Standard Specification for carbon, steel blooms, billets, and slabs for forgings
|Publication Date:||31 August 1964|
This specification covers carbon steel semifinished rolled or forged blooms, billets, and slabs for reforging.
Blooms, billets, and slabs are semifinished steel products, hot-rolled or forged from ingots to approximate cross-sectional dimensions. Blooms and billets may be square, round, or rectangular in section; slabs are rectangular. The following size distinctions are in general use:
Blooms.-Cross-sectional area greater then 36 sq in.
Billets.-Maximum cross -sectional area 36 sq in.; minimum cross-sectional area, 16 sq in.
Slabs.-Minimum thickness, 1½ in.; width, more than twice the thickness; and generally a cross-sectional area of not less than 16 sq in.
Supplementary requirements (Paragraphs S1 to S17) of an optional nature are provided. They shall apply only when specified by the purchaser. Details of these supplementary requirements shall be agreed upon by the manufacturer and the purchaser.