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Bronze Parts, Bronze Machined Parts, Bronze Components

Bronze Parts Bronze Fititngs Bronze machined and cast parts and componentsBronze Parts Bronze Machined Parts Cast parts

 

We specialize in the manufacturing of high-quality Bronze parts, including both cast and machined components as well as precision-machined parts from bar stock. Our expertise in Bronze alloys allows us to produce components that meet high-performance requirements for strength, wear resistance, and corrosion resistance.

Our state-of-the-art machining and casting facilities at our Bronze casting foundry ensure that we deliver customized Bronze components, Bronze Parts, Bronze machined parts, Bronze Fittings  with tight tolerances, superior surface finish, and high durability for various industries.


Types of Bronze Alloys Used in Our Bronze Parts, Bronze Components, Bronze 

We manufacture bronze components using a wide range of alloys, ensuring the right material selection for wear resistance, load-bearing, corrosion resistance, and machinability.

1. Phosphor Bronze (High Strength & Wear Resistance)

GradeUS (ASTM)British (BS)European (EN)Japanese (JIS)German (DIN)
C51000PB102CW451KC5102CuSn5CuSn5
C51900PB103CW452KC5191CuSn6CuSn6
C52100PB104CW453KC5212CuSn8CuSn8

Used for: Bearings, bushings, electrical connectors, gears.


2. Aluminium Bronze (High Strength & Corrosion Resistance)

GradeUS (ASTM)British (BS)European (EN)Japanese (JIS)German (DIN)
C95400AB1CC331GCuAl10Fe3CAC702CuAl10Fe3
C95500AB2CC333GCuAl11Fe4Ni4CAC703CuAl11Fe4Ni4
C95800AB2-CCC334GCuAl11Fe5Ni5CAC902CuAl11Fe5Ni5

Used for: Pump parts, marine fittings, heavy-duty bearings, valves.


3. Manganese Bronze (High Load Capacity)

GradeUS (ASTM)British (BS)European (EN)Japanese (JIS)German (DIN)
C86300HTB3CC762SCuZn25Al5Mn4Fe3CAC902CuZn25Al5Mn4Fe3
C86500HTB3CC765SCuZn26Al4Fe3Mn3CuZn26Al4Fe3Mn3

Used for: Heavy machinery bushings, wear plates, industrial gears.


4. Leaded Bronze (Excellent Machinability & Friction Resistance)

GradeUS (ASTM)British (BS)European (EN)Japanese (JIS)German (DIN)
C93200LG2CC491KCuSn7Pb3CAC601CuSn7Pb3
C93600LG4CC493KCuSn10Pb5CAC603CuSn10Pb5

Used for: Bearings, bushings, valve guides, thrust washers.


 

Common UNS/SAE Bronze Casting Alloys

AlloyCompositionPropertiesMain Applications
C83600Cu85-Sn5-Pb5-Zn5Good machinability, Pressure tightValves, Pumps
C90300Cu88-Sn8-Zn4High strength, Wear resistantMarine props, Gears
C93200Cu83-Sn7-Pb7-Zn3Excellent bearing propertiesBearings, Bushings
C95400Cu85-Al11-Fe4High strength, Wear resistantHeavy duty bearings
C92200Cu88-Sn6-Pb1.5-Zn3.5Good seawater resistanceMarine castings
C86200Cu63-Zn27-Al3-Fe3-Mn3High strength manganese bronzePropellers, Pump parts
C95500Cu78-Al10-Fe3-Ni5Highest strength aluminum bronzeMarine hardware
C94700Cu70-Ni25-Pb5Excellent corrosion resistanceChemical pumps
C95800Cu81-Al9-Fe4-Ni5Superior corrosion resistancePropellers, Pumps
C90700Cu89-Sn11High strength, Low ductilityGears, Worm wheels

High-Lead Bronzes

AlloyCompositionMain Use
C93700Cu80-Sn10-Pb10Heavy duty bearings
C93800Cu78-Sn7-Pb15Low speed bearings
C94300Cu70-Sn5-Pb25High pressure bearings

