Stainless Steel 303
from P&P Non Ferrous Ltd



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Chemical & Physical Properties


Typical Chemical Composition

Elements Min % Max %
C   0.1
Cr 17 19
Fe Remainder  
Mn 1.5 2
Mo   0.6
Ni 9 10
P   0.04
S 0.3 0.35
Si   0.75


Typical Mechanical Properties

Property/unit Condition Min Max
Tensile Strength (N/mm2) Cold Drawn 785 883
Yield Stress (N/mm2) Cold Drawn 686 785
Elongation in 5 x Diameter % Cold Drawn 30 35
Reduction of Area % Cold Drawn 50 55
Brinell Hardness (HB) Cold Drawn 225 240
Tensile Strength (N/mm2) Turned 608 657
Yield Stress (N/mm2) Turned 314 363
Elongation in 5 x Diameter % Turned 55 60
Reduction of Area % Turned 55 60
Brinell Hardness (HB) Turned   180


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