ASTM A533 Grade D cl3

ASTM A533 Grade D cl3 owned a higher yield strength and tensile strength than boiler steel plate A533GrDcl1 and pressure vessel steel plate A533 GrD CL2. Pressure vessel steel plate SA533 Grade D CL3 owned the minimum yield strength at 570 Mpa, and tensile strength within 690-860 Mpa. Heat treatment for boiler steel plate SA533GrDcl3 shall be under quenched and tempered. Ultrasonice examination can be choose by the end users from ASTM A435/A435M, ASTM A577/A577M, ASTM A578/A578M which included Level A, B and C.

Technical Requirements & Additional Services:

  • High tension test
  • Conform to ASTM A20/A20M
  • 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

Mechnical property for A533GrDCl3 boiler steel:

Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
570 690-860 200mm 50mm
16

Chemical composition for A533 Grade D Cl3 boiler steel (Product Analysis Max%)

Main chemical elements composition of A533GrDCl3
C Si Mn P S Mo Ni
0.25 0.13-0.45 1.07-1.62 0.035 0.035 0.41-0.64 0.17-0.43
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