347 Stainless Steel, annealed

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347 Stainless Steel, annealed
Categories:	Metal; Ferrous Metal; Heat Resisting; Stainless Steel; T 300 Series Stainless Steel
Material Notes:	Niobium plus Tantalum is ten times the minimum carbon content
Key Words:	AFNOR Z 6 CNNb 18.10, UNI X 8 CrNiNb 18 11, JIS SUS 347, SS14 2338 (Sweden), UNS S34700, AMS 5512, AMS 5556, AMS 5558, AMS 5571, AMS 5575, AMS 5646, AMS 5654, AMS 5674, AMS 5680, AMS 5681, ASME SA182, ASME SA193, ASME SA194, austenitic, ASME SA213, ASME SA240, ASME SA249, ASME SA312, ASME SA320 (B8C), ASME SA358, ASME SA376, ASME SA403, ASME SA409, ASME SA430, ASME SA473, ASME SA479, ASME SA493, ASME SA511, ASME SA554, ASME SA580, ASME SA633, FED QQ-S-763, FED QQ-S-766, B.S. 347 S 17, B.S. En. 58 F, B.S. En. 58 G, B.S. ANC 3 Grade B, FED QQ-W-423, MIL SPEC MIL-S-862, MIL SPEC MIL-S-23196, SAE J405 (30347), DIN 1.4550, ISO 683/13 16
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Physical Properties	Metric	English	Comments

Density	8.00 g/cc	0.289 lb/in³

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	620 MPa	89900 psi
	69.0 MPa @Temperature 1040 °C	10000 psi @Temperature 1900 °F
	83.0 MPa @Temperature 980 °C	12000 psi @Temperature 1800 °F
	105 MPa @Temperature 925 °C	15200 psi @Temperature 1700 °F
	140 MPa @Temperature 870 °C	20300 psi @Temperature 1600 °F
	170 MPa @Temperature 815 °C	24700 psi @Temperature 1500 °F
	215 MPa @Temperature 760 °C	31200 psi @Temperature 1400 °F
	275 MPa @Temperature 705 °C	39900 psi @Temperature 1300 °F
	330 MPa @Temperature 650 °C	47900 psi @Temperature 1200 °F
	380 MPa @Temperature 595 °C	55100 psi @Temperature 1100 °F
	405 MPa @Temperature 540 °C	58700 psi @Temperature 1000 °F
	435 MPa @Temperature 480 °C	63100 psi @Temperature 896 °F
	455 MPa @Temperature 425 °C	66000 psi @Temperature 797 °F
	470 MPa @Temperature 370 °C	68200 psi @Temperature 698 °F
	495 MPa @Temperature 315 °C	71800 psi @Temperature 599 °F
	510 MPa @Temperature 260 °C	74000 psi @Temperature 500 °F
	525 MPa @Temperature 205 °C	76100 psi @Temperature 401 °F
	540 MPa @Temperature 150 °C	78300 psi @Temperature 302 °F
	580 MPa @Temperature 95.0 °C	84100 psi @Temperature 203 °F
Tensile Strength, Yield	255 MPa @Strain 0.2 %	37000 psi @Strain 0.2 %
	83.0 MPa @Strain 0.2 %, Temperature 925 °C	12000 psi @Strain 0.2 %, Temperature 1700 °F
	105 MPa @Strain 0.2 %, Temperature 870 °C	15200 psi @Strain 0.2 %, Temperature 1600 °F
	115 MPa @Strain 0.2 %, Temperature 815 °C	16700 psi @Strain 0.2 %, Temperature 1500 °F
	130 MPa @Strain 0.2 %, Temperature 760 °C	18900 psi @Strain 0.2 %, Temperature 1400 °F
	140 MPa @Strain 0.2 %, Temperature 595 °C	20300 psi @Strain 0.2 %, Temperature 1100 °F
	140 MPa @Strain 0.2 %, Temperature 650 °C	20300 psi @Strain 0.2 %, Temperature 1200 °F
	140 MPa @Strain 0.2 %, Temperature 705 °C	20300 psi @Strain 0.2 %, Temperature 1300 °F
	145 MPa @Strain 0.2 %, Temperature 480 °C	21000 psi @Strain 0.2 %, Temperature 896 °F
	145 MPa @Strain 0.2 %, Temperature 540 °C	21000 psi @Strain 0.2 %, Temperature 1000 °F
	150 MPa @Strain 0.2 %, Temperature 425 °C	21800 psi @Strain 0.2 %, Temperature 797 °F
	160 MPa @Strain 0.2 %, Temperature 370 °C	23200 psi @Strain 0.2 %, Temperature 698 °F
	170 MPa @Strain 0.2 %, Temperature 315 °C	24700 psi @Strain 0.2 %, Temperature 599 °F
	195 MPa @Strain 0.2 %, Temperature 260 °C	28300 psi @Strain 0.2 %, Temperature 500 °F
	205 MPa @Strain 0.2 %, Temperature 205 °C	29700 psi @Strain 0.2 %, Temperature 401 °F
	240 MPa @Strain 0.2 %, Temperature 150 °C	34800 psi @Strain 0.2 %, Temperature 302 °F
	250 MPa @Strain 0.2 %, Temperature 95.0 °C	36300 psi @Strain 0.2 %, Temperature 203 °F
Elongation at Break	50 %	50 %	in 50 mm
	34 % @Temperature 480 °C	34 % @Temperature 896 °F	in 50 mm
	34 % @Temperature 540 °C	34 % @Temperature 1000 °F	in 50 mm
	35 % @Temperature 595 °C	35 % @Temperature 1100 °F	in 50 mm
	35 % @Temperature 315 °C	35 % @Temperature 599 °F	in 50 mm
	35 % @Temperature 370 °C	35 % @Temperature 698 °F	in 50 mm
	35 % @Temperature 425 °C	35 % @Temperature 797 °F	in 50 mm
	36 % @Temperature 650 °C	36 % @Temperature 1200 °F	in 50 mm
	36 % @Temperature 705 °C	36 % @Temperature 1300 °F	in 50 mm
	36 % @Temperature 260 °C	36 % @Temperature 500 °F	in 50 mm
	37 % @Temperature 760 °C	37 % @Temperature 1400 °F	in 50 mm
	38 % @Temperature 205 °C	38 % @Temperature 401 °F	in 50 mm
	40 % @Temperature 815 °C	40 % @Temperature 1500 °F	in 50 mm
	40 % @Temperature 870 °C	40 % @Temperature 1600 °F	in 50 mm
	42 % @Temperature 150 °C	42 % @Temperature 302 °F	in 50 mm
	45 % @Temperature 95.0 °C	45 % @Temperature 203 °F	in 50 mm
	45 % @Temperature 925 °C	45 % @Temperature 1700 °F	in 50 mm
	50 % @Temperature 980 °C	50 % @Temperature 1800 °F	in 50 mm
	60 % @Temperature 1040 °C	60 % @Temperature 1900 °F	in 50 mm
Modulus of Elasticity	195 GPa	28300 ksi
Poissons Ratio	0.27	0.27
Shear Modulus	77.0 GPa	11200 ksi
Izod Impact	120 - 160 J	88.5 - 118 ft-lb
Charpy Impact	160 J	118 ft-lb

