Industrial & Scientific

The Best Bronze Metal Raw Materials

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Bronze, a versatile alloy primarily composed of copper and tin, is indispensable across numerous industrial applications due to its excellent strength, corrosion resistance, and machinability. Selecting the appropriate bronze raw material is crucial for ensuring the integrity, performance, and longevity of your manufactured components. This guide will help you navigate the key considerations for making an informed purchase.

No. 1
932 Bronze Round Bar, Unpolished (Mill) Finish, As Cast, SAE 660, ASTM B505, 0.5" Diameter, 12" Length...
  • 932 bronze, also known as "Bearing Bronze", is a high strength, high endurance, and general purpose industrial bronze.
  • 0.5" Diameter, 12" Length
  • 932 is typically used in bushings, thrust washers, bearings, pumps, light duty gears, and valve components.
  • Meets ASTM-B505
No. 2
OnlineMetals 655 Bronze Round Bar, Unpolished (Mill) Finish, H04 Temper, ASTM B98, 0.375" Diameter, 12" Length
  • 655 bronze, also called "Silicon Bronze", is strong, with good corrosion resistance, resilience, and good formability.
  • 0.375" Diameter, 12" Length
  • H04
  • Bronze 655 is typically used for marine hardware, fasteners, bushings, and shafts.
No. 3
932 Bronze Round Bar, Unpolished (Mill) Finish, As Cast, SAE 660, ASTM B505, 1" Diameter, 12" Length...
  • 932 bronze, also known as "Bearing Bronze", is a high strength, high endurance, and general purpose industrial bronze.
  • 1" Diameter, 12" Length
  • 932 is typically used in bushings, thrust washers, bearings, pumps, light duty gears, and valve components.
  • Meets SAE-660, ASTM-B505
No. 4
OnlineMetals 510 Bronze Round Bar, Unpolished (Mill) Finish, H04 Temper, ASTM B139/ASTM B139M, 0.5" Diameter...
  • 510 bronze, also called "Phosphorus Bronze", has excellent strength, formability, durability, and can be soldered and brazed as well.
  • 0.5" Diameter, 12" Length
  • H04
  • Bronze 510 is typically used as springs, bellows, and electrical hardware.
No. 5
1 oz Buffalo Bronze Bullion Bar, 999 Fine Bronze, United States of America Collectible Ingot
  • 999 FINE BRONZE: Each bar is crafted from .999 fine bronze, ensuring high-quality metal composition and lasting durability.
  • BUFFALO DESIGN: Features a classic American Buffalo motif inspired by United States currency, with "In God We Trust" and "United States of America" inscriptions.
  • PRECISE DIMENSIONS: Each bar measures 50x28x3 mm (approximately 2 x 1.1 x 0.12 inches) and weighs 1 troy ounce for a solid, substantial feel.
  • CMC MINT CERTIFIED: The reverse side is stamped with the CMC Mint logo, adding authenticity and collectible value to each bar.
No. 7
655 Bronze Round Bar, Unpolished (Mill) Finish, H04 Temper, ASTM B98, 0.25" Diameter, 24" Length, OnlineMetals
  • 655 bronze, also called "Silicon Bronze", is strong, with good corrosion resistance, resilience, and good formability.
  • 0.25" Diameter, 24" Length
  • H04
  • Bronze 655 is typically used for marine hardware, fasteners, bushings, and shafts.
No. 8
Industrial Metal Sales - 954 Bronze Round Bar 3/4" Diameter x 12"-Long
  • Continous Cast,Mill Finish,Unpolished, Oversized
No. 9
932 Bronze Round Bar, Unpolished (Mill) Finish, As Cast, SAE 660, ASTM B505, 0.75" Diameter, 12" Length...
  • 932 bronze, also known as "Bearing Bronze", is a high strength, high endurance, and general purpose industrial bronze.
  • 0.75" Diameter, 12" Length
  • 932 is typically used in bushings, thrust washers, bearings, pumps, light duty gears, and valve components.
  • Meets ASTM-B505
No. 10
655 Bronze Round Bar, Unpolished (Mill) Finish, H04 Temper, ASTM B98, 0.5" Diameter, 12" Length, OnlineMetals
  • 655 bronze, also called "Silicon Bronze", is strong, with good corrosion resistance, resilience, and good formability.
  • 0.5" Diameter, 12" Length
  • H04
  • Bronze 655 is typically used for marine hardware, fasteners, bushings, and shafts.

Last update on 2026-10-14 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Bronze Metal Raw Materials

Understanding Bronze Alloys

Bronze is not a single material but a family of alloys. The specific properties of bronze can be significantly altered by varying the copper and tin content, as well as by adding other elements like aluminum, manganese, phosphorus, or silicon. For instance, aluminum bronze offers superior strength and corrosion resistance, while phosphor bronze is known for its excellent wear resistance and elasticity. Understanding the intended application will dictate which elemental composition is most suitable.

Key Properties to Consider

When selecting bronze raw materials, prioritize the properties most critical for your project. Key considerations include:
  • Tensile Strength: The ability of the material to withstand pulling forces without deforming or breaking.
  • Hardness: Resistance to scratching, indentation, and abrasion.
  • Corrosion Resistance: How well the material withstands environmental degradation, especially in saltwater or acidic conditions.
  • Machinability: Ease with which the material can be cut, shaped, or drilled.
  • Electrical Conductivity: Important for applications involving electrical components.
Assess your project's demands against these properties to narrow down your choices.

Forms and Shapes

Bronze raw materials are available in various forms to suit different manufacturing processes. Common forms include rods, bars, sheets, plates, tubes, and wire. The chosen form will depend on the fabrication method, such as machining, casting, or stamping. For example, rods and bars are ideal for turning on a lathe, while sheets and plates are suitable for stamping or bending.

Application-Specific Needs

Different industries and applications require specific types of bronze. For marine hardware, alloys with high nickel or aluminum content might be preferred for their exceptional resistance to saltwater corrosion. In bearing applications, phosphor bronze is often chosen for its self-lubricating properties and wear resistance. For electrical connectors, alloys with good conductivity and springiness are essential.

Frequently Asked Questions

What is the difference between copper and bronze?
Bronze is an alloy primarily composed of copper, typically mixed with tin. This addition of tin enhances properties like hardness, strength, and corrosion resistance compared to pure copper.
Which type of bronze is best for high-wear applications?
Phosphor bronze alloys are generally recommended for high-wear applications. The presence of phosphorus increases hardness and wear resistance, making them suitable for components like bearings and bushings.
How does aluminum bronze differ from tin bronze?
Aluminum bronze, as the name suggests, contains aluminum instead of or in addition to tin. It offers higher strength and superior corrosion resistance, especially in marine environments, compared to traditional tin bronzes.
Can bronze be easily welded?
Most bronze alloys can be welded, but the process requires specific techniques and filler materials to ensure strong, defect-free joints. Preheating and post-weld heat treatment may also be necessary depending on the alloy.
What are common industrial uses for bronze?
Bronze is widely used in manufacturing for components like bearings, bushings, gears, valves, pumps, marine hardware, electrical connectors, and decorative items due to its excellent combination of properties.

How we compare Industrial & Scientific

1 Specifications: we compare the key features and specifications listed by the manufacturer and on Amazon.
2 Customer ratings: we take into account the average Amazon rating and the number of reviews.
3 Price: we check the current price and highlight notable deals.
4 Updates: comparisons are refreshed regularly as prices and availability change.

Our comparisons are reviewed and updated regularly to reflect the latest products and prices.

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