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Stainless Steel 1.4837 vs HT

Stainless Steel · grade comparison

Stainless Steel 1.4837 and HT are both stainless steel grades. 1.4837 is the stronger of the two: tensile strength 520 MPa (75.4 ksi) against 485 MPa (70.3 ksi) for HT, about 7% more. 1.4837 is the more ductile: elongation 12% versus 10% for HT, and 1.4837 is harder (190 HB vs 180 HB). 1.4837 is stiffer (185 GPa vs 175 GPa) and 1.4837 conducts heat better (14.5 W/m·K vs 12.5 W/m·K). On the shop floor, 1.4837 sits in a lower cost tier (premium, $$$) than HT (high, $$$$).

1.4837Choose it when strength drives the design, or when the part is bent, formed or impact-loaded.

1.4837 vs HT: properties

1.4837HT

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

185 GPa26.8 Msi
175 GPa25.4 Msi

Shear Modulus

72 GPa10.4 Msi
68 GPa9.9 Msi

Bulk Modulus

150 GPa21.8 Msi
140 GPa20.3 Msi

Tensile Strength (Ultimate)

520 MPa75.4 ksi
485 MPa70.3 ksi

Yield Strength (0.2% offset)

265 MPa38.4 ksi
275 MPa39.9 ksi

Elongation at Break

12%
10%

Reduction in Area

15%
10%

Compressive Strength

270 MPa39.2 ksi
—

Shear Strength

340 MPa49.3 ksi
300 MPa43.5 ksi

Fatigue Strength (Endurance Limit)

200 MPa29 ksi
170 MPa24.7 ksi

Charpy V-Notch Impact (RT)

15 J11.1 ft·lbf
8 J5.9 ft·lbf

Hardness, Brinell

190 HB
180 HB

Hardness, Rockwell B

92 HRB
88 HRB

Hardness, Vickers

200 HV
190 HV

Same in both: Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Density

7.7 g/cm³0.28 lb/in³
7.9 g/cm³0.29 lb/in³

Melting Point (Solidus)

1,370°C2,498 °F
1,340°C2,444 °F

Liquidus Temperature

1,420°C2,588 °F
1,400°C2,552 °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
12.5 W/m·K7.2 BTU/hr·ft·°F

Thermal Expansion (CTE, 20–100 °C)

16 µm/m·K8.9 µin/in·°F
14.7 µm/m·K8.2 µin/in·°F

Max Service Temperature (continuous)

1,050°C1,922 °F
1,100°C2,012 °F

Min Service Temperature

-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

1.9 % IACS
1.7 % IACS

Electrical Resistivity

9×10⁻⁷ Ω·m35.4 µΩ·in
1×10⁻⁶ Ω·m39.4 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.15 V
-0.1 V

Corrosion Resistance

62 / 100
55 / 100

Manufacturability

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

Machinability

22 / 100
25 / 100

Weldability

40 / 100
35 / 100

Formability (cold)

12 / 100
5 / 100

Castability

72 / 100
75 / 100

Brazeability / Solderability

—
40 / 100

Same in both: Machinability Rating (AISI 1212 = 100 %) 25% · Polishability 40 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

58 MJ/kg24,936 BTU/lb
78 MJ/kg33,534 BTU/lb

Embodied Carbon (primary production)

4.3 kg CO₂/kg
5.6 kg CO₂/kg

Typical Recycled Content

70%
60%

Same in both: Embodied Water 200 L/kg24 gal/lb

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

68 kN·m/kg
61 kN·m/kg

Specific Stiffness (E / density)

24 MN·m/kg
22.2 MN·m/kg

Modulus of Resilience

190 kJ/m³
216 kJ/m³

Thermal Diffusivity

3.8 mm²/s
3.2 mm²/s

Thermal Shock Resistance Index

3
2

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 scale1.4837HT

Manufacturing and finishing

Capability1.4837HT
Default condition——
Relative cost$$$ Premium$$$$ High
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.

1.4837 vs HT — frequently asked

Is 1.4837 stronger than HT?

Yes. 1.4837 has a typical tensile strength of 520 MPa (75.4 ksi) against 485 MPa (70.3 ksi) for HT — about 7% more.

Which is cheaper, 1.4837 or HT?

1.4837 is the lower-cost material: it sits in the premium tier ($$$) while HT is high ($$$$). Part price depends far more on geometry, tolerance and quantity than on raw stock — upload a CAD file for a live quote.

Which welds better, 1.4837 or HT?

1.4837. Its weldability rates fair (40/100) against fair (35/100) for HT.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1.4837 and HT 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.