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Steel 1010 vs C4C

Steel · grade comparison

Steel 1010 and C4C are both steel grades. C4C is the stronger of the two: yield strength 210 MPa (30.5 ksi) against 180 MPa (26.1 ksi) for 1010, about 17% more. C4C is the more ductile: elongation 38% versus 28% for 1010. C4C conducts heat better (58 W/m·K vs 49.8 W/m·K).

C4CChoose it when strength drives the design, or when the part is bent, formed or impact-loaded.

1010 vs C4C: properties

1010C4C

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

200 GPa29 Msi
207 GPa30 Msi

Tensile Strength (Ultimate)

325 MPa47.1 ksi
330 MPa47.9 ksi

Yield Strength (0.2% offset)

180 MPa26.1 ksi
210 MPa30.5 ksi

Elongation at Break

28%
38%

Reduction in Area

50%
70%

Shear Strength

220 MPa31.9 ksi
210 MPa30.5 ksi

Fatigue Strength (Endurance Limit)

160 MPa23.2 ksi
155 MPa22.5 ksi

Fracture Toughness (K_IC)

140 MPa·√m127 ksi·√in
120 MPa·√m109 ksi·√in

Charpy V-Notch Impact (RT)

95 J70.1 ft·lbf
150 J111 ft·lbf

Compressive Strength

—
210 MPa30.5 ksi

Same in both: Shear Modulus 80 GPa11.6 Msi · Bulk Modulus 160 GPa23.2 Msi · Poisson's Ratio 0.29 · Hardness, Brinell 95 HB · Hardness, Rockwell B 55 HRB · Hardness, Vickers 100 HV

Physical

Density and transition temperatures.

Melting Point (Solidus)

1,495°C2,723 °F
1,500°C2,732 °F

Liquidus Temperature

1,525°C2,777 °F
1,533°C2,791 °F

Same in both: Density 7.87 g/cm³0.28 lb/in³

Thermal

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

Thermal Conductivity

49.8 W/m·K28.8 BTU/hr·ft·°F
58 W/m·K33.5 BTU/hr·ft·°F

Specific Heat Capacity

448 J/kg·K0.11 BTU/lb·°F
480 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

12.2 µm/m·K6.8 µin/in·°F
11.9 µm/m·K6.6 µin/in·°F

Min Service Temperature

-30°C-22 °F
-40°C-40 °F

Same in both: Latent Heat of Fusion 247 J/g106 BTU/lb · Max Service Temperature (continuous) 400°C752 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

12 % IACS
11.5 % IACS

Electrical Resistivity

1.43×10⁻⁷ Ω·m5.63 µΩ·in
1.5×10⁻⁷ Ω·m5.91 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.61 V
-0.65 V

Same in both: Corrosion Resistance 10 / 100

Manufacturability

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

Machinability Rating (AISI 1212 = 100 %)

55%
50%

Formability (cold)

90 / 100
96 / 100

Polishability

40 / 100
45 / 100

Same in both: Machinability 42 / 100 · Weldability 95 / 100 · Brazeability / Solderability 80 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

24 MJ/kg10,318 BTU/lb
25 MJ/kg10,748 BTU/lb

Embodied Carbon (primary production)

1.9 kg CO₂/kg
2 kg CO₂/kg

Embodied Water

35 L/kg4.2 gal/lb
40 L/kg4.8 gal/lb

Typical Recycled Content

30%
25%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

41 kN·m/kg
42 kN·m/kg

Specific Stiffness (E / density)

25.4 MN·m/kg
26.3 MN·m/kg

Modulus of Resilience

81 kJ/m³
107 kJ/m³

Thermal Diffusivity

14.1 mm²/s
15.4 mm²/s

Thermal Shock Resistance Index

7
8

Strength versus weight

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

2005001,0002,0007.588.5Density (g/cm³)Yield strength (MPa) — log scale1010C4C

Manufacturing and finishing

Capability1010C4C
CNC machiningYes—
Sheet metalYes—
Default conditionHR—
Relative cost$ Budget$ Budget
Min. machined wall0.8 mm—
Best machined surfaceRa 1.6 µm—
AlCrNYes—
AlTiNYes—
Black OxideYes—
CVD Al2O3Yes—
CVD TiCNYes—
CVD TiNYes—
CerakoteYes—
Chrome PlatingYes—
CrNYes—
DLCYes—
E-CoatingYes—
HVOF CoatingYes—
Hot-Dip GalvanizingYes—
MoS2Yes—
Multilayer CVDYes—
Nickel PlatingYes—
PTFE CoatingYes—
PaintingYes—

They share 9 finishes: Copper Plating, Electroless Nickel (EN), Epoxy Coating, Gold Plating, Hard Chrome Plating, Manganese Phosphate, Plasma Spray, Silver Plating, Zinc Phosphate.

1010 vs C4C — frequently asked

Is C4C stronger than 1010?

Yes. C4C has a typical yield strength of 210 MPa (30.5 ksi) against 180 MPa (26.1 ksi) for 1010 — about 17% more. Tensile strength is 330 MPa (47.9 ksi) vs 325 MPa (47.1 ksi).

Which is cheaper, 1010 or C4C?

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

When should I choose 1010 over C4C?

Pick C4C when strength drives the design, or when the part is bent, formed or impact-loaded.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1010 and C4C 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.