100% Quality Tested ASTM A387 Grade 21L Class 1 Steel Plates

  • ASTM A387 Grade 21L Class 1 Steel Plates available for sale in thickness: 6MM to 300MM, width: 1500mm to 4050mm, and length: 3000mm to 15000mm

If you are interested in purchasing ASTM A387 Grade 21L Class 1 steel plates, or have any queries, please feel free to email us on sales@metline.in or call us on +919892451458

Metline is a specialized supplier of ASTM A387 Grade 21L Class 1 steel sheets and plates. We can offer ASTM A387 Grade 21L Class 1 pressure vessel steel plates in a variety of thickness and sizes at reasonable prices. ASTM A387 Grade 21L Class 1 is either available as ex–stock or directly shipped from the mill to our customers across the globe.

ASTM A387 is the specification covers chromium-molybdenum alloy steel plates for welded broilers and pressure vessels designed for elevated temperature service. Materials considered under this specification are available in grades 2, 12, 11, 22, 22L, 21, 21L, 5, 9 and 91. The steel materials shall be killed and shall be thermally treated.

Chemical Composition of ASTM A387 Grade 21L Class 1 Steel Plates

GradeThe Element Max (%)
CSiMnPSCrMo
A387 Gr.21L Cl.10.120.50.25-0.660.0350.0352.63-3.370.85-1.15

Mechanical Properties of ASTM A387 Grade 21L Class 1 Steel Plates

GradeThicknessYieldTensileElongation
A387 Gr.21L Cl.1mmMin MpaMpaMin  %
t≦50205415-58518
50<t≦200