Titanium Grade 2

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Titanium Grade 2
Categories:	Metal; Nonferrous Metal; Titanium Alloy; Unalloyed/Modified Titanium
Material Notes:	Information provided by Allvac and the references. Characteristics: Higher ductility, lower strength when compared to Ti alloys Applications: Airframe components, cryogenic vessels, heat exchangers, CPI equipment, condenser tubing, pickling baskets. Forms typically available: billet, bar, plate, sheet, strip, rod, wire, extrusions, tubing. Titanium Grades 1,2,3,4,7,11,and 12 are all considered unalloyed and have similar mechanical properties.
Key Words:	ASTM Grade 2; UNS R50400, CP titanium, C.P. titanium alloy
Vendors:	Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Metric	English	Comments

Density	4.51 g/cc	0.163 lb/in³

Chemical Properties	Metric	English	Comments
Thermal Neutron Cross Section	5.6 barns/atom	5.6 barns/atom	Average for naturally occurring Ti

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	200	200
Hardness, Knoop	170	170
Hardness, Rockwell B	80	80
Hardness, Vickers	145	145
Tensile Strength	103 - 138 MPa @Temperature 540 °C	14900 - 20000 psi @Temperature 1000 °F
	131 - 186 MPa @Temperature 425 °C	19000 - 27000 psi @Temperature 797 °F
	172 - 207 MPa @Temperature 315 °C	24900 - 30000 psi @Temperature 599 °F
	207 - 228 MPa @Temperature 205 °C	30000 - 33100 psi @Temperature 401 °F
Tensile Strength, Ultimate	344 MPa	49900 psi
Tensile Strength, Yield	276 - 448 MPa	40000 - 65000 psi
	62.0 - 76.0 MPa @Temperature 540 °C	8990 - 11000 psi @Temperature 1000 °F	0.2% offset
	76.0 - 103 MPa @Temperature 425 °C	11000 - 14900 psi @Temperature 797 °F	0.2% offset
	90.0 - 124 MPa @Temperature 315 °C	13100 - 18000 psi @Temperature 599 °F	0.2% offset
	138 - 152 MPa @Temperature 205 °C	20000 - 22000 psi @Temperature 401 °F	0.2% offset
Elongation at Break	20 %	20 %
	24 - 28 % @Temperature 425 °C	24 - 28 % @Temperature 797 °F	In 50 mm
	30 - 35 % @Temperature 540 °C	30 - 35 % @Temperature 1000 °F	In 50 mm
	30 - 38 % @Temperature 315 °C	30 - 38 % @Temperature 599 °F	In 50 mm
	38 - 45 % @Temperature 205 °C	38 - 45 % @Temperature 401 °F	In 50 mm
Reduction of Area	30 %	30 %
	55 - 65 % @Temperature 205 °C	55 - 65 % @Temperature 401 °F
	70 - 80 % @Temperature 315 °C	70 - 80 % @Temperature 599 °F
	70 - 80 % @Temperature 425 °C	70 - 80 % @Temperature 797 °F
	70 - 80 % @Temperature 540 °C	70 - 80 % @Temperature 1000 °F
Tensile Modulus	103 GPa	14900 ksi
Compressive Modulus	110 GPa	16000 ksi
Poissons Ratio	0.37	0.37
Fatigue Strength	300 MPa @# of Cycles 1.00e+7	43500 psi @# of Cycles 1.00e+7	unnotched
	425 MPa @# of Cycles 30000	61600 psi @# of Cycles 30000	Unnotched
Fracture Toughness	66.0 MPa-m½	60.1 ksi-in½	K(Q); annealed
Shear Modulus	45.0 GPa	6530 ksi
Izod Impact	114 - 171 J	84.1 - 126 ft-lb
Charpy Impact	100 J @Temperature 200 °C	73.8 ft-lb @Temperature 392 °F	Notched
	115 J @Temperature 300 °C	84.8 ft-lb @Temperature 572 °F	Notched
	115 J @Temperature 100 °C	84.8 ft-lb @Temperature 212 °F	Notched
	160 J @Temperature 0.000 °C	118 ft-lb @Temperature 32.0 °F	Notched
	175 J @Temperature -100 °C	129 ft-lb @Temperature -148 °F	Notched
Coefficient of Friction, Dynamic	0.68	0.68	Ti sliding on Ti; 300 m/min
	0.80	0.80	Ti sliding on Ti; 40 m/min

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.0000520 ohm-cm	0.0000520 ohm-cm
Magnetic Permeability	1.00005	1.00005	at 1.6 kA/m
Magnetic Susceptibility	4.0e-8	4.0e-8	kg; Paramagnetic

Thermal Properties	Metric	English	Comments
Heat of Fusion	325 J/g	140 BTU/lb	High Purity Ti.
CTE, linear	8.60 µm/m-°C @Temperature 0.000 - 100 °C	4.78 µin/in-°F @Temperature 32.0 - 212 °F
	9.20 µm/m-°C @Temperature 0.000 - 315 °C	5.11 µin/in-°F @Temperature 32.0 - 599 °F	average
	9.70 µm/m-°C @Temperature 0.000 - 540 °C	5.39 µin/in-°F @Temperature 32.0 - 1000 °F	perpendicular to the c-axis
Specific Heat Capacity	0.523 J/g-°C @Temperature 20.0 °C	0.125 BTU/lb-°F @Temperature 68.0 °F
	0.560 J/g-°C @Temperature 200 °C	0.134 BTU/lb-°F @Temperature 392 °F
	0.620 J/g-°C @Temperature 400 °C	0.148 BTU/lb-°F @Temperature 752 °F
	0.670 J/g-°C @Temperature 540 °C	0.160 BTU/lb-°F @Temperature 1000 °F
	0.690 J/g-°C @Temperature 600 °C	0.165 BTU/lb-°F @Temperature 1110 °F
Thermal Conductivity	16.4 W/m-K	114 BTU-in/hr-ft²-°F	annealed
Melting Point	<= 1665 °C	<= 3029 °F
Liquidus	1665 °C	3029 °F
Beta Transus	913 °C	1680 °F

Optical Properties	Metric	English	Comments
Emissivity (0-1)	0.30 @Temperature 710 °C	0.30 @Temperature 1310 °F	High purity Ti
Reflection Coefficient, Visible (0-1)	0.56	0.56	High purity Ti; visible light.

Component Elements Properties	Metric	English	Comments
Carbon, C	<= 0.10 %	<= 0.10 %
Hydrogen, H	<= 0.015 %	<= 0.015 %
Iron, Fe	<= 0.30 %	<= 0.30 %
Nitrogen, N	<= 0.030 %	<= 0.030 %
Other, total	<= 0.30 %	<= 0.30 %
Oxygen, O	<= 0.25 %	<= 0.25 %
Titanium, Ti	>= 98.885 %	>= 98.885 %

Descriptive Properties
Crystal Structure	bcc		above 913°C
	cph		below 890°C

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MTU020 / 14259

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