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  • SA302 Grade D steel plate
  • SA302 Grade D steel material


  • Steel Standard: ASME SA302/SA302M
  • Rolling Type: Boiler steel plate,Pressure vessel steel plate
  • Thickness: 5mm-300mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Normalised/Normalized+Tempered
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■ Overview
SA302 Grade D steel plate contains a higher Nickel element in rolling than Boiler steel plate SA302 Grade C.Pressure vessel steel plate owned the same value range in mechanical property for SA302 Grade B and SA302 Grade C,yield strength above 345 Mpa,and tensile strength within 550-690 Mpa.Xinsteel would like to offer MTC under format EN 10204 3.1 or EN 10204 3.2 with third party inspections for SA302 Grade D steel plate.
■ Full Data
 Technical Requirements & Additional Services for SA302 Grade D 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
■ Techicals

Mechnical property for SA302GrD steel plate:

Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
345 550-690 200mm 50mm
17 20

Chemical composition for SA302 Grade D steel plate (Product Analysis Max%)

Main chemical elements composition of SA302Grade D
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 0.67-1.03
25<T≤50 0.23
50<T 0.28

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