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Carpenter R.D.S.® Alloy Tool Steel (Oil-Hard) (AISI L6)

Category Metal , Ferrous Metal , Tool Steel , Oil-Hardening Steel
Manufacturer Carpenter Technology Corporation (Cartech)
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Carpenter R.D.S.® Alloy Tool Steel (Oil-Hard) (AISI L6).pdf
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Material Notes:
R.D.S. tool steel is an oil hardening die steel which combines extreme toughness with very little size change when heat treated. It is available as a DeCarb-Free product. DCF bars have been cold finished in the mill, eliminating the need for bar bark removal.Applications: Hobs, Collets, Punches, Forming Rolls, Blanking or forming dies, Thread roller dies, Embossing dies, Shear blades, Stamps, Swaging dies, Slitting shears, Slitting cutters, Clutch parts, Pawls, Dogs, Stops, Knuckle Pins, Spindles, Fingers, Indexing pins, Clutch pinsInformation provided by Carpenter Technology Corporation.R.D.S.® is a registered trademark of Carpenter Technology Corporation.
Physical Properties Metric English Comments
Specific Gravity 7.86 g/cc
7.86 g/cc
Mechanical Properties Metric English Comments
Hardness, Rockwell C 45 - 46
45 - 46
Tempered at 800°F
61 - 62
61 - 62
As hardened
Tensile Strength, Ultimate 1950 MPa
283000 psi
when tempered at 400°F
Tensile Strength, Yield 1910 MPa
277000 psi
when tempered at 400°F
Elongation at Break 2.0 %
2.0 %
when tempered at 400°F
Reduction of Area 4.0 %
4.0 %
when tempered at 400°F
Modulus of Elasticity 207 GPa
30000 ksi
Izod Impact Unnotched 298 J
220 ft-lb
when tempered at 400°F
Charpy Impact 5.00 J
3.69 ft-lb
V Notch, when tempered at 400°F
Charpy Impact, Unnotched 284.7 J

@Treatment Temp. 204 °C
210.0 ft-lb

@Treatment Temp. 400 °F
tempered at 350°F
Abrasion 74.8
74.8
loss in mm<sup>3</sup>, As-Hardened; ASTM G65
139.1
139.1
loss in mm<sup>3</sup>, Tempered at 650°F; ASTM G65
Thermal Properties Metric English Comments
CTE, linear 11.3 µm/m-°C

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

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

@Temperature 20.0 - 400 °C
7.56 µin/in-°F

@Temperature 68.0 - 752 °F
14.6 µm/m-°C

@Temperature 20.0 - 700 °C
8.11 µin/in-°F

@Temperature 68.0 - 1290 °F
Transformation Temperature 730 °C
1350 °F
Ac<sub>1</sub>
Component Elements Properties Metric English Comments
Carbon, C 0.70 %
0.70 %
Chromium, Cr 1.0 %
1.0 %
Iron, Fe 95.95 %
95.95 %
As Balance
Manganese, Mn 0.35 %
0.35 %
Nickel, Ni 1.75 %
1.75 %
Silicon, Si 0.25 %
0.25 %
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