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1 0 - feet in length, and plate scrap may not be less than h Inch in thickness* CAST STEEL, All cast steel not over 48 inches long or 18 inches wide not over ,05$ phosphorus or sulphur, free of alloys and attachments. May include heads, gates and risers, PUNCHINGS AND PLATE SCRAP. Punchings from plate and structural- steel scrap, not less than ?§? inch diameter, not over 0,05$ of phosphorus or sulphur, not over 0,5$ of silicon, free of alloys. Pieces must be cut 12 inches and under, TUBE SCRAP, Tube scrap, seamless or welded, not over 0,05$ phosphorus and sulphur, free of alloys, Not more than 18 inches in length, and not over 6 inches inside diamenter. May be mashed or unmashed. Pieces over 6 indies inside diameter, may be included when thoroughly i/\ flattened. Must be new material. IV CUT STRUCTURAL AND PLATE SCRAP, 3 PEST AND UNDER. Clean, open-hearth steel plates, structural shapes, crop ends, shearings, or broken steel tires. Must be not less than i inch thick, cut to 3 feet and under. Not over 0.05$ of phosphorus or sulphur. CUT STRUCTURAL AND PLATE SCRAP, 2 FEET AND UNDER. Clean open-hearth steel plates, structural shapes, crop ends, shearings, or broken steel tires. Must be not less than i inch thick, cut to 2 feet and under. Not over 0.05$ of phosphorus or sulphur, CUT STRUCTURAL AND PLATE SCRAP, 1 FOOT AND UNDER. Clean open-hearth steel plates, structural shapes, crop ends, shearings, or broken steel tires. Must be not less than inch thick, cut to 1 foot and under. Not over 0,05$ of phosphorus or sulphur.