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Stainless Steel 1.4848 vs ZG0Cr18Ni9

Stainless Steel · grade comparison

Stainless Steel 1.4848 and ZG0Cr18Ni9 are both stainless steel grades. 1.4848 is the stronger of the two: yield strength 280 MPa (40.6 ksi) against 245 MPa (35.5 ksi) for ZG0Cr18Ni9, about 14% more. In exchange, ZG0Cr18Ni9 is the more ductile: elongation 55% versus 14% for 1.4848, and 1.4848 is harder (190 HB vs 140 HB). 1.4848 runs hotter in service (1,100°C vs 425°C continuous) and ZG0Cr18Ni9 conducts heat better (16.2 W/m·K vs 14 W/m·K). On the shop floor, ZG0Cr18Ni9 machines more easily (fair vs poor) and ZG0Cr18Ni9 welds better (excellent vs fair).

1.4848Choose it when strength drives the design, or when the part sees heat.

ZG0Cr18Ni9Choose it when the part is bent, formed or impact-loaded, or when the part is machined in volume.

1.4848 vs ZG0Cr18Ni9: properties

1.4848ZG0Cr18Ni9

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

185 GPa26.8 Msi
193 GPa28 Msi

Shear Modulus

72 GPa10.4 Msi
75 GPa10.9 Msi

Bulk Modulus

147 GPa21.3 Msi
145 GPa21 Msi

Tensile Strength (Ultimate)

530 MPa76.9 ksi
525 MPa76.1 ksi

Yield Strength (0.2% offset)

280 MPa40.6 ksi
245 MPa35.5 ksi

Elongation at Break

14%
55%

Reduction in Area

15%
60%

Shear Strength

345 MPa50 ksi
380 MPa55.1 ksi

Fatigue Strength (Endurance Limit)

200 MPa29 ksi
220 MPa31.9 ksi

Charpy V-Notch Impact (RT)

12 J8.9 ft·lbf
130 J95.9 ft·lbf

Hardness, Brinell

190 HB
140 HB

Hardness, Rockwell B

90 HRB
78 HRB

Hardness, Vickers

200 HV
150 HV

Compressive Strength

—
245 MPa35.5 ksi

Fracture Toughness (K_IC)

—
200 MPa·√m182 ksi·√in

Same in both: Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Melting Point (Solidus)

1,370°C2,498 °F
1,400°C2,552 °F

Liquidus Temperature

1,425°C2,597 °F
1,450°C2,642 °F

Same in both: Density 7.75 g/cm³0.28 lb/in³

Thermal

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

Thermal Conductivity

14 W/m·K8.1 BTU/hr·ft·°F
16.2 W/m·K9.4 BTU/hr·ft·°F

Thermal Expansion (CTE, 20–100 °C)

15 µm/m·K8.3 µin/in·°F
17 µm/m·K9.4 µin/in·°F

Max Service Temperature (continuous)

1,100°C2,012 °F
425°C797 °F

Min Service Temperature

-50°C-58 °F
-196°C-321 °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

1.9 % IACS
2.4 % IACS

Electrical Resistivity

9×10⁻⁷ Ω·m35.4 µΩ·in
7.2×10⁻⁷ Ω·m28.3 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.1 V
-0.08 V

Corrosion Resistance

58 / 100
70 / 100

Manufacturability

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

Machinability

25 / 100
38 / 100

Machinability Rating (AISI 1212 = 100 %)

25%
42%

Weldability

45 / 100
92 / 100

Formability (cold)

8 / 100
20 / 100

Castability

75 / 100
72 / 100

Brazeability / Solderability

30 / 100
55 / 100

Polishability

45 / 100
60 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

62 MJ/kg26,655 BTU/lb
55 MJ/kg23,646 BTU/lb

Embodied Carbon (primary production)

4.6 kg CO₂/kg
5 kg CO₂/kg

Embodied Water

200 L/kg24 gal/lb
180 L/kg21.6 gal/lb

Same in both: Typical Recycled Content 75%

Common Calculations

Ratios derived from the values above.

Specific Stiffness (E / density)

23.9 MN·m/kg
24.9 MN·m/kg

Modulus of Resilience

212 kJ/m³
156 kJ/m³

Thermal Diffusivity

3.6 mm²/s
4.2 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 scale1.4848ZG0Cr18Ni9

Manufacturing and finishing

Capability1.4848ZG0Cr18Ni9
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.

1.4848 vs ZG0Cr18Ni9 — frequently asked

Is 1.4848 stronger than ZG0Cr18Ni9?

Yes. 1.4848 has a typical yield strength of 280 MPa (40.6 ksi) against 245 MPa (35.5 ksi) for ZG0Cr18Ni9 — about 14% more. Tensile strength is 530 MPa (76.9 ksi) vs 525 MPa (76.1 ksi).

Which is cheaper, 1.4848 or ZG0Cr18Ni9?

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 is easier to machine, 1.4848 or ZG0Cr18Ni9?

ZG0Cr18Ni9. Its machinability rates fair (38/100) against poor (25/100) for 1.4848; for welding the order is ZG0Cr18Ni9 first (excellent, 92/100) then 1.4848 (fair, 45/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1.4848 and ZG0Cr18Ni9 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.