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Alloy Steel Plates

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Specifications ASTM A387 / ASME SA387
Thickness 1mm-300mm
Width
1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm etc
Length 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm, 15000mm etc
Surface 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand
blast, Brush, etching Manufacturer and Supplier
Finish Hot rolled plate (HR), Cold rolled sheet (CR)


ASTM ASME EN 10028 DIN
A 387 5 SA 387 5 X12CrMo5 -
A 387 9 SA 387 9 - -
A 387 11 SA 387 11 13CrMoSi5-5 -
A 387 12 SA 387 12 13CrMo4-5 13CrMo44
A 387 22 SA 387 22 10/11CrMo9-10 10CrMo9-10
A 204 A / B SA 204 A / B 16Mo3 15Mo3


Chemical Composition :

Grade C Si Mn P max % S Max % Cr Mo
ASTM A 387 GR.2 0.05-0.21 0.15-0.40 0.55-0.80 0.035 0.035 0.50-0.80 0.45-0.60
ASTM A 387 GR.5 0.15 max 0.50 max 0.30-0.60 0.030 0.030 4.00-6.00 0.45-0.60
ASTM A 387 GR.9 0.15 max 1.00 max 0.30-0.60 0.030 0.030 8.00-10.0 0.85-1.10
ASTM A 387 GR.11 0.05-0.17 0.15-0.40 0.40-0.65 0.035 0.035 0.80-1.15 0.45-0.60
ASTM A 387 GR.12 0.05-0.17 0.15-0.80 0.40-0.65 0.035 0.035 1.00-1.50 0.45-0.65
ASTM A 387 GR.22 0.05-0.15 0.50 max 0.30-0.60 0.035 0.035 2.00-2.50 0.90-1.10
ASTM A 387 GR.91 0.08-0.12 0.20-0.50 0.30-0.60 0.020 0.010 8.00-9.50 0.85-1.05
ASTM A 204 GR. A 0.18 max 0.15-0.40 0.90 max 0.035 0.035 - -
ASTM A 204 GR. B 0.20 max 0.15-0.40 0.90 max 0.035 0.035 - -


Mechanical Properties :

Grade Yield strength MPa Tensile strength MPa Elongation GL=2 in. or 50mm
ASTM A 387 GR.2 310 min 485 - 620 22
ASTM A 387 GR.5 310 min 515 - 690 18
ASTM A 387 GR.9 310 min 515 - 690 18
ASTM A 387 GR.11 310 min 515 - 690 22
ASTM A 387 GR.12 275 min 450 - 585 22
A 387 91 SA 387 91 10CrMoVNb9-1 -
ASTM A 387 GR.22 310 min 515 - 690 18
ASTM A 387 GR.91 415 min 585 - 760 18
ASTM A 204 GR. A 255 min 450 – 585 23
ASTM A 204 GR. B 275 min 485 - 620 21