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ASME SA387Gr22CL1 steel plate

A387 Grade 22 CL1 under steel specification standard ASTM A387/A387M and ASME SA387/SA387M are popularly used for welded boilers and pressure vessels designed for elevated temperature service.

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Description

A387 Grade 22 CL1 under steel specification standard ASTM A387/A387M and ASME SA387/SA387M are popularly used for welded boilers and pressure vessels designed for elevated temperature service.

Chemical Composition of SA387 Gr.22L CL.1

GradeCSiMnPSCrMo
SA387 Gr.22L Cl.10.04-0.150.50.30-0.600.0350.0351.88-2.620.85-1.15

Mechanical property of SA387 Gr.22L CL.1 

GradeThicknessYieldTensileElongation
SA387 Gr.22L Cl.1mmMin MpaMpaMin  %
t≦50205415-58518
50---

The main different between steel plate SA387 Grade 22 CL1  and SA387 Grade 22 CL2 is the mechanical properity,for pressure vessel steel plate A387 Grade 22 CL1, the tensile strength shall be 415-585 Mpa,minimum yield point is 205 Mpa. And for pressure vessel steel plate A387 Grade 22 CL2, the minimum yield strength shall be 310 Mpa,tensile strength within 515-690 Mpa.

asme sa387gr22cl1 steel plate mtc

Refered Standards for ASME SA387 Alloy Steel Plate

ASME

  • SA20/A20M: General requirements for pressure vessel plates.
  • SA370: Test specification for mechanical properties of steel
  • SA435/A435M: For straight-beam ultrasonic examination of steel plates
  • SA577/A577M: For ultrasonic angle beam examination of steel plates
  • SA578/A578M: For straight beam UT examination of rolled steel plates in special applications
  • SA1017/A1017M: Specification for pressure vessle plates of alloy steel, chromium-molybdenum-tungsten

AWS Specification

  • A5.5/A5.5M: Low alloy steel electrodes for shield metal arc welding.
  • A5.23/A5.23M: Low alloy steel electrodes for fulxes for submerged arc welding.
  • A5.28/A5.28M: For gas shielded arc welding
  • A5.29/A5.29M: For flux cored arc welding.