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High-strength steels
Category · 128 grades

High-strength steels

High-strength steels are steels designed to carry high loads while resisting deformation. They are used for load-bearing structures, vehicles and machinery where strength, durability and reduced material weight are important.

GradeMaterial no.CSiPSCrMn
24MnCr5-51.8722≤0,22≤0,800,0250,012≤1,30≤1,50
L2451.8723
L3901.8724
L4151.8725
L4501.8726
L4851.8727
L2901.8728
L3201.8729
L3601.8730
25MnCr4-31.8731≤0,30~0,700,0250,025~0,80~1,00
26MnCr4-31.8732≤0,30~0,700,0250,025~0,80~1,00
27MnCr4-31.8733≤0,30~0,700,0250,025~0,80~1,00
28MnCr4-31.8734≤0,30~0,700,0250,025~0,80~1,00
40MnCrNiMo6-6-61.8735≤0,40≤0,800,0250,01≤1,50≤1,50
L415N1.8736
L245Q1.8737
L290Q1.8738
L320Q1.8739
L390Q1.8740
L360Q1.8741
L415Q1.8742
L450Q1.8743
L485Q1.8744
L555Q1.8745
L245M1.8746
L290M1.8747
L320M1.8748
L360M1.8749
S420NH1.8750≤0,22≤0,600,0350,03≤0,301,00-1,70
S420NLH1.8751≤0,22≤0,600,030,025≤0,301,00-1,70
L415M1.8752
L625M1.8753
L450M1.8754
L830M1.8755
L485M1.8756
L360NS1.8757
L555M1.8758
L360QS1.8759
L390QS1.8760
L415QS1.8761
L450QS1.8762
L485QS1.8763
L415MS1.8766
L450MS1.8767
L485MS1.8768
S800QL1.8770≤0,20≤0,800,020,01≤1,50≤1,60
L360QO1.8771
L390QO1.8772
L415QO1.8773
L450QO1.8774

Standards covering this category

12

Property ranges

5
PropertyUnitMinMaxGrades
ReHN/mm²3909608
RmN/mm²340115034
ReN/mm²17570026
A%63527
rhog/cm³7.857.85102

Derived from 102 grades in this category with a recorded value.

Composition range

17
PropertyUnitMinMaxGrades
B%0.00020.00527
C%0.090.5562
N%0.0060.02517
Al%0.0150.058
Si%0.150.859
P%0.0150.0862
S%0.0050.03562
Ti%0.010.0514
V%0.030.230
Cr%0.31.650
Mn%0.6262
Ni%0.05236
Cu%0.151.529
Zr%0.150.156
Nb%0.030.0618
Mo%0.1148
W%0.11.53

Derived from 62 grades in this category with a recorded value.

Related guides

2