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Steel S460N +N vs S460N +N t63-80

Steel · S460N temper comparison

S460N +N and S460N +N t63-80 are two conditions of the same steel grade, S460N: +N (normalized) versus +N t63-80 (+N). The chemistry is identical, so every difference below comes from the condition. S460N +N is the stronger of the two: yield strength 490 MPa (71.1 ksi) against 440 MPa (63.8 ksi) for S460N +N t63-80, about 11% more.

S460N +NChoose it when strength drives the design.

S460N +N vs S460N +N t63-80: properties

S460N +NS460N +N t63-80

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Tensile Strength (Ultimate)

600 MPa87 ksi
580 MPa84.1 ksi

Yield Strength (0.2% offset)

490 MPa71.1 ksi
440 MPa63.8 ksi

Elongation at Break

22%
21%

Reduction in Area

55%
53%

Compressive Strength

490 MPa71.1 ksi
440 MPa63.8 ksi

Shear Strength

370 MPa53.7 ksi
355 MPa51.5 ksi

Fatigue Strength (Endurance Limit)

265 MPa38.4 ksi
255 MPa37 ksi

Fracture Toughness (K_IC)

120 MPa·√m109 ksi·√in
108 MPa·√m98.3 ksi·√in

Charpy V-Notch Impact (RT)

110 J81.1 ft·lbf
90 J66.4 ft·lbf

Hardness, Brinell

180 HB
172 HB

Hardness, Rockwell B

89 HRB
86 HRB

Hardness, Vickers

190 HV
181 HV

Same in both: Elastic (Young's) Modulus 210 GPa30.5 Msi · Shear Modulus 81 GPa11.7 Msi · Bulk Modulus 160 GPa23.2 Msi · Poisson's Ratio 0.3

Physical

Density and transition temperatures.

Same in both: Density 7.85 g/cm³0.28 lb/in³ · Melting Point (Solidus) 1,425°C2,597 °F · Liquidus Temperature 1,510°C2,750 °F

Thermal

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

Same in both: Thermal Conductivity 45 W/m·K26 BTU/hr·ft·°F · Specific Heat Capacity 470 J/kg·K0.11 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 12 µm/m·K6.7 µin/in·°F · Latent Heat of Fusion 270 J/g116 BTU/lb · Max Service Temperature (continuous) 350°C662 °F · Min Service Temperature -20°C-4 °F

Electrical

Conductivity and insulation.

Same in both: Electrical Conductivity 8.5 % IACS · Electrical Resistivity 2×10⁻⁷ Ω·m7.87 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Same in both: Galvanic Potential (seawater, vs SCE) -0.62 V · Corrosion Resistance 12 / 100

Manufacturability

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

Machinability

55 / 100
58 / 100

Machinability Rating (AISI 1212 = 100 %)

55%
58%

Weldability

75 / 100
71 / 100

Formability (cold)

55 / 100
50 / 100

Same in both: Brazeability / Solderability 55 / 100 · Polishability 45 / 100

Sustainability

Primary-production footprint per kilogram.

Same in both: Embodied Energy (primary production) 25 MJ/kg10,748 BTU/lb · Embodied Carbon (primary production) 2.1 kg CO₂/kg · Embodied Water 35 L/kg4.2 gal/lb · Typical Recycled Content 30%

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 scaleS460N

S460N +N vs S460N +N t63-80 — frequently asked

Is S460N +N stronger than S460N +N t63-80?

Yes. S460N +N has a typical yield strength of 490 MPa (71.1 ksi) against 440 MPa (63.8 ksi) for S460N +N t63-80 — about 11% more. Tensile strength is 600 MPa (87 ksi) vs 580 MPa (84.1 ksi).

Which condition does FabDigit quote by default, +N or +N t63-80?

+N is the default S460N condition in the FabDigit quote flow. 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 S460N +N over S460N +N t63-80?

Pick S460N +N when strength drives the design.

Ready to make it?

Upload a CAD file and FabDigit prices the part in S460N +N and S460N +N t63-80 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.