430 STAINLESS STEEL ALLOY

430 STAINLESS STEEL ALLOY

430 STAINLESS STEEL ALLOY UNS: S43000 EN-DIN: 1.4016 430 stainless is a ferritic straight chrome grade. 430 presents a good corrosion resistance and formability. Typical applications for 430 include: Appliance (components and surface), and automotive trim. The Chemical Composition and Mechanical...
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430 STAINLESS STEEL ALLOY

UNS: S43000
EN-DIN: 1.4016


430 stainless is a ferritic straight chrome grade. 430 presents a good corrosion resistance and formability. Typical applications for 430 include: Appliance (components and surface), and automotive trim.


The Chemical Composition and Mechanical Properties of Type 430 are as follows:


Type 430
ASTM A240/A240M (UNS Designation)

S43000

Chemical Composition


Chromium

16-18%

Nickel (max.)

0.750%

Carbon (max.)

0.120%

Manganese (max.)

1.000%

Silicon (max.)

1.000%

Sulfur (max.)

0.030%

Phosphorus (max.)

0.040%

Mechanical Properties (annealed)


Tensile (min. psi)

65,000

Yield (min. psi)

30,000

Elongation (in 2″, min %)

20

Hardness (max Rb)

89

T430, type 430 and grade 430 are interchangeable terms for 430 stainless steel.


Physical Properties At 70°F (At 20°C)

Density
0.28 lb./in3 / (7.74 g/cm3)


Modulus of Elasticity (E)
29 x 103 ksi / (200 x 103MPa)


Coefficient of Expansion
5.8 x 10-6 microinches/in.-°F (70-600°F) / (10.4 μm/m-°C) (20-300°C)


Electrical Resistivity
23.68 μ ohm.in / (60 μ ohm.cm)


Thermal Conductivity
15.1 Btu-in./ft.2hr.-°F / (26.1 W/m-K)


Typical Mechanical Properties – Typical Room Temperature Mechanical Properties


Condition
Annealed (Min)


Tensile Strength Min (UTS)
65 ksi (450 MPa)

0.2% YS Min
30 ksi (205 MPa)


Elongation% in 2” Min (50.8 mm)
22%


Hardness Rockwell
89 HRBW (Max)

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