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■ Overview
ASME SA302 Grade C steel plate shall be killed and conform to fine grain size requirements comply to steel specification SA302/SA302M.There are SA302 Grade A steel plate,SA302 Grade B steel plate,SA302 Grade C and SA302 Grade D steel plate in SA302 steel materials.
■ Full Data
Technical Requirements & Additional Services for SA302 Grade C steel plate:
♦ High tension test
♦ Low temperature impacting test
♦ Normalised for thick plates over 40mm
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ 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
♦ High tension test
♦ Low temperature impacting test
♦ Normalised for thick plates over 40mm
♦ Simulated post-welded heat treatment (PWHT)
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ 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
■ Techicals
►Mechnical property for SA302GrC steel plate:
| Yield strength (≥Mpa) | Tensile strength (Mpa) | Elongation in ≥,% | |
| 345 | 550-690 | 200mm | 50mm |
| 17 | 20 | ||
►Chemical composition for SA302 Grade C steel plate (Product Analysis Max%)
| Main chemical elements composition of SA302Grade C | |||||||
| Thickness(mm) | C | Si | Mn | P | S | Mo | Ni |
| T≤25 | 0.20 | 0.13-0.45 | 1.07-1.62 | 0.035 | 0.035 | 0.41-0.64 | 0.37-0.73 |
| 25<T≤50 | 0.23 | ||||||
| 50<T | 0.28 | ||||||
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