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Brass vs Copper: Machinability and Cost

C360 Brass or C110 Copper? The honest answer depends on four things: the load the part carries, the environment it lives in, the tolerance the drawing calls for, and the volume you are buying. Below is the comparison we use when we quote both options.

If you already know which one you need, send the drawing and we will confirm it. If you are not sure, the table below usually settles it in one pass.

Brass vs Copper: side-by-side comparison

Dimension C360 Brass C110 Copper
Cost Moderate, stable Higher and much more volatile
Strength & performance UTS 338 MPa, hard and wear resistant UTS 220 MPa, soft and ductile
Corrosion / durability Dezincifies in seawater Tarnishes fast, excellent conductivity
Machinability & tolerance Best-machining metal there is Gummy and sticky, harder to hold finish
Lead time & tooling 2-4 days 3-6 days
Choose it when Fittings, valves, pins, gears Electrical or thermal conductivity is the point

How to decide

  • Start with the failure mode, not the price. If the part fails from corrosion, C360 Brass and C110 Copper are not interchangeable no matter what the price difference is.
  • Check the tolerance the function actually needs. Tightening tolerance on a material that machines poorly multiplies the cost difference.
  • Check availability. A cheaper material with a four-week lead time is more expensive than a dearer one that ships in a week.
  • Check the finishing route. Plating and anodizing behave differently on each option and can change the decision on their own.

Where the cost difference comes from

Material price is only part of it. Machining time, tool wear, scrap rate and finishing cost usually decide the final number. A material that costs twice as much but machines three times faster can be cheaper per part. That is why we quote both options with the process route shown, not just a single price.

Frequently asked questions

Is C360 Brass better than C110 Copper?

Not in general. C360 Brass wins when fittings, valves, pins, gears, and C110 Copper wins when electrical or thermal conductivity is the point. Give us the drawing and we will tell you which one we would choose and why.

How much more does C360 Brass cost than C110 Copper?

The material cost difference is only one input. Machining time and tool life matter as much. Send the part and we will quote both options side by side so the comparison is real.

Can you machine both C360 Brass and C110 Copper?

Yes. Both are routine for us, and we will say so if one of them is a poor fit for your geometry rather than quote it anyway.

Which one should I use for an export product?

Availability and documentation usually decide it. Both are widely stocked and certified, so the tie-breaker is normally the end user’s specification or the applicable standard.

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