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SAE L1 Details

Low Alloy Tool Steel

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L1 Application:Low Alloy Tool Steel
Category Type Grade Designations
Grades Tool Steels & Die Steels L1 USA - SAE ,
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤)
C 0.90 1.10
Si 0.10 0.40
Mn 0.10 0.40
Cr 1.20 1.60
Mo - -
V - -
W - -
Mechanical properties of grade L1
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)
153 (≥) 393 (≥) 12 41 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Physical properties of grade L1
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
651 (≥) 131 (≥) 42 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 113
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
457 654 385
L1 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
HNV3 UNS USA
Steel for intake valves
S65007 AISI USA
Steel for intake valves
EV5 UNS USA
Steel for exhaust valves
S63014 AISI USA
Steel for exhaust valves
EV6 UNS USA
Steel for exhaust valves
S63015 AISI USA
Steel for exhaust valves
X7CrNiAl17-7 B.S. UK
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
1.4568 B.S. UK
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
X6CrAl13 AFNOR France
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4002 AFNOR France
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X7CrNiAl17-7 AFNOR France
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
1.4568 AFNOR France
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
X8CrNiMoAl15-7-2 AFNOR France
Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
1.4532 AFNOR France
Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
1OXl1H20T2P GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
10Xl1H20T2P(ЭИ696A) GOST Russia
Russia GOCT standard deformation of high temperature alloy grades and chemical composition
X6CrAl13 ISO International
Stainless steels - Chemical composition
X7CrNiAl17-7 ISO International
Stainless steels - Chemical composition
X8CrNiMoAl15-7-2 ISO International
Stainless steels - Chemical composition
L1 SAE USA
Low Alloy Tool Steel

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