Steel billet material standard

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Thickness range: 150-240mm +/-5mm Width range: 880-1530mm +/-20mm

Length range: 3700-10000mm +/-500mm

Cross-sectional dimensions: 64*64; 82*82; 98*98; 124*124; 120*150; 52*164; 152*170mm

Length: 9000mm

Section tolerance: billet: +1.0/-2.0----+3.0/-1.0mm Slab: Width: +/-2.0MM Thickness: +/-3.0MM

Length tolerance: +/-200MM

Section diagonal tolerance: 3.5-8.0MM

Billet section size requirements: <1242MM, not allowed; =1242MM, <=2MM >1242MM, <=3MM

Broken head (shear) extended deformation: <1242MM billet: no control; slab: <=15MM

Surface tilt: no more than 0.1 of the blank section

Bending degree: no more than 10MM per 1M length

Distortion: length <=5M, <=11. ; Length <=7.5M, <=5.

Material 3SP/PS Chemical Composition%: C Mn Si SP

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