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Stainless Steel Custom 465-H1100 vs Custom 465-H1150

Stainless Steel · Custom 465 temper comparison

Custom 465-H1100 and Custom 465-H1150 are two conditions of the same stainless steel grade, Custom 465: H1100 (aged 593 °C (1100 °F) for 4 h) versus H1150 (overaged 621 °C (1150 °F) for 4 h, maximum toughness). The chemistry is identical, so every difference below comes from the condition. Custom 465-H1100 is the stronger of the two: yield strength 1,310 MPa (190 ksi) against 1,170 MPa (170 ksi) for Custom 465-H1150, about 12% more; tensile strength follows at 1,400 MPa (203 ksi) vs 1,275 MPa (185 ksi). Custom 465-H1100 is harder — 43 HRC against 40 HRC for Custom 465-H1150 — which matters for wear surfaces and threads.

Custom 465-H1100Choose it when strength drives the design, or when surface hardness matters.

Custom 465-H1100 vs Custom 465-H1150: properties

Custom 465-H1100Custom 465-H1150

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Tensile Strength (Ultimate)

1,400 MPa203 ksi
1,275 MPa185 ksi

Yield Strength (0.2% offset)

1,310 MPa190 ksi
1,170 MPa170 ksi

Elongation at Break

16%
17%

Reduction in Area

58%
60%

Compressive Strength

1,345 MPa195 ksi
1,200 MPa174 ksi

Shear Strength

840 MPa122 ksi
770 MPa112 ksi

Fatigue Strength (Endurance Limit)

635 MPa92.1 ksi
580 MPa84.1 ksi

Fracture Toughness (K_IC)

110 MPa·√m100 ksi·√in
130 MPa·√m118 ksi·√in

Charpy V-Notch Impact (RT)

55 J40.6 ft·lbf
65 J47.9 ft·lbf

Hardness, Rockwell C

43 HRC
40 HRC

Hardness, Vickers

423 HV
392 HV

Same in both: Elastic (Young's) Modulus 200 GPa29 Msi · Shear Modulus 77 GPa11.2 Msi · Bulk Modulus 160 GPa23.2 Msi · Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Same in both: Density 7.78 g/cm³0.28 lb/in³ · Melting Point (Solidus) 1,400°C2,552 °F · Liquidus Temperature 1,440°C2,624 °F

Thermal

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

Thermal Conductivity

17 W/m·K9.8 BTU/hr·ft·°F
17.5 W/m·K10.1 BTU/hr·ft·°F

Max Service Temperature (continuous)

430°C806 °F
450°C842 °F

Same in both: Specific Heat Capacity 460 J/kg·K0.11 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 10.4 µm/m·K5.8 µin/in·°F · Min Service Temperature -75°C-103 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

7.6×10⁻⁷ Ω·m29.9 µΩ·in
7.5×10⁻⁷ Ω·m29.5 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

58 / 100
59 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -0.15 V

Manufacturability

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

Machinability

30 / 100
32 / 100

Machinability Rating (AISI 1212 = 100 %)

28%
30%

Weldability

50 / 100
52 / 100

Formability (cold)

20 / 100
24 / 100

Same in both: Polishability 80 / 100

Sustainability

Primary-production footprint per kilogram.

Same in both: Embodied Energy (primary production) 85 MJ/kg36,543 BTU/lb · Embodied Carbon (primary production) 5.6 kg CO₂/kg · Embodied Water 250 L/kg30 gal/lb · Typical Recycled Content 35%

Strength versus weight

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

3005007001,0001,5002,0007.27.47.67.888.2Density (g/cm³)Yield strength (MPa) — log scaleCustom 465

Custom 465-H1100 vs Custom 465-H1150 — frequently asked

Is Custom 465-H1100 stronger than Custom 465-H1150?

Yes. Custom 465-H1100 has a typical yield strength of 1,310 MPa (190 ksi) against 1,170 MPa (170 ksi) for Custom 465-H1150 — about 12% more. Tensile strength is 1,400 MPa (203 ksi) vs 1,275 MPa (185 ksi).

Which condition does FabDigit quote by default, H1100 or H1150?

Condition A is the default Custom 465 condition in the FabDigit quote flow (neither H1100 nor H1150). 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 Custom 465-H1100 over Custom 465-H1150?

Pick Custom 465-H1100 when strength drives the design, or when surface hardness matters.

Ready to make it?

Upload a CAD file and FabDigit prices the part in Custom 465-H1100 and Custom 465-H1150 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.