ASTM A533 GrA Cl1

Quenched and tempered boiler steel plate A533 GrA cl1 and pressure vessel steel plate SA533 Grade A CL1 is alloy steel plate with Mo and Mn.All rolling normally shall be comforted to A 20/A 20M,if the requirements of this specification are in conflict with the requirements of specification A 20/A 20M,the requirements of this specification shall prevail.

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 A533 GrA Cl1 boiler steel:

Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
345 550-690 200mm 50mm
18

Chemical composition for A533 Grade A Cl1 boiler steel (Product Analysis Max%)

Main chemical elements composition of A533GrACl1
C Si Mn P S Mo
0.25 0.13-0.45 1.07-1.62 0.035 0.035 0.41-0.64
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