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Precious Metal AgWC60 vs Silver 999

Precious Metal · grade comparison

Precious Metal AgWC60 and Silver 999 are both precious metal grades. AgWC60 is the stronger of the two: tensile strength 240 MPa (34.8 ksi) against 140 MPa (20.3 ksi) for Silver 999, about 71% more. In exchange, Silver 999 is the more ductile: elongation 48% versus 1.5% for AgWC60, and AgWC60 is harder (148 HB vs 25 HB). Silver 999 is lighter (10.49 g/cm³ vs 12.9 g/cm³ for AgWC60) and AgWC60 is stiffer (200 GPa vs 76 GPa). On the shop floor, Silver 999 machines more easily (fair vs poor), Silver 999 welds better (good vs poor), and AgWC60 sits in a lower cost tier (high, $$$$) than Silver 999 (specialty, $$$$$).

AgWC60Choose it when strength drives the design, or when the part sees heat.

Silver 999Choose it when the part is bent, formed or impact-loaded, or when weight is the constraint.

AgWC60 vs Silver 999: properties

AgWC60Silver 999

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

200 GPa29 Msi
76 GPa11 Msi

Shear Modulus

80 GPa11.6 Msi
29.5 GPa4.3 Msi

Bulk Modulus

155 GPa22.5 Msi
100 GPa14.5 Msi

Poisson's Ratio

0.28
0.37

Tensile Strength (Ultimate)

240 MPa34.8 ksi
140 MPa20.3 ksi

Elongation at Break

1.5%
48%

Compressive Strength

850 MPa123 ksi
—

Hardness, Brinell

148 HB
25 HB

Hardness, Vickers

155 HV
27 HV

Yield Strength (0.2% offset)

—
55 MPa8 ksi

Reduction in Area

—
85%

Shear Strength

—
95 MPa13.8 ksi

Fatigue Strength (Endurance Limit)

—
60 MPa8.7 ksi

Physical

Density and transition temperatures.

Density

12.9 g/cm³0.47 lb/in³
10.49 g/cm³0.38 lb/in³

Melting Point (Solidus)

961°C1,762 °F
962°C1,763 °F

Liquidus Temperature

962°C1,764 °F
962°C1,763 °F

Thermal

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

Thermal Conductivity

125 W/m·K72.2 BTU/hr·ft·°F
429 W/m·K248 BTU/hr·ft·°F

Specific Heat Capacity

216 J/kg·K0.05 BTU/lb·°F
235 J/kg·K0.06 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

11 µm/m·K6.1 µin/in·°F
19.6 µm/m·K10.9 µin/in·°F

Max Service Temperature (continuous)

300°C572 °F
250°C482 °F

Min Service Temperature

-60°C-76 °F
-200°C-328 °F

Latent Heat of Fusion

—
105 J/g45.1 BTU/lb

Electrical

Conductivity and insulation.

Electrical Conductivity

31 % IACS
106 % IACS

Electrical Resistivity

5.6×10⁻⁸ Ω·m2.2 µΩ·in
1.59×10⁻⁸ Ω·m0.626 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

0.1 V
-0.11 V

Corrosion Resistance

82 / 100
80 / 100

Manufacturability

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

Machinability

22 / 100
40 / 100

Machinability Rating (AISI 1212 = 100 %)

15%
55%

Weldability

15 / 100
60 / 100

Formability (cold)

8 / 100
98 / 100

Brazeability / Solderability

70 / 100
96 / 100

Polishability

55 / 100
98 / 100

Castability

—
85 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

750 MJ/kg322,442 BTU/lb
1,550 MJ/kg666,381 BTU/lb

Embodied Carbon (primary production)

50 kg CO₂/kg
96 kg CO₂/kg

Embodied Water

800 L/kg95.9 gal/lb
250 L/kg30 gal/lb

Typical Recycled Content

40%
30%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

19 kN·m/kg
13 kN·m/kg

Specific Stiffness (E / density)

15.5 MN·m/kg
7.2 MN·m/kg

Thermal Diffusivity

44.9 mm²/s
174 mm²/s

Thermal Shock Resistance Index

14
40

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 scaleSilver 999

Manufacturing and finishing

CapabilityAgWC60Silver 999
Default condition—O
Relative cost$$$$ High$$$$$ Specialty
Min. machined wall——
Best machined surface——

AgWC60 vs Silver 999 — frequently asked

Is AgWC60 stronger than Silver 999?

Yes. AgWC60 has a typical tensile strength of 240 MPa (34.8 ksi) against 140 MPa (20.3 ksi) for Silver 999 — about 71% more.

Which is cheaper, AgWC60 or Silver 999?

AgWC60 is the lower-cost material: it sits in the high tier ($$$$) while Silver 999 is specialty ($$$$$). Part price depends far more on geometry, tolerance and quantity than on raw stock — upload a CAD file for a live quote.

Which is easier to machine, AgWC60 or Silver 999?

Silver 999. Its machinability rates fair (40/100) against poor (22/100) for AgWC60; for welding the order is Silver 999 first (good, 60/100) then AgWC60 (poor, 15/100).

Ready to make it?

Upload a CAD file and FabDigit prices the part in AgWC60 and Silver 999 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.