Steel grade: 3-5sp/ps GOST 380-94;
Standard: TU U 322-00190319-1150-94;
Sizes (mm): 80x80, 100x100,125x125, 150x150.
Packing: not in bundles;
Length is: 6000 - 12000 mm (±200 mm);
Admissible deviation in the square side:
150x150 mm (±5.0 mm);
125x125 mm (±4.0 mm);
100x100mm(±4.0 mm)
80x80 mm (±3.0 mm);
Diagonal difference in the billet cross-section should not exceed 0.7 of the sum of maximum deviations in the square side;
Concavity or convexity of the billet faces as well as difference in any two sides should not exceed half of the sum of maximum deviations in the square side;
Torsion should not exceed the product of 3 degrees/m, but not more than 18 degrees;
Curvature should not exceed 1.5 %;
Obliquity of the cut should not exceed 8 mm ( for billets 80x80 - 6 mm)
Spread of the billet ends in the side or diagonal in the place of cut should not exceed 10 %