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  • A537CL3
  • A537CL3

A537CL3,A537 Class 3

  • Steel Standard: ASTM A537/A537M
  • Rolling Type: Boiler steel plate,Pressure vessel steel plate
  • Thickness: 6mm-300mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Quenched and Tempered
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■ Overview
ASTM A537CL3 and ASME SA537CL3 are quenched and tempered carbon manganese silicon steel plates intended for fusion welded pressure vessels and structures. Boiler steel plate A537CL3 and pressure vessel steel plate SA537CL3 supplied to this material specification shallconform to Specification A 20/A 20M. These requirements outline the testing and retesting methods and procedures,permissible variations in dimensions, and mass, quality andrepair of defects, marking, loading, etc.
■ Full Data
Technical Requirements & Additional Services:
♦ High tension test
♦ 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 A537 Class 3 boiler steel:

Thickness(mm) Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
  200mm 50mm
T≤65 380 550-690 ... 22
65<T≤100 345 515-655 ... 22
100<T 275 485-620 ... 20

Chemical composition for A537cl3 boiler steel (Heat Analysis Max%)

Main chemical elements composition of A537CL3
Thickness(mm) C Si Mn P S Cu Ni Cr Mo
T≤40 0.24 0.13-0.55 0.64-1.46 0.035 0.035 0.38 0.28 0.29 0.09
40<T 0.92-1.72

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