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Latrobe DuraTechâ„¢ 20CV Powder Metal Stainless Tool Steel

Category Metal , Ferrous Metal , Stainless Steel , Tool Steel
Manufacturer Latrobe Steel
Trade Name DuraTech™
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Latrobe DuraTechâ„¢ 20CV Powder Metal Stainless Tool Steel.pdf
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Material Notes:
DuraTech 20CV is a highly wear resistant, powder metallurgy stainless tool steel. The steel contains a large volume of extremely hard vanadium carbides, which provide excellent wear resistance. DuraTech 20CV contains the highest amount of chromium of any high-vanadium stainless steel currently available. The chromium-rich matrix provides outstanding corrosion resistance. DuraTech 20CV is a versatile stainless tool steel with a unique combination of high wear resistance, high corrosion resistance, good impact toughness, and excellent polishability. This combination of properties is the result of the fine grain size, small carbides, and superior cleanliness of the powder metallurgy (PM) microstructure. DuraTech 20CV excels in applications, which require a combination of high wear resistance. The unique combinations of properties makes DuraTech 20CV an excellent steel for plastic injection feed screws, barrel liners, screw tips, and mold cavities, especially for plastic resins which contain abrasive fillTimken sold Latrobe in December 2006. They are now Latrobe Specialty Steels Co.
Physical Properties Metric English Comments
Density 7.61 g/cc
0.275 lb/in³
Mechanical Properties Metric English Comments
Hardness, Rockwell C 54
54
Oil Quenched from 1071°C; 540°C Temper Temperature
59
59
Oil Quenched from 1071°C; 410°C Temper Temperature
60
60
Oil Quenched from 1071°C; As Quenched
Modulus of Elasticity 214 GPa
31000 ksi
Machinability 35 - 40 %
35 - 40 %
1% Carbon Steel
Thermal Properties Metric English Comments
CTE, linear 10.9 µm/m-°C

@Temperature 20.0 - 100 °C
6.06 µin/in-°F

@Temperature 68.0 - 212 °F
12.3 µm/m-°C

@Temperature 20.0 - 500 °C
6.83 µin/in-°F

@Temperature 68.0 - 932 °F
Component Elements Properties Metric English Comments
Carbon, C 1.9 %
1.9 %
Chromium, Cr 20 %
20 %
Iron, Fe 71.9 %
71.9 %
Manganese, Mn 0.30 %
0.30 %
Molybdenum, Mo 1.0 %
1.0 %
Silicon, Si 0.30 %
0.30 %
Tungsten, W 0.60 %
0.60 %
Vanadium, V 4.0 %
4.0 %
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