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Copper Alloy C87610 vs C95500

Copper Alloy · grade comparison

Copper Alloy C87610 and C95500 are both copper alloy grades. C95500 is the stronger of the two: yield strength 300 MPa (43.5 ksi) against 170 MPa (24.7 ksi) for C87610, about 76% more; tensile strength follows at 700 MPa (102 ksi) vs 380 MPa (55.1 ksi). In exchange, C87610 is the more ductile: elongation 20% versus 8% for C95500, and C95500 is harder (192 HB vs 100 HB). C95500 is lighter (7.53 g/cm³ vs 8.3 g/cm³ for C87610) and C95500 runs hotter in service (300°C vs 200°C continuous). On the shop floor, C87610 welds better (excellent vs good) and C87610 sits in a lower cost tier (high, $$$$) than C95500 (specialty, $$$$$).

C87610Choose it when the part is bent, formed or impact-loaded, or when it will be welded.

C95500Choose it when strength drives the design, or when weight is the constraint.

C87610 vs C95500: properties

C87610C95500

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

105 GPa15.2 Msi
110 GPa16 Msi

Shear Modulus

39 GPa5.7 Msi
42 GPa6.1 Msi

Bulk Modulus

110 GPa16 Msi
102 GPa14.8 Msi

Poisson's Ratio

0.34
0.32

Tensile Strength (Ultimate)

380 MPa55.1 ksi
700 MPa102 ksi

Yield Strength (0.2% offset)

170 MPa24.7 ksi
300 MPa43.5 ksi

Elongation at Break

20%
8%

Reduction in Area

18%
—

Compressive Strength

400 MPa58 ksi
—

Shear Strength

240 MPa34.8 ksi
425 MPa61.6 ksi

Fatigue Strength (Endurance Limit)

110 MPa16 ksi
240 MPa34.8 ksi

Charpy V-Notch Impact (RT)

30 J22.1 ft·lbf
20 J14.8 ft·lbf

Hardness, Brinell

100 HB
192 HB

Hardness, Rockwell B

58 HRB
92 HRB

Hardness, Vickers

105 HV
—

Fracture Toughness (K_IC)

—
50 MPa·√m45.5 ksi·√in

Physical

Density and transition temperatures.

Density

8.3 g/cm³0.3 lb/in³
7.53 g/cm³0.27 lb/in³

Melting Point (Solidus)

820°C1,508 °F
1,054°C1,929 °F

Liquidus Temperature

955°C1,751 °F
1,064°C1,947 °F

Thermal

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

Thermal Conductivity

29 W/m·K16.8 BTU/hr·ft·°F
42 W/m·K24.3 BTU/hr·ft·°F

Specific Heat Capacity

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

Thermal Expansion (CTE, 20–100 °C)

18 µm/m·K10 µin/in·°F
16.2 µm/m·K9 µin/in·°F

Latent Heat of Fusion

205 J/g88.1 BTU/lb
210 J/g90.3 BTU/lb

Max Service Temperature (continuous)

200°C392 °F
300°C572 °F

Min Service Temperature

-196°C-321 °F
-100°C-148 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

6.7 % IACS
8.5 % IACS

Electrical Resistivity

2.6×10⁻⁷ Ω·m10.2 µΩ·in
2.03×10⁻⁷ Ω·m7.99 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.26 V
-0.28 V

Corrosion Resistance

72 / 100
80 / 100

Manufacturability

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

Machinability

42 / 100
40 / 100

Machinability Rating (AISI 1212 = 100 %)

45%
50%

Weldability

88 / 100
60 / 100

Formability (cold)

20 / 100
15 / 100

Castability

82 / 100
75 / 100

Brazeability / Solderability

80 / 100
30 / 100

Polishability

78 / 100
70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

48 MJ/kg20,636 BTU/lb
60 MJ/kg25,795 BTU/lb

Embodied Carbon (primary production)

3.2 kg CO₂/kg
4.2 kg CO₂/kg

Embodied Water

350 L/kg41.9 gal/lb
250 L/kg30 gal/lb

Typical Recycled Content

75%
40%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

46 kN·m/kg
93 kN·m/kg

Specific Stiffness (E / density)

12.7 MN·m/kg
14.6 MN·m/kg

Modulus of Resilience

138 kJ/m³
409 kJ/m³

Thermal Diffusivity

9.3 mm²/s
13.3 mm²/s

Thermal Shock Resistance Index

6
16

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 scaleC95500C87610

Manufacturing and finishing

CapabilityC87610C95500
CNC machining—Yes
Default condition—As Cast
Relative cost$$$$ High$$$$$ Specialty
Min. machined wall—0.8 mm
Best machined surface—Ra 1.6 µm
Chrome Plating—Yes
Electropolishing—Yes
Nickel Plating—Yes
Painting—Yes
Tin Plating—Yes

They share 4 finishes: Copper Plating, Electroless Nickel (EN), Gold Plating, Silver Plating.

C87610 vs C95500 — frequently asked

Is C95500 stronger than C87610?

Yes. C95500 has a typical yield strength of 300 MPa (43.5 ksi) against 170 MPa (24.7 ksi) for C87610 — about 76% more. Tensile strength is 700 MPa (102 ksi) vs 380 MPa (55.1 ksi).

Which is cheaper, C87610 or C95500?

C87610 is the lower-cost material: it sits in the high tier ($$$$) while C95500 is specialty ($$$$$). Part price depends far more on geometry, tolerance and quantity than on raw stock — upload a CAD file for a live quote.

Which welds better, C87610 or C95500?

C87610. Its weldability rates excellent (88/100) against good (60/100) for C95500.

Ready to make it?

Upload a CAD file and FabDigit prices the part in C87610 and C95500 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.