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Copper Alloy C17510-TD02 vs C17510-TH04

Copper Alloy · C17510 temper comparison

C17510-TD02 and C17510-TH04 are two conditions of the same copper alloy grade, C17510: TD02 (solution heat treated and cold worked, half hard) versus TH04 (TD04 and precipitation hardened). The chemistry is identical, so every difference below comes from the condition. C17510-TH04 is the stronger of the two: yield strength 760 MPa (110 ksi) against 415 MPa (60.2 ksi) for C17510-TD02, about 83% more; tensile strength follows at 830 MPa (120 ksi) vs 500 MPa (72.5 ksi). In exchange, C17510-TD02 is the more ductile: elongation 12% versus 8% for C17510-TH04, and C17510-TH04 is harder (250 HB vs 130 HB). C17510-TH04 is stiffer (138 GPa vs 131 GPa) and C17510-TH04 runs hotter in service (340°C vs 150°C continuous). On the shop floor, C17510-TH04 machines more easily (50 vs 35 out of 100).

C17510-TD02Choose it when the part is bent, formed or impact-loaded.

C17510-TH04Choose it when strength drives the design, or when the part sees heat.

C17510-TD02 vs C17510-TH04: properties

C17510-TD02C17510-TH04

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

131 GPa19 Msi
138 GPa20 Msi

Tensile Strength (Ultimate)

500 MPa72.5 ksi
830 MPa120 ksi

Yield Strength (0.2% offset)

415 MPa60.2 ksi
760 MPa110 ksi

Elongation at Break

12%
8%

Reduction in Area

45%
18%

Shear Strength

330 MPa47.9 ksi
505 MPa73.2 ksi

Fatigue Strength (Endurance Limit)

215 MPa31.2 ksi
290 MPa42.1 ksi

Charpy V-Notch Impact (RT)

40 J29.5 ft·lbf
60 J44.3 ft·lbf

Hardness, Brinell

130 HB
250 HB

Hardness, Rockwell B

72 HRB
100 HRB

Hardness, Vickers

135 HV
275 HV

Same in both: Shear Modulus 53 GPa7.7 Msi · Bulk Modulus 115 GPa16.7 Msi · Poisson's Ratio 0.3 · Fracture Toughness (K_IC) 95 MPa·√m86.5 ksi·√in

Physical

Density and transition temperatures.

Density

8.75 g/cm³0.32 lb/in³
8.83 g/cm³0.32 lb/in³

Same in both: Melting Point (Solidus) 1,000°C1,832 °F · Liquidus Temperature 1,070°C1,958 °F

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

105 W/m·K60.7 BTU/hr·ft·°F
230 W/m·K133 BTU/hr·ft·°F

Specific Heat Capacity

418 J/kg·K0.1 BTU/lb·°F
420 J/kg·K0.1 BTU/lb·°F

Max Service Temperature (continuous)

150°C302 °F
340°C644 °F

Same in both: Thermal Expansion (CTE, 20–100 °C) 17.6 µm/m·K9.8 µin/in·°F · Min Service Temperature -200°C-328 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

22 % IACS
48 % IACS

Electrical Resistivity

7.8×10⁻⁸ Ω·m3.07 µΩ·in
3.59×10⁻⁸ Ω·m1.41 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

60 / 100
62 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -0.2 V

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

35 / 100
50 / 100

Machinability Rating (AISI 1212 = 100 %)

25%
40%

Weldability

52 / 100
50 / 100

Formability (cold)

50 / 100
12 / 100

Polishability

80 / 100
82 / 100

Same in both: Castability 45 / 100 · Brazeability / Solderability 70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

65 MJ/kg27,945 BTU/lb
90 MJ/kg38,693 BTU/lb

Embodied Carbon (primary production)

4.6 kg CO₂/kg
6.5 kg CO₂/kg

Embodied Water

250 L/kg30 gal/lb
400 L/kg47.9 gal/lb

Typical Recycled Content

25%
30%

Strength versus weight

Yield strength against density for every copper alloy grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

501002005001,0007.588.599.5Density (g/cm³)Yield strength (MPa) — log scaleC17510

C17510-TD02 vs C17510-TH04 — frequently asked

Is C17510-TH04 stronger than C17510-TD02?

Yes. C17510-TH04 has a typical yield strength of 760 MPa (110 ksi) against 415 MPa (60.2 ksi) for C17510-TD02 — about 83% more. Tensile strength is 830 MPa (120 ksi) vs 500 MPa (72.5 ksi).

Which condition does FabDigit quote by default, TD02 or TH04?

A is the default C17510 condition in the FabDigit quote flow (neither TD02 nor TH04). The other condition is available on request or by drawing note — specify it in the material field or the part notes and the quote is priced for it.

Which is easier to machine, C17510-TD02 or C17510-TH04?

C17510-TH04, by a small margin. Both rate fair for machinability — 50/100 against 35/100 for C17510-TD02.

Ready to make it?

Upload a CAD file and FabDigit prices the part in C17510-TD02 and C17510-TH04 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.