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000730 ohm-cm @Temperature 20.0 °C	0.0000730 ohm-cm @Temperature 68.0 °F
Magnetic Permeability	1.008	1.008	at RT

Thermal Properties	Metric	English	Comments
CTE, linear	17.3 µm/m-°C @Temperature 0.000 - 100 °C	9.61 µin/in-°F @Temperature 32.0 - 212 °F
	17.8 µm/m-°C @Temperature 0.000 - 260 °C	9.89 µin/in-°F @Temperature 32.0 - 500 °F
	18.4 µm/m-°C @Temperature 0.000 - 540 °C	10.2 µin/in-°F @Temperature 32.0 - 1000 °F
	18.7 µm/m-°C @Temperature 0.000 - 650 °C	10.4 µin/in-°F @Temperature 32.0 - 1200 °F
Specific Heat Capacity	0.500 J/g-°C @Temperature 0.000 - 100 °C	0.120 BTU/lb-°F @Temperature 32.0 - 212 °F
Thermal Conductivity	16.3 W/m-K @Temperature 100 °C	113 BTU-in/hr-ft²-°F @Temperature 212 °F
	21.5 W/m-K @Temperature 500 °C	149 BTU-in/hr-ft²-°F @Temperature 932 °F
Melting Point	1400 - 1425 °C	2550 - 2597 °F
Solidus	1400 °C	2550 °F
Liquidus	1425 °C	2597 °F
Maximum Service Temperature, Air	870 °C	1600 °F	Intermittent
	925 °C	1700 °F	Continuous Service

Component Elements Properties	Metric	English	Comments
Carbon, C	<= 0.080 %	<= 0.080 %
Chromium, Cr	17 %	17 %
Iron, Fe	68 %	68 %
Manganese, Mn	<= 2.0 %	<= 2.0 %
Nb + Ta	0.80 %	0.80 %
Nickel, Ni	11 %	11 %
Phosphorus, P	<= 0.045 %	<= 0.045 %
Silicon, Si	<= 1.0 %	<= 1.0 %
Sulfur, S	<= 0.030 %	<= 0.030 %

References for this datasheet.

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