 

Aluminum Bronzes

AlloyCompositionMain Use
C95200Cu88-Al10-Fe2Gears, Bearings
C95300Cu89-Al10-Fe1Pumps, Valves
C95600Cu91-Al7-Fe2Marine fittings

Silicon Bronzes

AlloyCompositionMain Use
C87300Cu95-Si3-Mn1Food equipment
C87600Cu93-Si3-Zn4Marine hardware
C87800Cu82-Si4-Mn14Wear resistance

Properties Range

PropertyRange
Tensile Strength240-900 MPa
Yield Strength125-440 MPa
Elongation5-35%
Hardness60-220 BHN

Casting Methods Suitability

MethodBest Suited Alloys
Sand CastingAll grades
Investment CastingC90300, C95400
Centrifugal CastingC93200, C83600
Continuous CastingC90700, C87300
Die CastingC87600, C87300

Industry-Specific Applications

Marine Industry

  • Propellers: C95800, C86200
  • Bearings: C93200, C93700
  • Pump Parts: C83600, C90300

Chemical Industry

  • Valve Bodies: C83600, C87300
  • Pump Components: C94700, C95500
  • Wear Parts: C95400, C95800

Heavy Engineering

  • Gears: C90700, C95200
  • Bushings: C93200, C93800
  • Wear Plates: C95400, C95500

Electrical industry

  • Bronze Ground Rod clamps, bronze Pipe clamps
  • Bronze Wedge connectors
  • Bronze Hotline clamps
  • Bronze Vise clamps Vise connectors
  • Bronze Spade terminals Bronze Transformer connectors, Bronze Transformer terminals
  • Bronze transformer tank connectors, Bronze Transformer ground connectors

Food Processing

  • Valves: C87300
  • Fittings: C87600
  • Pump Parts: C83600

Note: Selection factors include:

  • Operating environment
  • Load conditions
  • Corrosion requirements
  • Cost considerations
  • Machining needs
  • Heat treatment possibilities

Manufacturing Process – Cast & Machined Bronze Parts

1. Bronze Casting (Sand Casting , Shell molding, Permanent  mold casting and Gravity Die Casting)

  • Used for custom and large-sized Bronze parts.
  • Ideal for pump bodies, valve components, marine parts.
  • Ensures complex shapes with high durability.

2. Machining from Bronze Bar Stock

  • Used for precision-engineered parts such as bushings, bearings, gears, and electrical connectors.
  • Ensures tight tolerances and high surface finish.
  • CNC turning, milling, drilling, and threading available.

Typical Sizes of Bronze Parts

  • Bushings & BearingsInner Diameter: 10 mm to 500 mm, Length: up to 1000 mm.
  • Gears & Worm WheelsDiameters up to 800 mm.
  • Valve ComponentsSizes from ½” to 24”.
  • Pump PartsWall thickness: 5 mm to 50 mm.
  • Electrical ContactsSmall precision components (5 mm to 50 mm).

Industries Using Bronze Parts, Bronze Components, Bronze machined parts and Bronze castings 

Our bronze parts are used in critical applications where durability, high load-bearing capacity, and corrosion resistance are essential.

Major Industries Served

  •  Marine & Offshore – Propeller bushings, deck hardware, pump casings.
  • Automotive & Heavy Machinery – Gear bushings, transmission components.
  • ⚡ Electrical & Power Transmission – Conductive contacts, terminal blocks. Transformer spades, Spade terminals, Transformer connectors, Grounding clamps, Bronze ground rod clamps, Bronze pipe clamps, Bronze substation conenctors,
  • Industrial Machinery – Wear plates, hydraulic bushings, cylinder sleeves.
  • Medical & Food Processing – Lead-free bronze parts for sanitary applications.

Tolerances & Machining Precision

  • CNC Machined Bronze Parts: ±0.005 mm tolerance.
  • Cast Bronze Parts: ±0.1 mm to ±0.3 mm, depending on casting method.
  • Threaded Bronze Fittings: Conform to BSP, NPT, ISO Metric Standards.

