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Precious Metal BAg-1 vs BAg-34

Precious Metal · grade comparison

Precious Metal BAg-1 and BAg-34 are both precious metal grades. BAg-34 is the stronger of the two: yield strength 250 MPa (36.3 ksi) against 200 MPa (29 ksi) for BAg-1, about 25% more. BAg-34 is the more ductile: elongation 25% versus 21% for BAg-1, and BAg-34 is harder (100 HB vs 90 HB). BAg-34 is lighter (9 g/cm³ vs 9.3 g/cm³ for BAg-1) and BAg-1 conducts heat better (100 W/m·K vs 85 W/m·K).

BAg-34Choose it when strength drives the design, or when the part is bent, formed or impact-loaded.

BAg-1 vs BAg-34: properties

BAg-1BAg-34

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

83 GPa12 Msi
85 GPa12.3 Msi

Shear Modulus

31 GPa4.5 Msi
32 GPa4.6 Msi

Poisson's Ratio

0.36
0.35

Tensile Strength (Ultimate)

414 MPa60 ksi
430 MPa62.4 ksi

Yield Strength (0.2% offset)

200 MPa29 ksi
250 MPa36.3 ksi

Elongation at Break

21%
25%

Shear Strength

170 MPa24.7 ksi
260 MPa37.7 ksi

Hardness, Brinell

90 HB
100 HB

Hardness, Rockwell B

56 HRB
—

Hardness, Vickers

95 HV
110 HV

Physical

Density and transition temperatures.

Density

9.3 g/cm³0.34 lb/in³
9 g/cm³0.33 lb/in³

Melting Point (Solidus)

607°C1,125 °F
649°C1,200 °F

Liquidus Temperature

618°C1,144 °F
721°C1,330 °F

Thermal

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

Thermal Conductivity

100 W/m·K57.8 BTU/hr·ft·°F
85 W/m·K49.1 BTU/hr·ft·°F

Specific Heat Capacity

280 J/kg·K0.07 BTU/lb·°F
300 J/kg·K0.07 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

19 µm/m·K10.6 µin/in·°F
18.5 µm/m·K10.3 µin/in·°F

Latent Heat of Fusion

110 J/g47.3 BTU/lb
145 J/g62.3 BTU/lb

Same in both: Max Service Temperature (continuous) 200°C392 °F · Min Service Temperature -196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

22 % IACS
20 % IACS

Electrical Resistivity

7.8×10⁻⁸ Ω·m3.07 µΩ·in
8.6×10⁻⁸ Ω·m3.39 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.05 V
-0.1 V

Corrosion Resistance

65 / 100
55 / 100

Manufacturability

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

Weldability

15 / 100
20 / 100

Formability (cold)

75 / 100
80 / 100

Castability

80 / 100
70 / 100

Brazeability / Solderability

98 / 100
90 / 100

Polishability

70 / 100
60 / 100

Same in both: Machinability 40 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

700 MJ/kg300,946 BTU/lb
620 MJ/kg266,552 BTU/lb

Embodied Carbon (primary production)

48 kg CO₂/kg
50 kg CO₂/kg

Embodied Water

15,000 L/kg1,797 gal/lb
900 L/kg108 gal/lb

Typical Recycled Content

40%
45%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

45 kN·m/kg
48 kN·m/kg

Specific Stiffness (E / density)

8.9 MN·m/kg
9.4 MN·m/kg

Modulus of Resilience

241 kJ/m³
368 kJ/m³

Thermal Diffusivity

38.4 mm²/s
31.5 mm²/s

Thermal Shock Resistance Index

26
23

Strength versus weight

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

50100200500101520Density (g/cm³)Yield strength (MPa) — log scaleBAg-1BAg-34

Manufacturing and finishing

CapabilityBAg-1BAg-34
Default condition——
Relative cost$$$$ High$$$$ High
Min. machined wall——
Best machined surface——

BAg-1 vs BAg-34 — frequently asked

Is BAg-34 stronger than BAg-1?

Yes. BAg-34 has a typical yield strength of 250 MPa (36.3 ksi) against 200 MPa (29 ksi) for BAg-1 — about 25% more. Tensile strength is 430 MPa (62.4 ksi) vs 414 MPa (60 ksi).

Which is cheaper, BAg-1 or BAg-34?

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

Which welds better, BAg-1 or BAg-34?

BAg-34. Its weldability rates poor (20/100) against poor (15/100) for BAg-1.

Ready to make it?

Upload a CAD file and FabDigit prices the part in BAg-1 and BAg-34 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.