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P250GH   ( 1.0460 )

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



Chemical composition %   of grade   P250GH (1.0460)
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°
47


Nominal thickness (mm):     to 150
A - Min. elongation at fracture (%) (+N)25
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Mechanical properties
Mechanische Eigenschaften
Caracteristiques mecaniques
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

Chemical composition of   P250GH (1.0460). Equivalent grades of   P250GH (1.0460). Standards of   P250GH (1.0460).
Properties of   P250GH (1.0460). Hardness of   P250GH (1.0460). Strength of   P250GH (1.0460). Elongation of   P250GH (1.0460).

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