414 Stainless Steel, 650°C (1200°F) temper

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414 Stainless Steel, 650°C (1200°F) temper
Categories:	Metal; Ferrous Metal; Heat Resisting; Stainless Steel; T 400 Series Stainless Steel
Material Notes:	16 mm diameter bar, heated to 980°C for 30 minutes, oil quenched, tempered at 650°C for 2 hours, air cooled
Key Words:	UNS S41400, AMS 5615, ASTM A276, ASTM A314, ASTM A473, ASTM A511, ASTM A580, FED QQ-S-763, SAE J405 (51414), martensitic
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Physical Properties	Original Value	Comments

Density	7.80 g/cc

Mechanical Properties	Original Value	Comments
Tensile Strength, Ultimate	1005 MPa
	285 MPa @Temperature 650 °C
	420 MPa @Temperature 595 °C
	550 MPa @Temperature 540 °C
	703 MPa @Temperature 480 °C
	817 MPa @Temperature 425 °C
	879 MPa @Temperature 315 °C
	903 MPa @Temperature 205 °C
Tensile Strength, Yield	800 MPa @Strain 0.2 %
	250 MPa @Strain 0.2 %, Temperature 650 °C
	385 MPa @Strain 0.2 %, Temperature 595 °C
	495 MPa @Strain 0.2 %, Temperature 540 °C
	595 MPa @Strain 0.2 %, Temperature 480 °C
	630 MPa @Strain 0.2 %, Temperature 425 °C
	680 MPa @Strain 0.2 %, Temperature 315 °C
	721 MPa @Strain 0.2 %, Temperature 205 °C
Elongation at Break	19 %	in 50 mm
	15.5 % @Temperature 315 °C	in 50 mm
	15.5 % @Temperature 425 °C	in 50 mm
	17 % @Temperature 480 °C	in 50 mm
	17 % @Temperature 205 °C	in 50 mm
	21.5 % @Temperature 540 °C	in 50 mm
	25.5 % @Temperature 595 °C	in 50 mm
	29 % @Temperature 650 °C	in 50 mm
Tensile Modulus	200 GPa
Izod Impact	30.0 - 80.0 J	hardened and tempered
	70.0 - 110 J	annealed

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000700 ohm-cm @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	10.4 µm/m-°C @Temperature 0.000 - 100 °C
	11.0 µm/m-°C @Temperature 0.000 - 315 °C
	12.1 µm/m-°C @Temperature 0.000 - 540 °C
	12.4 µm/m-°C @Temperature 0.000 - 650 °C
Specific Heat Capacity	0.460 J/g-°C @Temperature 0.000 - 100 °C
Thermal Conductivity	24.9 W/m-K @Temperature 100 °C
	28.7 W/m-K @Temperature 500 °C
Melting Point	1425 - 1480 °C
Solidus	1425 °C
Liquidus	1480 °C

Component Elements Properties	Original Value	Comments
Carbon, C	<= 0.15 %
Chromium, Cr	12.5 %
Iron, Fe	83 %
Manganese, Mn	<= 1.0 %
Nickel, Ni	1.88 %
Phosphorus, P	<= 0.040 %
Silicon, Si	<= 1.0 %
Sulfur, S	<= 0.030 %

References for this datasheet.

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MQ414O / 13027

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