What grade is 430 stainless steel?

 

Chemical Composition of Stainless steel 430

Table 1. Typical chemical composition for 430 stainless steel alloys

%	430
C	0-0.08
Mn	0-1.00
Si	0-1.00
P	0-0.04
S	0-0.02
Cr	16-18
Fe	Balance

 

Properties of Stainless steel 430

Mechanical Properties of Stainless steel 430

Table 2. Mechanical properties of 430 stainless steel alloys

Property	Sheet (up to 8 mm thick)	Plate (8 - 13.5 mm thick)	Plate (13.5 - 25 mm thick)	Bar (up to 100 mm diameter)
Tensile Strength (MPa)	450 - 600 MPa	450 - 600 MPa	430 - 630 MPa	400 - 630 MPa
Proof Stress 0.2% (MPa)	260 Min MPa	240 Min MPa	240 Min MPa	240 Min MPa
Elongation (%)	20 Min %	18 Min %	20 Min %	20 Min %

Physical Properties of Stainless Steel 430

Table 3. Physical properties of 430 stainless steel alloys

Property	Value
Density	7.75 g/cm3
Melting Point	1425-1510°C
Modulus of Elasticity	200 GPa
Electrical Resistivity	0.60 x 10-6 Ω.m
Thermal Conductivity	23.9 W/m.K at 100°C
Thermal Expansion	10.4 x 10-6/K at 100°C