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Pressure vessel steel plate S/A203 Grade D,A203 Gr.D

Posted:2014-11-30 03:03:14

SA203 Grade D steel grade is a nickel alloy steel plate in welded pressure vessels.The steel plate A203 Grade D intended primarily for welded pressure vessels.we have much experience exporting boiler plate in SA203 Grade D to factory mill many years.

SA203 Grade D steel plate, in yield of 255Mpa , Tensile in 450Mpa. In fact, The SA203 Gr.A and SA203 Gr.D are the same in mechanical property. But the SA203 Gr.D nickel is 3.25% , A 203 Gr. A nickel 2.25%.This kind of steel products are widely used in fabricators serving industry, especially in the oil, gas and chemical supply markets.

Mechanical properties for SA203 Grade D pressure vessel steel plate:

Yield strength (Mpa)

Tensile strength (Mpa)





SA203 Grade D Chemical Composition

SA203 Grade D Chemical Composition
Grade The Element Max (%)
C Si Mn P S
SA203 Grade D 0.17 0.13-0.45 0.70-0.80 0.035 0.035

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