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Precious Metal 88Ag-12SnO2 vs AgSnO2In2O3

Precious Metal · grade comparison

Precious Metal 88Ag-12SnO2 and AgSnO2In2O3 are both precious metal grades. 88Ag-12SnO2 is the stronger of the two: yield strength 250 MPa (36.3 ksi) against 205 MPa (29.7 ksi) for AgSnO2In2O3, about 22% more; tensile strength follows at 300 MPa (43.5 ksi) vs 280 MPa (40.6 ksi). In exchange, AgSnO2In2O3 is the more ductile: elongation 9% versus 8% for 88Ag-12SnO2, and 88Ag-12SnO2 is harder (95 HB vs 90 HB). 88Ag-12SnO2 conducts electricity better (78 % IACS vs 66 % IACS). On the shop floor, 88Ag-12SnO2 welds better (good vs poor).

88Ag-12SnO2Choose it when strength drives the design, or when it will be welded.

AgSnO2In2O3Choose it when the part is bent, formed or impact-loaded.

88Ag-12SnO2 vs AgSnO2In2O3: properties

88Ag-12SnO2AgSnO2In2O3

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Bulk Modulus

105 GPa15.2 Msi
104 GPa15.1 Msi

Poisson's Ratio

0.36
0.37

Tensile Strength (Ultimate)

300 MPa43.5 ksi
280 MPa40.6 ksi

Yield Strength (0.2% offset)

250 MPa36.3 ksi
205 MPa29.7 ksi

Elongation at Break

8%
9%

Hardness, Brinell

95 HB
90 HB

Hardness, Vickers

100 HV
95 HV

Shear Strength

—
175 MPa25.4 ksi

Same in both: Elastic (Young's) Modulus 88 GPa12.8 Msi · Shear Modulus 32 GPa4.6 Msi

Physical

Density and transition temperatures.

Density

9.9 g/cm³0.36 lb/in³
9.95 g/cm³0.36 lb/in³

Melting Point (Solidus)

961°C1,762 °F
960°C1,760 °F

Same in both: Liquidus Temperature 962°C1,764 °F

Thermal

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

Thermal Expansion (CTE, 20–100 °C)

18 µm/m·K10 µin/in·°F
17.5 µm/m·K9.7 µin/in·°F

Latent Heat of Fusion

92 J/g39.6 BTU/lb
95 J/g40.8 BTU/lb

Same in both: Thermal Conductivity 320 W/m·K185 BTU/hr·ft·°F · Specific Heat Capacity 240 J/kg·K0.06 BTU/lb·°F · Max Service Temperature (continuous) 250°C482 °F · Min Service Temperature -60°C-76 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

78 % IACS
66 % IACS

Electrical Resistivity

2.2×10⁻⁸ Ω·m0.866 µΩ·in
2.61×10⁻⁸ Ω·m1.03 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

0.05 V
0.1 V

Corrosion Resistance

80 / 100
85 / 100

Manufacturability

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

Machinability Rating (AISI 1212 = 100 %)

35%
—

Weldability

55 / 100
30 / 100

Formability (cold)

35 / 100
45 / 100

Castability

25 / 100
—

Brazeability / Solderability

85 / 100
55 / 100

Polishability

65 / 100
60 / 100

Same in both: Machinability 40 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

1,300 MJ/kg558,900 BTU/lb
1,500 MJ/kg644,885 BTU/lb

Embodied Carbon (primary production)

100 kg CO₂/kg
130 kg CO₂/kg

Embodied Water

400 L/kg47.9 gal/lb
25,000 L/kg2,996 gal/lb

Same in both: Typical Recycled Content 40%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

30 kN·m/kg
28 kN·m/kg

Specific Stiffness (E / density)

8.9 MN·m/kg
8.8 MN·m/kg

Modulus of Resilience

355 kJ/m³
239 kJ/m³

Thermal Diffusivity

134.7 mm²/s
134 mm²/s

Thermal Shock Resistance Index

61
58

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 scaleAgSnO2In2O388Ag-12SnO2

Manufacturing and finishing

Capability88Ag-12SnO2AgSnO2In2O3
Default condition——
Relative cost$$$$ High$$$$ High
Min. machined wall——
Best machined surface——

88Ag-12SnO2 vs AgSnO2In2O3 — frequently asked

Is 88Ag-12SnO2 stronger than AgSnO2In2O3?

Yes. 88Ag-12SnO2 has a typical yield strength of 250 MPa (36.3 ksi) against 205 MPa (29.7 ksi) for AgSnO2In2O3 — about 22% more. Tensile strength is 300 MPa (43.5 ksi) vs 280 MPa (40.6 ksi).

Which is cheaper, 88Ag-12SnO2 or AgSnO2In2O3?

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, 88Ag-12SnO2 or AgSnO2In2O3?

88Ag-12SnO2. Its weldability rates good (55/100) against poor (30/100) for AgSnO2In2O3.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 88Ag-12SnO2 and AgSnO2In2O3 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.