3/20/2014 56Si7 / 1.
5026 - steel equivalent, mechanical properties, chemical composition
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56Si7 ( 1.5026 )
Grade : 56Si7
Number: 1.5026
EN 10132 - 4 : 2000 Cold rolled narrow steel strip for heat treatment. Technical delivery conditions.
Standard: Spring steels and other applications
EN 10089 : 2002 Hot rolled steels for quenched and tempered springs
Classification: Alloy special steel
Equivalent grades: Go here
Che m ic a l c om pos it ion % of gr a de 5 6 S i7 ( 1 .5 0 2 6 )
C Si Mn Ni P S Cr Mo
0.52 - 0.6 1.6 - 2 0.6 - 0.9 max 0.4 max 0.025 max 0.025 max 0.4 max 0.1
M e c ha nic a l pr ope r t ie s of gr a de 5 6 S i7 ( 1 .5 0 2 6 )
Nominal thickness (mm): 0.3 - 3
Rm - Tensile strength (MPa) (+A) 740
Nominal thickness (mm): 0.3 - 3
Rm - Tensile strength (MPa) (+QT) 1200-1700
Nominal thickness(mm): 0.3 - 3
Rp0.2 0.2% proof strength (MPa) (+A) 600
Nominal thickness (mm): 0.3 - 3
A - Min. elongation Lo = 80 mm (%) (+A) 12
Vickers hardness ( HV): (+A) 230
Vickers hardness ( HV): (+QT) 370 - 520
Brinell hardness (HB): (+S) 280
Brinell hardness (HB): (+A) 248
Brinell hardness (HB): (+AC) 230
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3/20/2014 56Si7 / 1.5026 - steel equivalent, mechanical properties, chemical composition
Equiva le nt gr a de s of gr a de 5 6 S i7 ( 1 .5 0 2 6 )
Warning! Only for reference
Germany France
DIN,WNr AFNOR
55Si7 55Si7RR
M e c ha nic a l pr ope r t ie s
M e c ha nis c he Eige ns c ha f t e n
Ca r a c t e r is t ique s m e c a nique s
R eH Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d�elasticite minimale
R m Tensile strength / Zugfestigkeit / Resistance a la traction
A Minimum elongation / Mindestwert der Bruchdehnung / Allongement minimal
J Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc
He a t t r e a t m e nt c ondit ions
+A Soft annealed
+AC Annealed to achieve spheroidization of the carbides
+AR As rolled
+AT Solution annealed
+C Cold drawn / hard
+CR Cold rolled
+FP Treated to ferrite-pearlite structure and hardness range
+I Isothermal annealing
+LC Cold drawn / soft
+M Thermo mechanical rolling
+N Normalized
+NT Normalized and tempered
+P Precipitation hardened
+PE Peeled
+QA Air quenched and tempered
+QL Liquid quenched and tempered
+QT Quenched and tempered
+S Treated to improve shearability
+SH As rolled and turned
+SR Cold drawn and stress relieved
+T Tempered
+TH Treated to hardness range
+WW Warm worked
+U Untreated
Chemical composition of 56Si7 (1.5026). Equivalent grades of 56Si7 (1.5026). Standards of 56Si7 (1.5026).
Properties of 56Si7 (1.5026). Hardness of 56Si7 (1.5026). Strength of 56Si7 (1.5026). Elongation of 56Si7 (1.5026).
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