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Stainless Steel 1.4826 vs 1.4848

Stainless Steel · grade comparison

Stainless Steel 1.4826 and 1.4848 are both stainless steel grades. 1.4848 is the stronger of the two: yield strength 280 MPa (40.6 ksi) against 260 MPa (37.7 ksi) for 1.4826, about 8% more. 1.4848 is the more ductile: elongation 14% versus 10% for 1.4826. 1.4848 runs hotter in service (1,100°C vs 1,000°C continuous). On the shop floor, 1.4848 welds better (45 vs 35 out of 100).

1.4848Choose it when strength drives the design, or when the part is bent, formed or impact-loaded.

1.4826 vs 1.4848: properties

1.48261.4848

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Bulk Modulus

145 GPa21 Msi
147 GPa21.3 Msi

Tensile Strength (Ultimate)

520 MPa75.4 ksi
530 MPa76.9 ksi

Yield Strength (0.2% offset)

260 MPa37.7 ksi
280 MPa40.6 ksi

Elongation at Break

10%
14%

Reduction in Area

12%
15%

Compressive Strength

270 MPa39.2 ksi
—

Shear Strength

320 MPa46.4 ksi
345 MPa50 ksi

Fatigue Strength (Endurance Limit)

190 MPa27.6 ksi
200 MPa29 ksi

Fracture Toughness (K_IC)

55 MPa·√m50.1 ksi·√in
—

Charpy V-Notch Impact (RT)

15 J11.1 ft·lbf
12 J8.9 ft·lbf

Hardness, Rockwell B

91 HRB
90 HRB

Same in both: Elastic (Young's) Modulus 185 GPa26.8 Msi · Shear Modulus 72 GPa10.4 Msi · Poisson's Ratio 0.29 · Hardness, Brinell 190 HB · Hardness, Vickers 200 HV

Physical

Density and transition temperatures.

Density

7.7 g/cm³0.28 lb/in³
7.75 g/cm³0.28 lb/in³

Same in both: Melting Point (Solidus) 1,370°C2,498 °F · Liquidus Temperature 1,425°C2,597 °F

Thermal

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

Thermal Conductivity

14.5 W/m·K8.4 BTU/hr·ft·°F
14 W/m·K8.1 BTU/hr·ft·°F

Thermal Expansion (CTE, 20–100 °C)

16 µm/m·K8.9 µin/in·°F
15 µm/m·K8.3 µin/in·°F

Max Service Temperature (continuous)

1,000°C1,832 °F
1,100°C2,012 °F

Min Service Temperature

-40°C-40 °F
-50°C-58 °F

Same in both: Specific Heat Capacity 500 J/kg·K0.12 BTU/lb·°F · Latent Heat of Fusion 270 J/g116 BTU/lb

Electrical

Conductivity and insulation.

Electrical Conductivity

2 % IACS
1.9 % IACS

Electrical Resistivity

8.5×10⁻⁷ Ω·m33.5 µΩ·in
9×10⁻⁷ Ω·m35.4 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.15 V
-0.1 V

Corrosion Resistance

55 / 100
58 / 100

Manufacturability

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

Machinability Rating (AISI 1212 = 100 %)

28%
25%

Weldability

35 / 100
45 / 100

Formability (cold)

5 / 100
8 / 100

Brazeability / Solderability

40 / 100
30 / 100

Same in both: Machinability 25 / 100 · Castability 75 / 100 · Polishability 45 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

50 MJ/kg21,496 BTU/lb
62 MJ/kg26,655 BTU/lb

Embodied Carbon (primary production)

4.3 kg CO₂/kg
4.6 kg CO₂/kg

Embodied Water

160 L/kg19.2 gal/lb
200 L/kg24 gal/lb

Typical Recycled Content

80%
75%

Common Calculations

Ratios derived from the values above.

Specific Stiffness (E / density)

24 MN·m/kg
23.9 MN·m/kg

Modulus of Resilience

183 kJ/m³
212 kJ/m³

Thermal Diffusivity

3.8 mm²/s
3.6 mm²/s

Same in both: Specific Strength (UTS / density) 68 kN·m/kg · Thermal Shock Resistance Index 3

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 scale1.48481.4826

Manufacturing and finishing

Capability1.48261.4848
Default condition——
Relative cost$$$ Premium$$$ Premium
Min. machined wall——
Best machined surface——

Both take the same 7 finishes: Electroless Nickel (EN), Epoxy Coating, Gold Plating, Hard Chrome Plating, Pickling, Plasma Spray, Silver Plating.

1.4826 vs 1.4848 — frequently asked

Is 1.4848 stronger than 1.4826?

Yes. 1.4848 has a typical yield strength of 280 MPa (40.6 ksi) against 260 MPa (37.7 ksi) for 1.4826 — about 8% more. Tensile strength is 530 MPa (76.9 ksi) vs 520 MPa (75.4 ksi).

Which is cheaper, 1.4826 or 1.4848?

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

Which welds better, 1.4826 or 1.4848?

1.4848. Its weldability rates fair (45/100) against fair (35/100) for 1.4826.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1.4826 and 1.4848 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.