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Carpenter Stentor® Alloy Tool Steel (Oil-Hard) (AISI 02)

Category Metal , Ferrous Metal , Tool Steel , Oil-Hardening Steel
Manufacturer Carpenter Technology Corporation (Cartech)
Trade Name Stentor®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Carpenter Stentor® Alloy Tool Steel (Oil-Hard) (AISI 02).pdf
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Material Notes:
An oil-hardening alloy with excellent size change properties, Stentor tool steel is especially suited for general purpose work in the toolroom. It is safe to harden, and shows little size change or warpage during the hardening operation. Stentor alloy tool steel is available as a DeCarb-Free product. DCF bars have been cold finished in the mill, eliminating the need for bar bark removal.Applications: Blanking dies, Forming dies, Lamination dies, Molding dies, Trimming dies, Master tools, Spindles, Master taps, Thread gauges, Collets, StampsInformation provided by Carpenter Technology Corporation.Stentor® is a registered trademark of Carpenter Technology Corporation.
Physical Properties Metric English Comments
Specific Gravity 7.60 g/cc
7.60 g/cc
Mechanical Properties Metric English Comments
Hardness, Rockwell C 33 - 37
33 - 37
Tempered at 1000°F.
63 - 65
63 - 65
As quenched
Tensile Strength, Ultimate 1275 MPa
184900 psi
when tempered around 950°F
Tensile Strength, Yield 1100 MPa
160000 psi
when tempered around 950°F
Elongation at Break 3.0 %
3.0 %
when tempered around 950°F
Reduction of Area 16 %
16 %
when tempered around 950°F
Modulus of Elasticity 209 GPa
30300 ksi
Izod Impact Unnotched 120 J
88.5 ft-lb
when tempered around 600°F
Abrasion 59.5
59.5
loss in mm<sup>3</sup>, As-Hardened; ASTM G65
118.6
118.6
loss in mm<sup>3</sup>, Tempered at 875°F; ASTM G65
Thermal Properties Metric English Comments
CTE, linear 10.3 µm/m-°C

@Temperature 25.0 - 38.0 °C
5.72 µin/in-°F

@Temperature 77.0 - 100 °F
13.3 µm/m-°C

@Temperature 25.0 - 316 °C
7.39 µin/in-°F

@Temperature 77.0 - 601 °F
15.1 µm/m-°C

@Temperature 25.0 - 649 °C
8.39 µin/in-°F

@Temperature 77.0 - 1200 °F
Transformation Temperature 727 °C
1340 °F
Ac<sub>1</sub>
749 °C
1380 °F
Ac<sub>3</sub>
Component Elements Properties Metric English Comments
Carbon, C 0.90 %
0.90 %
Iron, Fe 97.25 %
97.25 %
As Balance
Manganese, Mn 1.6 %
1.6 %
Silicon, Si 0.25 %
0.25 %
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