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S420G2   ( 1.8857 )

    Grade :     S420G2
    Number:     1.8857
    Standard:
    EN 10225 : 2009   Weldable structural steels for fixed offshore structures.
    Density:     7.85   g/cm ³
    Classification:     Alloy special steel
    Equivalent grades:     Go here


Chemical composition %   of grade   S420G2 (1.8857)
C Si Mn Ni P S Cr Mo V N Nb TiAl Cu
max   0.140.15 - 0.55max   1.65max   0.7max   0.02max   0.007max   0.25max   0.25max   0.08max   0.01max   0.04max   0.0250.015 - 0.055max   0.3


Mechanical properties of grade   S420G2 (1.8857)

Rm - Tensile strength (MPa) (+QT)480-500


ReH - Minimum yield strength (MPa) (+QT)380-420


KV - Impact energy (J) (+QT)-40°
60


A - Min. elongation Lo = 5,65 √ So (%) (+QT) 19


Equivalent grades of grade   S420G2 (1.8857)
Warning! Only for reference
USA
-		Norway
NS
2WGr.60
2YGr.60
Y30S420M3z
Y30S420Q3z


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   S420G2 (1.8857). Equivalent grades of   S420G2 (1.8857). Standards of   S420G2 (1.8857).
Properties of   S420G2 (1.8857). Hardness of   S420G2 (1.8857). Strength of   S420G2 (1.8857). Elongation of   S420G2 (1.8857).

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