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Solder & Low-Melting Alloy B560 Type III Cold Rolled vs B560 Type III F-Cast

Solder & Low-Melting Alloy · B560 Type III temper comparison

B560 Type III Cold Rolled and B560 Type III F-Cast are two conditions of the same solder & low-melting alloy grade, B560 Type III: Cold Rolled versus F-Cast (f). The chemistry is identical, so every difference below comes from the condition. B560 Type III Cold Rolled is the stronger of the two: yield strength 34 MPa (4.93 ksi) against 22 MPa (3.19 ksi) for B560 Type III F-Cast, about 55% more; tensile strength follows at 52 MPa (7.54 ksi) vs 38 MPa (5.51 ksi). In exchange, B560 Type III F-Cast is the more ductile: elongation 30% versus 25% for B560 Type III Cold Rolled, and B560 Type III Cold Rolled is harder (21 HB vs 15 HB). B560 Type III F-Cast runs hotter in service (90°C vs 75°C continuous). On the shop floor, B560 Type III Cold Rolled machines more easily (80 vs 70 out of 100).

B560 Type III Cold RolledChoose it when strength drives the design, or when the part is machined in volume.

B560 Type III F-CastChoose it when the part is bent, formed or impact-loaded, or when the part sees heat.

B560 Type III Cold Rolled vs B560 Type III F-Cast: properties

B560 Type III Cold RolledB560 Type III F-Cast

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

45 GPa6.5 Msi
43 GPa6.2 Msi

Tensile Strength (Ultimate)

52 MPa7.5 ksi
38 MPa5.5 ksi

Yield Strength (0.2% offset)

34 MPa4.9 ksi
22 MPa3.2 ksi

Elongation at Break

25%
30%

Compressive Strength

55 MPa8 ksi
40 MPa5.8 ksi

Shear Strength

36 MPa5.2 ksi
27 MPa3.9 ksi

Hardness, Brinell

21 HB
15 HB

Same in both: Shear Modulus 17 GPa2.5 Msi · Bulk Modulus 56 GPa8.1 Msi · Poisson's Ratio 0.36

Physical

Density and transition temperatures.

Same in both: Density 7.3 g/cm³0.26 lb/in³ · Melting Point (Solidus) 235°C455 °F · Liquidus Temperature 260°C500 °F

Thermal

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

Thermal Conductivity

56 W/m·K32.4 BTU/hr·ft·°F
55 W/m·K31.8 BTU/hr·ft·°F

Max Service Temperature (continuous)

75°C167 °F
90°C194 °F

Same in both: Specific Heat Capacity 220 J/kg·K0.05 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 23 µm/m·K12.8 µin/in·°F · Latent Heat of Fusion 59 J/g25.4 BTU/lb · Min Service Temperature -50°C-58 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

10.2 % IACS
10 % IACS

Electrical Resistivity

1.69×10⁻⁷ Ω·m6.65 µΩ·in
1.72×10⁻⁷ Ω·m6.77 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

58 / 100
56 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -0.5 V

Manufacturability

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

Machinability

80 / 100
70 / 100

Machinability Rating (AISI 1212 = 100 %)

85%
75%

Formability (cold)

75 / 100
55 / 100

Same in both: Weldability 38 / 100 · Castability 85 / 100 · Brazeability / Solderability 95 / 100 · Polishability 88 / 100

Sustainability

Primary-production footprint per kilogram.

Same in both: Embodied Energy (primary production) 260 MJ/kg111,780 BTU/lb · Embodied Carbon (primary production) 17 kg CO₂/kg · Embodied Water 300 L/kg35.9 gal/lb · Typical Recycled Content 30%

Strength versus weight

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

125102050891011Density (g/cm³)Yield strength (MPa) — log scaleB560 Type III

B560 Type III Cold Rolled vs B560 Type III F-Cast — frequently asked

Is B560 Type III Cold Rolled stronger than B560 Type III F-Cast?

Yes. B560 Type III Cold Rolled has a typical yield strength of 34 MPa (4.93 ksi) against 22 MPa (3.19 ksi) for B560 Type III F-Cast — about 55% more. Tensile strength is 52 MPa (7.54 ksi) vs 38 MPa (5.51 ksi).

Which condition does FabDigit quote by default, Cold Rolled or F-Cast?

Specify the condition in the material field or the drawing note; FabDigit prices the quote for the state you call out.

Which is easier to machine, B560 Type III Cold Rolled or B560 Type III F-Cast?

B560 Type III Cold Rolled, by a small margin. Both rate very good for machinability — 80/100 against 70/100 for B560 Type III F-Cast.

Ready to make it?

Upload a CAD file and FabDigit prices the part in B560 Type III Cold Rolled and B560 Type III F-Cast 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.