Custom tolerances available based on design requirements.


Finishing & Surface Treatments

To enhance corrosion resistance, wear resistance, and aesthetics, we offer various surface finishing options.

Available Finishes

  • Precision Machining – Provides a smooth, burr-free surface.
  • Polishing & Buffing – Achieves a mirror-like shine.
  • Shot Blasting / Sand Blasting – Removes surface impurities, leaving a matte finish.
  • Plating (Nickel / Tin / Silver) – Enhances corrosion resistance and conductivity.
  • Passivation & Coatings – Prevents oxidation and enhances durability.

Custom surface treatments available for specialized applications.


Why Choose Us for Bronze Machined Parts, Bronze Machined Components and Bronze parts from casting?

  • High-Precision MachiningCNC & manual machining for tight tolerances.
  • Diverse Bronze Alloys – Extensive selection of internationally recognized grades.We specialize in Lg2 Bronze casting, CDA 836 bronze, Red Brass castings.
  • Cast or Machined from Bar Stock – Flexible manufacturing to meet your needs.
  • Industry-Specific Solutions – Expertise in marine, automotive, electrical, and industrial applications.
  • Custom & Bulk Orders – Ability to produce small batches or high-volume production.
  • Fast Turnaround & Competitive PricingOptimized production for cost-effective solutions.

Q1: What are Bronze Machined Parts and Bronze Machined Components?
A: Bronze Machined Parts and Bronze Machined Components are precision-engineered metal components manufactured from various Bronze alloys using CNC machining, turning, milling, and forging. These parts offer high corrosion resistance, durability, and excellent conductivity, making them ideal for electrical, marine, and industrial applications.

Q2: What are the key advantages of using Bronze Components?
A: Bronze Components are widely used due to their:

  • Superior Corrosion Resistance – Performs well in harsh environments, including marine and chemical industries.
  • High Strength and Durability – Suitable for heavy-duty applications.
  • Excellent Electrical Conductivity – Preferred for electrical and transformer connectors.
  • Wear and Friction Resistance – Ideal for mechanical parts such as bushings and bearings.
  • Non-Sparking Properties – Safe for hazardous environments.

Q3: What industries use Bronze Machined Parts and Bronze Components?
A: Bronze Machined Components are used in various industries, including:

  • Electrical and Power Transmission – Transformer spade connectors, Bronze terminals, and hotline clamps. Vise Conenctors, Ground rod clamps, Bronze Pipe clamps,
  • Marine and Shipbuilding – Corrosion-resistant fasteners, flanges, and propeller components, Bronze Strainers, Bronze thru hulls, Bronze marine hardware and components,
  • Aerospace and Automotive – Bearings, bushings, and wear-resistant parts.
  • Oil and Gas Industry – Non-sparking tools and safety components.
  • Industrial Machinery – Vise connectors, clamps, and hydraulic fittings. Bronze Pipe straps, Bronze pipe support system, Bronze pipe saddles and clamps

Q4: What Bronze grades are used for machining components?
A: Different Bronze grades are selected based on application requirements:

  • C95400 Aluminum Bronze – High strength, wear resistance, and corrosion resistance.
  • C83600 Red Brass Lg2 Leaded Bronze- excellent machining qualities,.
  • C93200 Bearing Bronze (SAE 660) – Excellent for bushings, sleeves, and high-load bearings.
  • C86300 Manganese Bronze – Used for heavy-duty industrial applications.
  • C90700 Tin Bronze – High corrosion resistance and excellent machinability.
  • C51000 Phosphor Bronze – Known for fatigue resistance and electrical conductivity.
  • C17200 Beryllium Copper (Bronze Alloy) – High strength and non-magnetic properties.

