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Nickel Alloy CZ-100 vs M-35-1

Nickel Alloy · grade comparison

Nickel Alloy CZ-100 and M-35-1 are both nickel alloy grades. M-35-1 is the stronger of the two: yield strength 205 MPa (29.7 ksi) against 160 MPa (23.2 ksi) for CZ-100, about 28% more; tensile strength follows at 485 MPa (70.3 ksi) vs 380 MPa (55.1 ksi). M-35-1 is the more ductile: elongation 35% versus 25% for CZ-100, and M-35-1 is harder (125 HB vs 110 HB). CZ-100 is stiffer (180 GPa vs 150 GPa) and CZ-100 conducts heat better (50 W/m·K vs 22 W/m·K). On the shop floor, M-35-1 welds better (very good vs good).

M-35-1Choose it when strength drives the design, or when the part is bent, formed or impact-loaded.

CZ-100 vs M-35-1: properties

CZ-100M-35-1

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

180 GPa26.1 Msi
150 GPa21.8 Msi

Shear Modulus

70 GPa10.2 Msi
57 GPa8.3 Msi

Bulk Modulus

170 GPa24.7 Msi
145 GPa21 Msi

Poisson's Ratio

0.31
0.32

Tensile Strength (Ultimate)

380 MPa55.1 ksi
485 MPa70.3 ksi

Yield Strength (0.2% offset)

160 MPa23.2 ksi
205 MPa29.7 ksi

Elongation at Break

25%
35%

Reduction in Area

30%
40%

Compressive Strength

165 MPa23.9 ksi
—

Shear Strength

250 MPa36.3 ksi
330 MPa47.9 ksi

Fatigue Strength (Endurance Limit)

140 MPa20.3 ksi
195 MPa28.3 ksi

Charpy V-Notch Impact (RT)

45 J33.2 ft·lbf
110 J81.1 ft·lbf

Hardness, Brinell

110 HB
125 HB

Hardness, Rockwell B

62 HRB
70 HRB

Hardness, Vickers

115 HV
—

Physical

Density and transition temperatures.

Density

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

Melting Point (Solidus)

1,315°C2,399 °F
1,300°C2,372 °F

Liquidus Temperature

1,400°C2,552 °F
1,350°C2,462 °F

Thermal

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

Thermal Conductivity

50 W/m·K28.9 BTU/hr·ft·°F
22 W/m·K12.7 BTU/hr·ft·°F

Specific Heat Capacity

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

Thermal Expansion (CTE, 20–100 °C)

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

Latent Heat of Fusion

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

Same in both: Max Service Temperature (continuous) 480°C896 °F · Min Service Temperature -196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

12 % IACS
3.4 % IACS

Electrical Resistivity

1.4×10⁻⁷ Ω·m5.51 µΩ·in
5.1×10⁻⁷ Ω·m20.1 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.2 V
-0.15 V

Corrosion Resistance

78 / 100
76 / 100

Manufacturability

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

Machinability

35 / 100
30 / 100

Weldability

60 / 100
72 / 100

Formability (cold)

25 / 100
—

Castability

65 / 100
70 / 100

Brazeability / Solderability

65 / 100
60 / 100

Polishability

70 / 100
60 / 100

Same in both: Machinability Rating (AISI 1212 = 100 %) 30%

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

165 MJ/kg70,937 BTU/lb
125 MJ/kg53,740 BTU/lb

Embodied Carbon (primary production)

13 kg CO₂/kg
9.5 kg CO₂/kg

Embodied Water

200 L/kg24 gal/lb
300 L/kg35.9 gal/lb

Typical Recycled Content

40%
45%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

43 kN·m/kg
55 kN·m/kg

Specific Stiffness (E / density)

20.3 MN·m/kg
17 MN·m/kg

Modulus of Resilience

71 kJ/m³
140 kJ/m³

Thermal Diffusivity

12.4 mm²/s
5.8 mm²/s

Thermal Shock Resistance Index

8
5

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-100M-35-1

Manufacturing and finishing

CapabilityCZ-100M-35-1
Default condition——
Relative cost$$$$ High$$$$ High
Min. machined wall——
Best machined surface——

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

CZ-100 vs M-35-1 — frequently asked

Is M-35-1 stronger than CZ-100?

Yes. M-35-1 has a typical yield strength of 205 MPa (29.7 ksi) against 160 MPa (23.2 ksi) for CZ-100 — about 28% more. Tensile strength is 485 MPa (70.3 ksi) vs 380 MPa (55.1 ksi).

Which is cheaper, CZ-100 or M-35-1?

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, CZ-100 or M-35-1?

CZ-100. Its machinability rates fair (35/100) against poor (30/100) for M-35-1; for welding the order is M-35-1 first (very good, 72/100) then CZ-100 (good, 60/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in CZ-100 and M-35-1 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.