate.
Measuring the length of the plate Here, the crew is measuring the length of the plate.
Descaling the plate Here, the crew is descaling the plate. This process removes unwanted flakes or loose bits of steel to give the plate a relatively smooth finish.
Descaling the plate

Here is another view of the descaling of the plate.

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Another large ingot ready for its run on the 206-inch Mill. Here is another large ingot ready for its run on the 206-inch Mill.
Measuring the thickness of the plate.
One of the crew measuring the thickness of the plate. This is a hot, dangerous job.
A plate moves on transfer tables from the 206-inch Mill. The end of the line. A plate moves on transfer tables from the 206-inch Mill for further treatment or cooling before being shipped to the customer.
206-inch Mill and the bull pen to its right

This picture shows the size of the 206-inch Mill and the bull pen to its right. The bull pen is where the controls are manned.

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