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P250GH   ( 1.0460 )

    Grade :     P250GH
    Number:     1.0460
    Classification:     Non-alloy quality steel
    Density:     7.85   g/cm ³
    EN 10273: 2007 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties
    Equivalent grades:     No information

Chemical composition %   of grade   P250GH (1.0460):   EN 10273-2000
C Si Mn Ni P S Cr V Nb TiAl -
0.18 - 0.23max   0.40.3 - 0.9max   0.3max   0.025max   0.015max   0.3max   0.02max   0.01max   0.030.015 - 0.05 Cr+Cu+Mo+Ni < 0.7

Mechanical properties of grade   P250GH (1.0460)

Nominal thickness (mm):   to 150
Rm - Tensile strength (MPa) (+N)410-540

Nominal thickness (mm):   to 5050 - 100100 - 150
ReH - Minimum yield strength (MPa) (+N)250240230

KV - Impact energy (J) longitud., +20°

Nominal thickness (mm):     to 150
A - Min. elongation at fracture (%) (+N)25

Mechanical properties
ReH Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d elasticite minimale
Rm 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

Heat treatment conditions

+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

  P250GH (1.0460) - Non-alloy quality steel
Chemical composition , Equivalent grades of Steel, Standards, Mechanical Properties, Hardness , Strength , Elongation

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