Bronze RG7 Tin Bushings – Innovative & Quality Solutions

Sourcing bronze RG7 equivalent 932 bronze bushings from China. The RG7 bronze bushing, also known as CuSn7Zn4Pb7 or CC493K, is a popular bronze alloy with excellent wear resistance, corrosion resistance, and machinability. We strive to offer exceptional value by developing self-lubricating bronze bearing solutions that meet or surpass customer requirements. Extensive inventory. Top-quality, high-performance, high-strength bronze materials RG7 bronze equivalent 932 bronze to enhance your business value.

oilless bearing bronze rg7 material

Bronze RG7 Equivalent: C93200 Bronze Material Insights

Bronze RG7 is a leaded tin bronze well-known for its machinability and strength. Discover its counterpart, C93200, and how both excel in bearings and bushings. RG7 bronze is a leaded tin bronze, known as a “standard” bearing material, celebrated for its exceptional machinability, good hardness, strength, wear resistance, and anti-friction properties. Common uses include bearings, washers, bushings, and automotive parts.

C93200, a leaded tin bronze certified under ASTM B505 standard, is an equivalent material to RG7 bronze. Also referred to as SAE660 RG7, C93200 shares similar characteristics and applications with RG7.

The chemical composition of C93200 bronze comprises copper (Cu), lead (Pb), tin (Sn), zinc (Zn), offering excellent mechanical and physical properties. Additionally, C93200 bronze has different grades in various industrial standards, such as CuSn7Zn4Pb7 in European standards.

Due to their comparable attributes and applications, RG7 and C93200 act as equivalent materials to one another. They are extensively utilized in bearings and bushings exposed to heavy loads, moderate speeds, and less than ideal lubrication conditions.

Quality Bushing & Bearing Material – Bronze Alloys

Explore the realm of continuous cast bronze bearings, renowned for their top-notch quality and competitive price-to-material ratio. Discover RG7 bronze, esteemed for its exceptional sliding properties, and its wide-ranging applications across industries spanning from mechanical handling to engineering.

Within the realm of continuous cast bronze bearings, we offer a comprehensive inventory program encompassing self-lubricating bearing sizes, types, and materials. The benefits of continuous cast bronze, in comparison to other manufacturing techniques, lie in its superb quality and competitive price-to-materials ratio. The predominant bronze alloy, CuSn7Zn4Pb7 (CC493K), commonly referred to as RG7 or gunmetal, boasts commendable sliding and dry-running characteristics, along with excellent machinability.

RG7 bronze, also identified as CuSn7Zn4Pb7, CC493K, or 2.1090, stands as a tin bronze alloy frequently utilized for bushings and bearings. RG7 bronze bushings find application in bushing plates, integral components housing multiple bushings, suitable for a spectrum of uses such as mechanical handling, lifting equipment, textile machinery, and general/specialized engineering. RG7 bronze versus C932 bronze. Bronze emerges as a favored material employed in diverse applications, encompassing the production of bearings, bushings, and other mechanical constituents. Various bronze variants exist, each possessing distinct properties rendering them suitable for specific purposes. Among the most prevalent bronze types are RG7 and C932 bronze.

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Upgrade Your Sliding Parts: Discover RG7 Bronze Alloy Today!

Your Trusted Self-Lubricating Rg7 Bronze Material Bearing Parts Manufacturer And Supplier. Our Self-Lubricating Bronze Bearing Development Team Is All Here To Help And Advise You. Get More Bronze Rg7 Equivalent 932 Tin Bronze Bushings Online.We specialize in providing high-quality self-lubricating Rg7 bronze material bearing parts that are durable and reliable. Our team of experts is dedicated to assisting you with any questions or guidance you may need regarding self-lubricating bronze bearings. Explore our wide range of bronze Rg7 equivalent 932 tin bronze bushings available for purchase online.


What is the difference between RG7 bronze and 932 bronze?

rg7 bronze bushings material

High-Leaded Tin Bronze rg7 Bronze

RG7 Bronze, also known as high-leaded tin bronze, is a type of bronze that contains a high percentage of tin. This gives it excellent wear resistance and makes it an ideal choice for applications that require low friction and high resistance to wear and corrosion. RG7 Bronze is also known for its excellent machinability, making it easy to work with in a variety of manufacturing processes.


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C932 Bronze bearing Ideal for Sliding Parts!

932 Bronze, also known as aluminum bronze, contains a high percentage of aluminum, giving it excellent strength and resistance to corrosion, ideal for harsh environments. It is also recognized for its exceptional wear resistance, making it suitable for applications requiring high resistance to abrasion.

93200 bearing bronze alloy
Your Reliable Source for Bronze Bushing

RG7 Tin Bronze Bearings

Oil-Free Guide Bushings, Bronze With Solid Lubricant RG7 C93200 Bearing Bronze Bushing Online Sourcing. Save costs with high quality oil-free bushings and professional self-lubricating bearing solutions for your application!

