AK Steel 439 Ferritic Stainless steel

Category	Metal , Ferrous Metal , Ferritic , Stainless Steel , T 400 Series Stainless Steel
Manufacturer	AK Steel
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	AK Steel 439 Ferritic Stainless steel.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

AK Steel 439 has better oxidation and corrosion resistance than Type 409. This alloy also has optimum formability that is reproducible coil after coil and heat after heat. This provides special advantages when producing difficult-to-form exhaust system components. Information provided by AK Steel

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell B	74 - 78	74 - 78
Tensile Strength, Ultimate	455 - 483 MPa	66000 - 70100 psi
Tensile Strength, Yield	296 - 331 MPa @Strain 0.200 %	42900 - 48000 psi @Strain 0.200 %
Elongation at Break	32 - 36 %	32 - 36 %	in 2 inches

Component Elements Properties	Metric	English	Comments
Carbon, C	<= 0.025 %	<= 0.025 %
Chromium, Cr	17 - 19 %	17 - 19 %
Iron, Fe	>= 78.725 %	>= 78.725 %	As Remainder
Manganese, Mn	<= 0.50 %	<= 0.50 %
Nickel, Ni	<= 0.50 %	<= 0.50 %
Silicon, Si	<= 0.75 %	<= 0.75 %
Titanium, Ti	0.20 - 0.50 %	0.20 - 0.50 %

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