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Nickel Beryllium 360-A vs Nickel Beryllium 360-HT

Nickel Alloy · Nickel Beryllium 360 temper comparison

Nickel Beryllium 360-A and Nickel Beryllium 360-HT are two conditions of the same nickel alloy grade, Nickel Beryllium 360: A (solution annealed) versus HT. The chemistry is identical, so every difference below comes from the condition. Nickel Beryllium 360-HT is the stronger of the two: yield strength 1,520 MPa (220 ksi) against 340 MPa (49.3 ksi) for Nickel Beryllium 360-A, about 4.5 times as much; tensile strength follows at 1,830 MPa (265 ksi) vs 760 MPa (110 ksi). In exchange, Nickel Beryllium 360-A is the more ductile: elongation 35% versus 3% for Nickel Beryllium 360-HT, and Nickel Beryllium 360-HT is harder (56 HRC vs 52 HRC). Nickel Beryllium 360-HT runs hotter in service (400°C vs 350°C continuous) and Nickel Beryllium 360-HT conducts heat better (48 W/m·K vs 30 W/m·K). On the shop floor, Nickel Beryllium 360-A machines more easily (fair vs poor) and Nickel Beryllium 360-A welds better (good vs poor).

Nickel Beryllium 360-AChoose it when the part is bent, formed or impact-loaded, or when the part is machined in volume.

Nickel Beryllium 360-HTChoose it when strength drives the design, or when the part sees heat.

Nickel Beryllium 360-A vs Nickel Beryllium 360-HT: properties

Nickel Beryllium 360-ANickel Beryllium 360-HT

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

200 GPa29 Msi
207 GPa30 Msi

Shear Modulus

77 GPa11.2 Msi
79 GPa11.5 Msi

Bulk Modulus

167 GPa24.2 Msi
171 GPa24.8 Msi

Tensile Strength (Ultimate)

760 MPa110 ksi
1,830 MPa265 ksi

Yield Strength (0.2% offset)

340 MPa49.3 ksi
1,520 MPa220 ksi

Elongation at Break

35%
3%

Reduction in Area

50%
8%

Compressive Strength

1,250 MPa181 ksi
1,600 MPa232 ksi

Shear Strength

470 MPa68.2 ksi
1,100 MPa160 ksi

Fatigue Strength (Endurance Limit)

300 MPa43.5 ksi
680 MPa98.6 ksi

Charpy V-Notch Impact (RT)

60 J44.3 ft·lbf
7 J5.2 ft·lbf

Hardness, Rockwell C

52 HRC
56 HRC

Hardness, Vickers

215 HV
630 HV

Same in both: Poisson's Ratio 0.3

Physical

Density and transition temperatures.

Liquidus Temperature

1,330°C2,426 °F
1,370°C2,498 °F

Same in both: Density 8.26 g/cm³0.3 lb/in³ · Melting Point (Solidus) 1,300°C2,372 °F

Thermal

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

Thermal Conductivity

30 W/m·K17.3 BTU/hr·ft·°F
48 W/m·K27.7 BTU/hr·ft·°F

Thermal Expansion (CTE, 20–100 °C)

13.5 µm/m·K7.5 µin/in·°F
13.2 µm/m·K7.3 µin/in·°F

Max Service Temperature (continuous)

350°C662 °F
400°C752 °F

Same in both: Specific Heat Capacity 420 J/kg·K0.1 BTU/lb·°F · Latent Heat of Fusion 295 J/g127 BTU/lb · Min Service Temperature -200°C-328 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

5 % IACS
7 % IACS

Electrical Resistivity

3.4×10⁻⁷ Ω·m13.4 µΩ·in
2.5×10⁻⁷ Ω·m9.84 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Same in both: Galvanic Potential (seawater, vs SCE) -0.15 V · Corrosion Resistance 62 / 100

Manufacturability

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

Machinability

35 / 100
15 / 100

Machinability Rating (AISI 1212 = 100 %)

25%
10%

Weldability

55 / 100
25 / 100

Formability (cold)

70 / 100
12 / 100

Brazeability / Solderability

50 / 100
45 / 100

Polishability

70 / 100
80 / 100

Same in both: Castability 45 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

220 MJ/kg94,583 BTU/lb
320 MJ/kg137,575 BTU/lb

Embodied Carbon (primary production)

15 kg CO₂/kg
22 kg CO₂/kg

Same in both: Embodied Water 600 L/kg71.9 gal/lb · Typical Recycled Content 20%

Strength versus weight

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

2005001,0006.577.588.59Density (g/cm³)Yield strength (MPa) — log scaleNickel Beryllium 360

Nickel Beryllium 360-A vs Nickel Beryllium 360-HT — frequently asked

Is Nickel Beryllium 360-HT stronger than Nickel Beryllium 360-A?

Yes. Nickel Beryllium 360-HT has a typical yield strength of 1,520 MPa (220 ksi) against 340 MPa (49.3 ksi) for Nickel Beryllium 360-A — about 4.5 times as much. Tensile strength is 1,830 MPa (265 ksi) vs 760 MPa (110 ksi).

Which condition does FabDigit quote by default, A or HT?

AT is the default Nickel Beryllium 360 condition in the FabDigit quote flow (neither A nor HT). 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.

Which is easier to machine, Nickel Beryllium 360-A or Nickel Beryllium 360-HT?

Nickel Beryllium 360-A. Its machinability rates fair (35/100) against poor (15/100) for Nickel Beryllium 360-HT; for welding the order is Nickel Beryllium 360-A first (good, 55/100) then Nickel Beryllium 360-HT (poor, 25/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in Nickel Beryllium 360-A and Nickel Beryllium 360-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.