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E235   ( 1.0308 )

    Grade :     E235
    Number:     1.0308
    Classification:     Non-alloy quality steel
    Standard:
    EN 10296-1: 2003 Welded circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions
    EN 10305-1: 2010 Steel tubes for precision applications. Seamless cold drawn tubes. Technical delivery conditions
    EN 10305-2: 2002 Steel tubes for precision applications. Welded cold drawn tubes. Technical delivery conditions
    EN 10305-3: 2002 Steel tubes for precision applications. Welded cold sized tubes. Technical delivery conditions
    EN 10305-4: 2003 Steel tubes for precision applications. Seamless cold drawn tubes for hydraulic and pneumatic power systems. Technical delivery conditions
    EN 10305-5: 2003 Steel tubes for precision applications. Welded and cold sized square and rectangular tubes. Technical delivery conditions
    EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions
    Equivalent grades:     Go here



Chemical composition %   of grade   E235 (1.0308):   EN 10296-1-2003
P max =0.025%; S max =0.025%; Al min =0.02% (EN 10305-1:2010)
C Si Mn P S
max   0.17max   0.35max   1.2max   0.045max   0.045


Mechanical properties of grade   E235 (1.0308)

Rm - Tensile strength (MPa) (+U)390
Rm - Tensile strength (MPa) (+A)315
Rm - Tensile strength (MPa) (+N)340-480
Nominal thickness (mm):   to 1616 - 4040 - 6565 - 100
Rm - Tensile strength (MPa) (+AR)360360360340
Rm - Tensile strength (MPa) (+SR)420-440
Rm - Tensile strength (MPa) (+C)480-490
Rm - Tensile strength (MPa) (+LC)440


ReH - Minimum yield strength (MPa) (+U)300
ReH - Minimum yield strength (MPa) (+N)235
Nominal thickness (mm):   to 1616 - 4040 - 6565 - 8080 - 100
ReH - Minimum yield strength (MPa) (+AR)235225215205195
ReH - Minimum yield strength (MPa) (+SR)325-350


A - Min. elongation at fracture (%) (+A) or (+N)25
A - Min. elongation at fracture (%) (+U)7
A - Min. elongation at fracture (%) (+C)6
A - Min. elongation at fracture (%) (+LC)10
A - Min. elongation at fracture (%) (+SR)14-16


Equivalent grades of grade   E235 (1.0308)
Warning! Only for reference

Germany
DIN,WNr
France
AFNOR
England
BS
Italy
UNI
RSt37-2
St35
ES235
TS-34a
TU376
CEW4
CFS4
ERW2
ERW3
ERW4
Fe360


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

Non-alloy quality steel   E235 (1.0308)
Chemical composition , Equivalent grades , Standards, Properties , Hardness , Strength , Elongation

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