Specification
1. Thickness: 0.4-2.0mm
2. Width: 900-1250mm
3. Inner Diameter: 508 & 610mm
4. Weight of Steel Coil: 3-15MT
5. Heat Treatment: Annealed + Smoothed
6. Margin Status: EC & EM
7. Surface Quality: FC & FD
8. Surface Treatment: Oiling
9. Surface Status: Bright
Chemical Components
Grade | Chemical Components | ||||
C | Mn | P | S | Alt | |
St12 | ≤0.10 | ≤0.50 | ≤0.035 | ≤0.025 | ≥0.020 |
St13 | ≤0.08 | ≤0.45 | ≤0.030 | ≤0.025 | ≥0.020 |
St14 | ≤0.08 | ≤0.40 | ≤0.025 | ≤0.020 | ≥0.020 |
Mechanical Properties
1. Yield Strength: ≤320MPa
2. Tensile Strength: ≤370MPa
3. Elongation (L=50mm, b=25mm) When:
(1) Nominal Thickness <0.25mm: 30%
(2) Nominal Thickness 0.25mm-<0.40: 32%
(3) Nominal Thickness 0.40-<0.60mm: 34%
(4) Nominal Thickness 0.60-<1.0mm: 36%
(5) Nominal Thickness 1.0-<1.6mm: 37%
(6) Nominal Thickness >1.6mm: 38%