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■ Overview
Hot rolled high atmospheric anti corrosion steel Q295GNH,Q295GNH steel plate,Q295GNH corten plate is in specification GB/T4171-2008.Comparasion with Q295NH steel plate,Q295GNH steel plate require more Ni% above 0.25% in chemical composition.
■ Full Data
Technical Requirements & Additional Services for Q295GNH steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
♦ G101 Guide for estimating atmospheric corrosion resistance of low alloy steels
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting,Cutting and welding as per end user’s demands
♦ G101 Guide for estimating atmospheric corrosion resistance of low alloy steels
■ Techicals
►Mechnical property for Q295GNH corten plate:
| Thickness (mm) | ||||
| Q295GNH | ≤ 16 | > 16 ≤ 40 | > 40 ≤ 60 | >60 |
| Yield strength (≥Mpa) | 295 | 285 | - | - |
| Tensile strength (Mpa) | 430-560 | |||
►Chemical composition for Q295GNH corten plate (Heat Analysis Max%)
| Main chemical elements composition of Q295GNH corten plate | |||||||
| C | Si | Mn | P | S | Cu | Ni | Cr |
| 0.12 | 0.10-0.40 | 0.2-0.5 | 0.07-0.12 | 0.020 | 0.25-0.45 | 0.25-0.50 | 0.30-0.65 |
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