Q5: What machining methods are used for Bronze Components?
A: Bronze Machined Parts are produced using advanced techniques such as:

  • CNC Turning and Milling – Precision shaping of complex components.
  • Swiss Machining – High-accuracy manufacturing for small and intricate parts.
  • Forging and Casting – Used for high-strength components like clamps and vise connectors.
  • Drilling and Tapping – Creating threads and precise holes for mechanical fastening.
  • EDM (Electrical Discharge Machining) – For intricate and hard-to-machine designs.

Q6: What are typical Bronze Machined Components and their applications?
A: Common Bronze Components include:

  • Vise Connectors – Secure mechanical joints for industrial machines.
  • Transformer Spade Connectors – Used in power distribution and transformers.
  • Hotline Clamps – Ensure secure high-voltage power line connections.
  • Bronze Terminals – Provide excellent conductivity for electrical applications.
  • Eye Bolts for Transformers – Used in power transformers for secure cable mounting.
  • Bronze Bushings and Bearings – Offer low friction and wear resistance.
  • Bronze Flanges and Fittings – Used in piping and marine applications.
  • Bronze Nuts, Bolts, and Fasteners – Essential for marine and corrosive environments.

Q7: What types of threads are available for Bronze Machined Parts?
A: We manufacture Bronze Components with the following thread types:

  • Metric and Imperial (UNC/UNF) Threads – Standard industry sizes.
  • Acme Threads – Ideal for lead screws and high-load applications.
  • NPT and BSP Threads – Used for fluid and gas fittings.
  • Custom Threads – Manufactured as per client specifications.

Q8: What finishes are available for Bronze Machined Parts?
A: Various surface treatments and coatings enhance durability and appearance:

  • Polished Bronze – Provides a smooth, corrosion-resistant finish.
  • Nickel Plating – Increases durability and oxidation resistance.
  • Tin Plating – Common for electrical and transformer components.
  • Silver Plating – Enhances conductivity for high-voltage applications.
  • Passivation and Anodizing – Improves wear and corrosion resistance.

Q9: How are Bronze Components tested for quality?
A: Our Bronze Machined Parts undergo stringent quality control, including:

  • Material Composition Testing – Ensures purity and compliance with specifications.
  • Dimensional Inspection – Verified using CMM and precision measuring tools.
  • Surface Finish and Coating Thickness Analysis – Ensures optimal performance.
  • Load and Stress Testing – Checks mechanical strength under operational conditions.
  • Electrical Conductivity Testing – Ensures high-performance in electrical applications.

Q10: Are Bronze Machined Components RoHS and REACH compliant?
A: Yes, our Bronze Components comply with RoHS and REACH regulations, ensuring they are free from hazardous substances.

Q11: Can you manufacture custom Bronze Machined Parts?
A: Yes, we specialize in custom Bronze Components, tailored to specific dimensions, thread types, plating options, and mechanical properties as per client requirements.

Q12: What is the minimum order quantity (MOQ) for Bronze Machined Components?
A: The MOQ depends on the complexity and customization of the parts. We accommodate small prototype orders as well as large-scale bulk production.

Q13: Do you provide bulk supply and international shipping?
A: Yes, we cater to bulk orders worldwide, offering secure packaging and efficient logistics for timely delivery.

Q14: Can I request a sample before placing a bulk order?
A: Yes, we provide samples for evaluation to ensure the design and quality meet your specifications before full-scale production.

Q15: How can I request a quote for Bronze Machined Parts and Components?
A: You can request a custom quote by providing:

  • Material specification (Bronze grade required)
  • Part dimensions and tolerances
  • Thread type and finish preferences
  • Quantity required
  • Technical drawings or CAD files (if available)

Q16: Why choose your company for Bronze Machined Parts and Components?
A: We are a trusted manufacturer offering:

  • High-quality Bronze materials and precision machining.
  • Custom design and prototyping services.
  • Advanced CNC and Swiss machining capabilities.
  • ISO-certified quality control and compliance.
  • Competitive pricing and global shipping.

Contact Us for Custom Bronze Parts – Bronze components Machining Services

Looking for high-quality Bronze Parts, Bronze machined parts or cast components? We provide custom solutions, precision machining, and global shipping.

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