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Nickel Alloy CY5SnBiM vs CZ-100

Nickel Alloy · grade comparison

Nickel Alloy CY5SnBiM and CZ-100 are both nickel alloy grades. CY5SnBiM is the stronger of the two: yield strength 200 MPa (29 ksi) against 160 MPa (23.2 ksi) for CZ-100, about 25% more. In exchange, CZ-100 is the more ductile: elongation 25% versus 18% for CY5SnBiM, and CY5SnBiM is harder (130 HB vs 110 HB). CZ-100 is stiffer (180 GPa vs 150 GPa) and CZ-100 runs hotter in service (480°C vs 425°C continuous). On the shop floor, CY5SnBiM machines more easily (good vs fair) and CZ-100 welds better (good vs poor).

CY5SnBiMChoose it when strength drives the design, or when the part is machined in volume.

CZ-100Choose it when the part is bent, formed or impact-loaded, or when the part sees heat.

CY5SnBiM vs CZ-100: properties

CY5SnBiMCZ-100

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

150 GPa21.8 Msi
180 GPa26.1 Msi

Shear Modulus

57 GPa8.3 Msi
70 GPa10.2 Msi

Bulk Modulus

140 GPa20.3 Msi
170 GPa24.7 Msi

Poisson's Ratio

0.32
0.31

Tensile Strength (Ultimate)

390 MPa56.6 ksi
380 MPa55.1 ksi

Yield Strength (0.2% offset)

200 MPa29 ksi
160 MPa23.2 ksi

Elongation at Break

18%
25%

Reduction in Area

20%
30%

Shear Strength

280 MPa40.6 ksi
250 MPa36.3 ksi

Fatigue Strength (Endurance Limit)

150 MPa21.8 ksi
140 MPa20.3 ksi

Charpy V-Notch Impact (RT)

25 J18.4 ft·lbf
45 J33.2 ft·lbf

Hardness, Brinell

130 HB
110 HB

Hardness, Rockwell B

73 HRB
62 HRB

Hardness, Vickers

137 HV
115 HV

Compressive Strength

—
165 MPa23.9 ksi

Physical

Density and transition temperatures.

Density

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

Melting Point (Solidus)

1,290°C2,354 °F
1,315°C2,399 °F

Liquidus Temperature

1,340°C2,444 °F
1,400°C2,552 °F

Thermal

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

Thermal Conductivity

21 W/m·K12.1 BTU/hr·ft·°F
50 W/m·K28.9 BTU/hr·ft·°F

Specific Heat Capacity

430 J/kg·K0.1 BTU/lb·°F
456 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

13.9 µm/m·K7.7 µin/in·°F
13.3 µm/m·K7.4 µin/in·°F

Latent Heat of Fusion

290 J/g125 BTU/lb
297 J/g128 BTU/lb

Max Service Temperature (continuous)

425°C797 °F
480°C896 °F

Min Service Temperature

-100°C-148 °F
-196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

3.2 % IACS
12 % IACS

Electrical Resistivity

5.4×10⁻⁷ Ω·m21.3 µΩ·in
1.4×10⁻⁷ Ω·m5.51 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.17 V
-0.2 V

Corrosion Resistance

80 / 100
78 / 100

Manufacturability

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

Machinability

55 / 100
35 / 100

Machinability Rating (AISI 1212 = 100 %)

40%
30%

Weldability

25 / 100
60 / 100

Formability (cold)

10 / 100
25 / 100

Castability

70 / 100
65 / 100

Brazeability / Solderability

50 / 100
65 / 100

Same in both: Polishability 70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

110 MJ/kg47,292 BTU/lb
165 MJ/kg70,937 BTU/lb

Embodied Carbon (primary production)

11 kg CO₂/kg
13 kg CO₂/kg

Embodied Water

220 L/kg26.4 gal/lb
200 L/kg24 gal/lb

Same in both: Typical Recycled Content 40%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

45 kN·m/kg
43 kN·m/kg

Specific Stiffness (E / density)

17.1 MN·m/kg
20.3 MN·m/kg

Modulus of Resilience

133 kJ/m³
71 kJ/m³

Thermal Diffusivity

5.6 mm²/s
12.4 mm²/s

Thermal Shock Resistance Index

4
8

Strength versus weight

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

2005001,0006.577.588.59Density (g/cm³)Yield strength (MPa) — log scaleCZ-100CY5SnBiM

Manufacturing and finishing

CapabilityCY5SnBiMCZ-100
Default condition——
Relative cost$$$$ High$$$$ High
Min. machined wall——
Best machined surface——

Both take the same 3 finishes: Gold Plating, Plasma Spray, Silver Plating.

CY5SnBiM vs CZ-100 — frequently asked

Is CY5SnBiM stronger than CZ-100?

Yes. CY5SnBiM has a typical yield strength of 200 MPa (29 ksi) against 160 MPa (23.2 ksi) for CZ-100 — about 25% more. Tensile strength is 390 MPa (56.6 ksi) vs 380 MPa (55.1 ksi).

Which is cheaper, CY5SnBiM or CZ-100?

Both sit in the same relative cost tier ($$$$, high); the part price will be decided by machining time, tolerance and quantity rather than by the material.

Which is easier to machine, CY5SnBiM or CZ-100?

CY5SnBiM. Its machinability rates good (55/100) against fair (35/100) for CZ-100; for welding the order is CZ-100 first (good, 60/100) then CY5SnBiM (poor, 25/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in CY5SnBiM and CZ-100 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.