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Copper Alloy C63000-M10 vs C63000-M30

Copper Alloy · C63000 temper comparison

C63000-M10 and C63000-M30 are two conditions of the same copper alloy grade, C63000: M10 (as hot forged and air cooled) versus M30 (as hot extruded). The chemistry is identical, so every difference below comes from the condition. C63000-M10 is the stronger of the two: yield strength 380 MPa (55.1 ksi) against 345 MPa (50 ksi) for C63000-M30, about 10% more. In exchange, C63000-M30 is the more ductile: elongation 20% versus 13% for C63000-M10, and C63000-M10 is harder (197 HB vs 170 HB).

C63000-M10Choose it when strength drives the design.

C63000-M30Choose it when the part is bent, formed or impact-loaded.

C63000-M10 vs C63000-M30: properties

C63000-M10C63000-M30

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Bulk Modulus

110 GPa16 Msi
108 GPa15.7 Msi

Yield Strength (0.2% offset)

380 MPa55.1 ksi
345 MPa50 ksi

Elongation at Break

13%
20%

Reduction in Area

20%
30%

Shear Strength

420 MPa60.9 ksi
415 MPa60.2 ksi

Fatigue Strength (Endurance Limit)

250 MPa36.3 ksi
230 MPa33.4 ksi

Fracture Toughness (K_IC)

45 MPa·√m41 ksi·√in
50 MPa·√m45.5 ksi·√in

Charpy V-Notch Impact (RT)

24 J17.7 ft·lbf
30 J22.1 ft·lbf

Hardness, Brinell

197 HB
170 HB

Hardness, Rockwell B

93 HRB
85 HRB

Same in both: Elastic (Young's) Modulus 117 GPa17 Msi · Shear Modulus 44 GPa6.4 Msi · Poisson's Ratio 0.32 · Tensile Strength (Ultimate) 690 MPa100 ksi

Physical

Density and transition temperatures.

Melting Point (Solidus)

1,040°C1,904 °F
1,043°C1,909 °F

Same in both: Density 7.58 g/cm³0.27 lb/in³ · Liquidus Temperature 1,054°C1,929 °F

Thermal

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

Thermal Conductivity

39 W/m·K22.5 BTU/hr·ft·°F
38.9 W/m·K22.5 BTU/hr·ft·°F

Specific Heat Capacity

375 J/kg·K0.09 BTU/lb·°F
419 J/kg·K0.1 BTU/lb·°F

Same in both: Thermal Expansion (CTE, 20–100 °C) 16.2 µm/m·K9 µin/in·°F · Latent Heat of Fusion 210 J/g90.3 BTU/lb · Max Service Temperature (continuous) 300°C572 °F · Min Service Temperature -200°C-328 °F

Electrical

Conductivity and insulation.

Same in both: Electrical Conductivity 7 % IACS · Electrical Resistivity 2.46×10⁻⁷ Ω·m9.69 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.25 V
-0.28 V

Same in both: Corrosion Resistance 78 / 100

Manufacturability

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

Machinability

30 / 100
32 / 100

Machinability Rating (AISI 1212 = 100 %)

30%
32%

Weldability

65 / 100
68 / 100

Formability (cold)

30 / 100
28 / 100

Brazeability / Solderability

30 / 100
35 / 100

Same in both: Polishability 70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

58 MJ/kg24,936 BTU/lb
62 MJ/kg26,655 BTU/lb

Embodied Carbon (primary production)

3.8 kg CO₂/kg
3.9 kg CO₂/kg

Embodied Water

300 L/kg35.9 gal/lb
250 L/kg30 gal/lb

Typical Recycled Content

35%
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 scaleC63000

C63000-M10 vs C63000-M30 — frequently asked

Is C63000-M10 stronger than C63000-M30?

Yes. C63000-M10 has a typical yield strength of 380 MPa (55.1 ksi) against 345 MPa (50 ksi) for C63000-M30 — about 10% more. Tensile strength is 690 MPa (100 ksi) vs 690 MPa (100 ksi).

Which condition does FabDigit quote by default, M10 or M30?

HR50 is the default C63000 condition in the FabDigit quote flow (neither M10 nor M30). 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.

When should I choose C63000-M10 over C63000-M30?

Pick C63000-M10 when strength drives the design. Pick C63000-M30 when the part is bent, formed or impact-loaded.

Ready to make it?

Upload a CAD file and FabDigit prices the part in C63000-M10 and C63000-M30 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.