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Astm steel material a387 grade 2class1

Time:2016-11-17 17:24:37

Standard : ASTM A387, SAME SA387
Steel Plate Thickness: 2-460mm , Steel Plate Width: 1500-3200mm, Length:6000-12000mm
Place of Origin: Henan China (Mainland)
Brand Name: seed steel
Astm steel material a387 grade 2class1 is a chromium molybdenum alloy steel plates intended primarily for welded boiler and pressure vessels designed of elevated temperature service. The Cr content 0.5% and the Mo content 0.5%
 
Each grade except grade 21L,Grade 22L,Grade 91 and Grade 911 is available in two classes of tensile strength levels. Grade 91 and Grade 911 are available only as Class 2.

Astm steel material a387 grade 2class1 Steel Chemical Composition
Grade The Element Max (%)
C Si Mn P S Cr Mo
A387 Gr.2 Cl.1 0.04-0.21 0.13-0.45 0.50-0.88 0.035 0.035 0.46-0.85 0.40-0.65

Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%  

Grade Astm steel material a387 grade 2class1 Steel Mechanical Property
Thickness Yield Tensile Elongation
A387 Gr.2 Cl.1 mm Min Mpa Mpa Min  %
t≦50 230 380-550 22
50<t≦200 230 380-550 18

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