Bohler-Uddeholm UDDEHOLM ALVAR 14 Hot Work Tool Steel

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Bohler-Uddeholm UDDEHOLM ALVAR 14 Hot Work Tool Steel
Categories:	Metal; Ferrous Metal; Alloy Steel; Chrome-moly Steel; Tool Steel; Hot Work Steel
Material Notes:	Alvar 14 is a chromium-nickel-molybdenumvanadium alloyed steel ALVAR 14 is characterized by: Good toughness Good resistance to high thermal stresses Good stability in hardening Good through-hardening properties Applications: Alvar 14 is ideally suited for hot working tools such as: Support parts for extrusion tooling, e.g. backers, bolsters Hot forging tools Die for tin, lead and zinc alloys Tools for hot shearing
Key Words:	W.Nr. 1.2714; NiCrMoV7
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Physical Properties	Metric	English	Comments

Density	7.78 g/cc	0.281 lb/in³	hardness of 40 HRC
	7.67 g/cc @Temperature 399 °C	0.277 lb/in³ @Temperature 750 °F	hardness of 40 HRC
	7.72 g/cc @Temperature 199 °C	0.279 lb/in³ @Temperature 390 °F	hardness of 40 HRC

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	<= 250	<= 250	Soft annealed
	330 - 400	330 - 400	Hardened and tempered (36-43 HRC, 1100-1350 Nmm²)
Modulus of Elasticity	215 GPa	31200 ksi	(hardness of 40 HRC)
	185 GPa @Temperature 399 °C	26800 ksi @Temperature 750 °F	hardness of 40 HRC
	202 GPa @Temperature 199 °C	29300 ksi @Temperature 390 °F	hardness of 40 HRC

Thermal Properties	Metric	English	Comments
CTE, linear	13.1 µm/m-°C @Temperature 20.0 - 199 °C	7.30 µin/in-°F @Temperature 68.0 - 390 °F	hardness of 40 HRC
	13.9 µm/m-°C @Temperature 3.33 - 399 °C	7.70 µin/in-°F @Temperature 38.0 - 750 °F	hardness of 40 HRC
Thermal Conductivity	36.0 W/m-K @Temperature 20.0 °C	250 BTU-in/hr-ft²-°F @Temperature 68.0 °F	hardness of 40 HRC
	36.5 W/m-K @Temperature 199 °C	253 BTU-in/hr-ft²-°F @Temperature 390 °F	hardness of 40 HRC
	36.8 W/m-K @Temperature 399 °C	255 BTU-in/hr-ft²-°F @Temperature 750 °F	hardness of 40 HRC

Component Elements Properties	Metric	English	Comments
Carbon, C	0.55 %	0.55 %
Chromium, Cr	1.1 %	1.1 %
Iron, Fe	95.05 %	95.05 %	As Balance
Manganese, Mn	0.70 %	0.70 %
Molybdenum, Mo	0.50 %	0.50 %
Nickel, Ni	1.7 %	1.7 %
Silicon, Si	0.30 %	0.30 %
Vanadium, V	0.10 %	0.10 %

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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NBUCOR06 / 15475

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