Steel Billet

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Continuous casting steel billet comes with the square type, plate type and rectangular type. The steel material that the product adopts ranges over 23 series and covers more than 180 kinds including plain carbon steel, high-quality carbon structural steel, low alloy high strength structural steel, hot rolled deformed steel for coal machine, structural steel for ship body, alloy structural steel, wire steel for welding, spring steel, cold heading steel, carbon and alloy steel for boiler, weather resistance steel, composite substrate steel, pipe line steel, as well as the steel for high quality ribbed steel bar, mine, pressure vessel, seamless gas cylinder, bridge, light rail, automobile frame, welding bottle and container plate.

Specification and Material

Specification (mm)	Material	Specified Length (m)	Executive Standard
1. Square Type
150×150×7800	HRB335	6-12	GB700-88
150×150×6000	HRB335
150×150×9700	HRB335
150×150×9000	Q235
135×135×9800	Q235
135×135×9000	Q235
135×135×9000	16Mn
135×135×9000	16Mn
135×135×9800	16Mn
150×150×6000	B7
135×135×9000	B7
135×135×9000	12LW
150×150×8600	55Q
135×135×9000	24Mn2k
2. Rectangular Type
65×225×9000	Q235	6-12	GB1519-88
180×275×9000	Q235
180×275×6000	Q235
180×275×6000	16Mn
3. Plate Type
150×1200×6000	Q235	5-9	GB699-88
150×1200×5300
150×1120×5000
150×1120×5900
180×1200×6000
200×1200×4600
200×1200×6000
150×1000×4100
150×1100×4700
150×1250×6000	Q215
150×1120×5000	Q215
150×1200×6000	16Mn
150×1100×5700	16Mn
150×1100×6000	16Mn
150×1200×6000	12LW

Dimension and Allowable Deviation of Continuous Casting
Square and Rectangular Type Product

Length of Side	Allowable Deviation
<100	±3.0
100-140	±4.0
>140-180	±5.0
>180	±6.0

Diagonals Length Difference Allowable Deviation of Cross Section

Length of Side	Allowable Deviation
<100	5
100-140	6
>140-180	7
>180	9

Dimension and Allowable Deviation of Continuous Casting Plate Type Product

Thickness	Allowable Deviation	Width	Allowable Deviation
＜150	±4.0	＜1000	±10
150-180	±5.0	1000-1600	±10
＞180	±5.0	＞1600	﹢15﹣10

Related Names
Semi-finished Casting Products | Metal Sales | Forged Steel

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