Process
Electric Furnace, Argon Stirred, Vacuum Degassed, Continuous Cast, Rolled

Section Size
As-Cast

23.6" x 14.6" (344 ) 600 mm x 370 mm (222,000 ) Rolled

Rolled

Round Cornered Square (RCS): 6" to 14" (200 mm to 355 mm)
Rectangles: 6" to 14" thick x 10" to 22" wide (150 mm to 355 mm x 255 mm to 560 mm)
Reduction Ratio: From 1.7:1 @ 14" RCS To 9.6:1 @ 6" RCS

Bloom Length

As-Cast: 10'0" to 19'0" (4,267 to 5,791 mm)

Rolled :11'6" to 25'0" (4,877 to 7,620 mm)

Corner Radius

From 5/8" to 1-1/2" (16 to 38 mm), depending on bloom size

End Condition

As-Cast: Torch Cut

Rolled: Hot Sheared

Heat Sizes

As-Cast: 140 NT (127 MT) +/- 10 NT

Rolled: 125 NT (114 MT) +/- 10 NT

Center Soundness

Guaranteed thru 12" (305 mm) RCS for most grades

Reduction Ratio

Based on As-Cast cross sectional area of 344

Microcleanliness

Magnetic Particle - AMS 2301

Ultrasonic - 1/8" Flat Bottom Hole (Rolled Blooms)

Typical Grades

Carbon - AISI or SAE 1010-1095, 11XX, 15XX

Alloy - AISI or SAE 40XX, 41XX 43XX, 51XX 86XX

ASTM Structural & HSLA

Microalloy, Boron Treated & H-Steels

Other Grades to Customer Chemistries

 

Blooms Bloom Process


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