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SAE A 1018 HSLAS Grade 65 [450] Class 1 B Details

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A 1018 HSLAS Grade 65 [450] Class 1 B Application:Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength Steel

Category Type Grade Microstructure Designations
Grades Stainless Steels A 1018 HSLAS Grade 65 [450] Class 1 B Martensite USA - SAE , A 1018/A 1018M (2010) - Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength Steel

Chemical composition(wt.%) of A 1018 HSLAS Grade 65 [450] Class 1 B grade: A 1018/A 1018M (2010)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Mn 0.30 0.60
Si 0.50 1.00
P - 0.03
S - 0.03
Cr 8.00 10.00
Ni - -
Mo 0.90 1.10

Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength Steel

Mechanical properties of grade A 1018 HSLAS Grade 65 [450] Class 1 B A 1018/A 1018M (2010)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
314 (≥) 115 (≥) 42 14 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical properties of grade A 1018 HSLAS Grade 65 [450] Class 1 B A 1018/A 1018M (2010)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
339 (≥) 487 (≥) 22 11 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 114
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
714 953 457

A 1018 HSLAS Grade 65 [450] Class 1 B - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
A 1018 HSLAS Grade 65 [450] Class 1 B SAE USA
Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength Steel
A 501 Grade B SAE USA
Hot-Formed Welded and Seamless Carbon Steel Structural Tubing
AISI501B AISI USA
AISI501B

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