Precision CNC-machined bronze housing
Custom Bronze Components

Custom Bronze CNC Machining Services

Weldo machines custom bronze components for mechanical equipment, precision instruments and aerospace applications, supporting complex parts from prototypes through production.

Published Tolerance ±0.002 in
Available Bronze Types Tin · Aluminum · Bearing · Lead-Tin
Common Alloy References C952 - C932 - C642 - C863
Production Support Prototype to Repeat Production
Request a Bronze Parts Quote
Présentation des matériaux

Strengths, Limitations and Applications

A concise selection view based on the original bronze material content, organized for engineers and purchasing teams.

Points forts

  • Usinabilité : Low cutting resistance supports complex parts.
  • Résistance à l'usure : Suitable for bearings, gears and friction components.
  • Résistance à la corrosion : Useful in humid, outdoor and marine environments.
  • Conductivité : Supports thermal and electrical applications.
  • Stabilité dimensionnelle : Limited post-machining deformation.

Limites

  • Material cost: Generally higher than common steel or aluminum.
  • Higher density: Adds weight to lightweight assemblies.
  • Alloy-dependent cutting: Harder grades can reduce machining efficiency.
  • Appearance requirements: Decorative parts may need additional polishing.

Applications

  • Machines industrielles : Bearings and gears.
  • Marine engineering: Propulsion and instrument components.
  • Aérospatiale : Valve bodies and bushings.
  • Électronique : Connectors, terminals and heat sinks.
Bronze Alloy Comparison

Physical Properties of Common Bronze Types

The composition of bronze alloys can be adjusted for different strength, wear and corrosion requirements. The original material data is organized below without horizontal scrolling.

Bronze étain

CuSn10 · EN CC480K

Cast Tin Bronze
Résistance à la traction≈320 MPa
Fatigue≈110 MPa
Dureté≈100 HB
Densité≈8.8 g/cm³

Bronze phosphoreux

CuSn6 · ASTM B103 / UNS C51900

Temper Dependent
Résistance à la traction500–765 MPa
Fatigue≈165–255 MPa
Dureté174-210 HB
Densité≈8.84 g/cm³

Aluminium Bronze

CuAl10Fe3 · EN CW307G

Cast / Forged
Résistance à la traction610–760 MPa
Fatigue≈200–250 MPa
Dureté160-230 HB
Densité7.5–7.8 g/cm³

Nickel Aluminium Bronze

CuAl11Ni6Fe5 · ASTM B150 / UNS C63000

Haute résistance
Résistance à la traction≈760 MPa
Fatigue≈255 MPa
Dureté≈94 HRB
Densité≈7.58 g/cm³

Palier Bronze

CuPb15Sn8 · ISO 4382 / Similar to C93800

High-Lead Bearing Alloy
Résistance à la traction170–220 MPa
Fatigue≈69 MPa
Dureté60-65 HB
Densité≈9.25 g/cm³

Leaded Tin Bronze

CuSn5Zn5Pb5 · EN CC491K

Cast Gunmetal
Résistance à la traction200–270 MPa
Fatigue≈65–90 MPa
Dureté60-70 HB
Densité8.8–8.9 g/cm³

SAE 660 Bearing Bronze

CuSn10Pb5 · ASTM B505 / UNS C93200

Standard Bearing Bronze
Résistance à la traction≥241 MPa
Fatigue≈110 MPa
Dureté≈65 HB
Densité8.8–8.9 g/cm³

Values are typical references and may vary with temper, product form and standard. See the machining bronze guide for additional alloy-selection context.

Bronze Post-Processing

Surface Finishes for Bronze Parts

Bronze already provides useful corrosion resistance. Selected finishes can further improve appearance, wear behavior or environmental protection.

Découvrez les finitions de surface

Polishing & Texturing

Mechanical polishing, chemical polishing, sandblasting and wire drawing adjust gloss, smoothness and texture.

Placage électrolytique

Copper, nickel or chromium plating changes surface properties; composite coatings can add wear resistance.

Revêtements protecteurs

Passivation and spray coatings help isolate the surface from moisture and harsh service environments.

Decorative Coloring

Chemical coloring and alloy-dependent oxide treatments produce darker or colored decorative surfaces.

Pourquoi Weldo ?

Coordinated Support for Custom Bronze Parts

The original Weldo page combines material options, machining processes, surface finishing and cross-industry bronze experience in one workflow.

Custom CNC-machined bronze material part
01 / MATERIALS

Multiple Bronze Families

Tin, aluminum, bearing and lead-tin bronze options support different strength, wear and corrosion needs.

02 / PROCESSES

Fabrication intégrée

Casting, extrusion, CNC machining and Wire EDM cover a range of part shapes and feature requirements.

03 / FINISHES

Surface Finish Support

Polishing, plating, texturing, coloring and protective coatings can be selected for the target application.

04 / APPLICATIONS

Cross-Industry Experience

Bronze components support machinery, precision instruments, marine systems, electronics and aerospace uses.

FAQ sur les matériaux

Frequently Asked Questions About Bronze

Concise answers about bronze properties, machinability and corrosion behavior.

Quel est le type de matériau du bronze ?

Bronze is an alloy primarily composed of copper and tin, with other elements added for specific properties. Its strength, castability and corrosion resistance support machinery, shipbuilding and electrical applications.

Is bronze magnetic?

Bronze is generally non-magnetic because its main constituents, copper and tin, are non-ferromagnetic. This makes it useful for precision instruments, electronic components and applications where magnetic interference should be limited.

Le bronze se raye-t-il facilement ?

Some softer or higher-tin bronze alloys can scratch relatively easily. Aluminum, zinc or other alloying elements may improve hardness, while coatings and plating can add surface protection against scratching and abrasion.

What is the best bronze for machining?

C93200 (SAE 660) is a common choice because it machines easily and offers good wear resistance. Final selection depends on strength, corrosion and lead-free requirements.

Can bronze rust?

Bronze does not rust like iron, but it can oxidize and develop a protective patina. Harsh marine or chemical environments may still cause corrosion.

Start Your Bronze Project

Send Your Bronze Part Drawing for Review

Include the bronze grade, quantity, critical tolerances and finish requirements so Weldo can review the machining approach and quotation.

  • STEP
  • STP
  • IGES
  • X_T
  • DWG
  • PDF (EN ANGLAIS)