Open-Hearth Furnace Stock Yard

The raw materials for the open-hearth furnaces are received on elevated railroad tracks graded and piled preparatory to sending to the furnaces. Yard No. 1 is 950 feet long and 87 feet wide, and is served by three electric traveling cranes of twenty tons and sixty tons capacity. Yard No. 2 is 790 feet long and 84 feet wide, and is served by two ten-ton electric traveling cranes.

Open-Hearth Furnaces

No. 1 open-hearth plant consists of twelve furnaces, two ten-ton, two twenty-ton, five forty-ton and two fifty-ton basic furnaces and one forty-ton acid furnace with gas producers. Length of floor, 623 feet.

No. 2 plant consists of ten fifty-ton furnaces with gas producers. Length of floor, 890 feet.

Charging Floor Of Open-Hearth Furnaces

The stock is delivered to the charging floor in iron boxes loaded on narrow-gauge buggies, and is charged into the furnaces by electric charging machines. Length of floor of No. 1 open-hearth plant, 477 feet; width, 28 feet. Length of floor of No. 2 open-hearth plant, 890 feet; width, 50 feet

Blast Furnace Storage Plant

The coal, coke, ore, etc., is delivered direct by the railroad cars under a traveling cantilever crane running on tracks laid the length of a wharf and is dumped from the cars through chutes into buckets and piled until needed at the furnaces. The plant is capable of storing over 1,000 000 tons of material.

Blast Furnaces

Showing stock house, blowing-engine house, etc. Plant consists of four furnaces 70 feet high, 18-foot boshet and 12-foot hearth. One furnace 90 feet high, 22-foot boshet and 11 feet 6 inches hearth. Blowing engines are of horizontal compound and horizontal vertical compound types capable of blowing a pressure of 25 pounds of air. Four furnaces provided with fire-brick regenerator stoves 100 feet high and 18 feet in diameter. Large furnace has six stove 100 feet high by 22, feet in diameter. Boilers fired with waste got from furnace.

Open-Hearth Furnaces.* (See page 415.).

Charging Floor of Open Hearth Furnaces.* (See page 415.).

* Illustrations by courtesy of the Bethlehem Steel Co.

Blast Furnace Storage Plant.* (See page 415.).

Blast Furnaces.* (See page 415.).

* Illustrations by courtesy of the Bethleuem Steel Co.

15,000-Ton Hydraulic Forging Press

In all respects this press is the largest and most powerful forging press in the world. Water is supplied to the two plungers under a pressure of 7,000 pounds per square inch, giving it a maximum capacity of 15,000 tons. The columns supporting the cross-head are 14 feet 6 inches apart, and the working height under cross-head is 17 feet 1 1/4 inches.

Courtesy of the Bethlehem Steel Co.

Drop Forge Die Shop.* (See page 421.).

View of a {Section of Projectile Forge Shop.* (See page 421.).

* Illustrations by courtesy of the Bethlehem Steel Co.

Forging Hollow Heavy Shaft.* (See page 421.).

Oil-Tempering Heavy Shaft.* (See page 421.).

* Illustrations by courtesy of the Bethlehem Steel Co.