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SAE L2 Details

Low Alloy Tool Steel

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L2 Application:Low Alloy Tool Steel
Category Type Grade Designations
Grades Tool Steels & Die Steels L2 USA - SAE ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C 0.50 1.10
Si 0.20 0.40
Mn 0.20 0.40
Cr - 1.00
Mo - -
V - 0.20
W - -
Mechanical properties of grade L2
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)
867 (≥) 714 (≥) 13 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 111
Physical properties of grade L2
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
737 (≥) 855 (≥) 41 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 211
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
283 419 589
L2 Range of products
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 176 S44800 SAE USA
Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip
A 240 S44800 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 268 S44800 SAE USA
Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
A 276 S44800 SAE USA
Stainless Steel Bars and Shapes
A 479 S44800 SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 493 S44800 SAE USA
Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging
A 580 S44800 SAE USA
Stainless Steel Wire
S44800 AISI USA
Ferritic High Chromium Stainless Steel
SA-240 S44800 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-268 S44800 AMS USA
Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
SA-276 S44800 AMS USA
Specification for Stainless Steel Bars and Shapes
SA-479 S44800 AMS USA
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
HNVl UNS USA
Steel for intake valves
S64005 AISI USA
Steel for intake valves
EVl2 UNS USA
Steel for exhaust valves
S63012 AISI USA
Steel for exhaust valves
NICKEL 200 UNS USA
Wrought nickel and nickel-related alloys
L2 ASTM USA
Low Alloy Tool Steel
L2 SAE USA
Low Alloy Tool Steel

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