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  • A533GrACl1
  • A533GrACl1


  • Steel Standard: ASTM A533/A533M
  • Rolling Type: Alloy steel plate,Pressure vessel steel plate
  • Thickness: 6mm-200mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Quenched+Tempered
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■ Overview
Quenched and tempered boiler steel plate A533GrAcl1 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.Other relative steel grades in this steel standard are SA533GrACL2,SA533GrACL3,SA533GrBCL1,SA533GrBcl2,SA533GrBcl3,SA533GrCCL1,SA533GrCCL2,SA533GrCCl3.  
■ Full Data
Technical Requirements & Additional Services:
♦ High tension test
♦ Conform to ASTM A20/A20M
♦ Low temperature impacting test
♦ 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 A533GrACl1 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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