Oil and offshore platform Steel plate S460G1+QT is under steel standard specification for high yield strength EN10225.S460G1+QT is structural steel plate with quenching and tempering heat treatment when rolling.S460G1+QT is a high strength steel plate with the minimum yield strength at 460Mpa,the tensile strength shall be within 540-700 Mpa. The manufacturer may reheat-treat plates that fail to meet the mechanical property requirements of this specification when rolling of high tension steel plate S460G1+QT. All mechanical property tests shall be repeated when material is resubmitted for inspection.
Thickness:6mm-300mm, Width:1500mm-4200mm, Length:3000mm-18000mm

Mechanical property for S460G1+QT Platform steel:
| Thickness (mm) | ||||||
| S460G1+QT | ≤ 16 | > 16 ≤ 25 | > 25 ≤ 40 | > 40 ≤ 63 | > 63 ≤ 80 | > 80 | 
| Yield strength (≥Mpa) | 460 | 440 | 420 | 415 | 405 | 400 | 
| Tensile strength (Mpa) | 540-700 | 530-690 | 520-680 | 515-675 | 505-665 | 500-660 | 
Chemical Composition (for both S460G1+M and S460G1+Q)
| C | Si | Mn | P | S | Cr | Mo | Ni | Al | Cu | N | Nb | Ti | V | Nb+V | 
| 0.14 | 0.15/0.55 | 1.65 | 0.02 | 0.01 | 0.25 | 0.25 | 0.7 | 0.015/0.055 | 0.3 | 0.01 | 0.04 | 0.025 | 0.08 | 0.09 | 
We can supply EN10225:S355G5+M, S355G6+M, S355G7+M, S355G8+M, S355G9+M, S355G10+M, S355G2+N, S355G3+N, S355G7+N, S355G8+N, S355G9+N, S355G10+N, S420G1+M, S420G2+M, S420G1+QT, S420G2+QT, S460G1+M, S460G2+M, S460G1+QT, S460G2+QT offshore structure steel plate. If you are interested in chemical composition, mechanical property, and yield strength, please contact us.
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