Model / corresponding gradeOilless BushingBronze BearingsBushing MaterialBushing AlloyMetal lubricated bearing
Oilless Bushing
Oilless BearingOilless Bushes
International brand GB1776-87ZCuZn25
ZCuSn6Zn6Pb3ZCuAl10Fe3ZCuSu10P1Steel+ ZCuSn6Zn6Pb3HT250GCr15
International ISO1338GCuZn25
GCuSn6Zn6Pb3GCuAl10Fe3Steel+ CuSn6Zn6Pb3
Germany DING-CuZn25
GB-CuSn5Zn5Pb5GB-CuAl10NiGB-CuSn10Steel+ CuSn6Zn6Pb3Ni100Cr6
United States ASTM/UNSC86300C83600C95500C90500C83600Class4052100
British standard(BS)HTB2LG2AB1PB4LG2

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Maintenance Free Oil-free Cast Tin Bronze RG7 Bushings Solution

Supplier of high-quality and custom oilless self-lubricating bearings and bushings. Worldwide on-time shipping. Discover our Bronze RG7 equivalent 932 bronze bushing bearings. Reach out to us today. Tin bronze bushing with high strength by a Chinese manufacturer at

Bronze Rg7 bushing manufacturers – worldwide selection

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As a specialized bronze bushing manufacturer, we offer a comprehensive range of bronze bushings in nearly all types and sizes. From sliding sleeve bearings to self-lubricating bushings, valves, and pump casings, our product and service offerings are extensive, aiming to meet the needs of global customers.
RG7 bronze bushings and C93200 serve as high-performance bearing materials, providing innovative and premium solutions for various industrial applications. Their wear resistance, corrosion resistance, and machinability, coupled with the support of global manufacturers, ensure customers receive customized, high-quality bronze bushing products to meet their specific industrial requirements.

graphite impregnated bronze bearings
graphite impregnated bronze bearings
RG7 Gunmetal Alloy: The Optimal Choice for Slide Bearings and Sliding Parts

self-lubricating bronze material


RG7 (CC 493K), a tin bronze product, is one of the most common bronze alloys because of the material’s excellent combination of capabilities.

Bronze RG7 has good dry running characteristics and pressure sealing is easily machined and can be used to produce plain bearings and bearing bushings. The alloy has adequate corrosion resistance, including in saltwater environments. Bronze RG7 material is a soft weldable material (hard weldability is possible but limited).

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C93200(SAE660/RG7) Material

self-lubricating bronze bush

C93200 (SAE660 RG7) is considered the “standard” type bearing material of leaded tin bronze, Executive Standard: ASTM B505/B505M-2018

C93200 (SAE660 RG7) This alloy has excellent machinability, good hardness, strength and wear resistance, and excellent anti-wear properties. Typical applications include bearings, washers, bushings, automotive parts, spindle bearings, machine tool bearings, crane bearings, trunnion bearings, roller neck bearings, mill bearings, fuel pump bushings, pump bushings, diesel engine piston pin bushings, forged elbow joint rod bearings, stuffing box hydraulic presses, hydraulic press main liners, pump impellers, general purpose bushings, pipe fittings, pump units, outer spherical bearings, etc.

C93200 (SAE660 RG7) Chemical composition: Sn: 7%, Zn: 4%, Pb: 7%, Cu: remainder

C93200 Tin Bronze Standard Bronze RG7 Material

bearing bronze material

1. Tin bronze is the least shrinkage metallic metal for casting, and can be used to produce complex, well-defined castings with low air tightness requirements.

2. Tin bronze is highly resistant to corrosion in gas, seawater, freshwater, and steam, and is used in steam boilers and marine parts.

3. Phosphorus-containing tin bronze has good physical properties and can be used as wear-resistant parts and elastic parts for high-precision workhorses.

4. Leaded phosphor bronze is often used for wear-resistant parts and sliding bearings.

5. Zinc-containing tin bronze can be used for gas-tight castings.

6. Aluminum bronze has good corrosion resistance and can therefore be used to make corrosion-resistant parts such as propellers, valves, etc.

7. Aluminum bronze does not fire under impact action and can be used to make fireless tool materials.

8. Aluminum bronze has excellent thermal conductivity and stable stiffness, and as a mold material, it does not create sticky films or scratch work pieces when drawing or calendering stainless steel plate heat exchangers.

It has become a new type of mold material.

9. Aluminum bronze has high strength, good friction reduction, and good corrosion resistance, and can be hot worked, welded, and used for high strength, wear-resistant parts such as bearings, bushings, gears, turbines, etc.

It can be used for high-strength, wear-resistant parts such as bearings, bushings, gears, and turbines. It has become a new type of mold material.

10. Phosphor bronze is mainly used for wear-resistant parts and elastic components.

11. Phosphor bronze sheets and strips are used for springs, switches, lead frames, connectors, vibrators, membrane boxes, fuse clips, bushings, etc. in electrical and electronic devices.

In particular, they are used for springs that require high-performance elasticity.

Cast bronze leaded gunmetal CuSn7Zn4Pb7
Typical Mechanical PropertiesTypical Physical Properties
Tensile Strength (N/mm²) 350Density g/cm³ 8.8
Proof/Yield Strength (N/mm²) 180Melting Temperature Range °C 900-1020
Elongation (%) 20Thermal Conductivity W/mK 47
Hardness Brinell 100Electrical Resistivity μΩ.m15°C
Impact Izod J20°CCoefficient of Thermal Expansion 0-250°C 18

Quality bronze material improved bushings performance.

  • Bronze Rg7 material is tin bronze, also known as red copper or leaded gunmetal.
  • Bronze bushings material bronze rg7 is the most widely used alloy on the market.
  • The closest international standards are ASTM B505 C93200 and RG7 DIN 1705.
  • The slide bearings material bronze rg7 has excellent resistance and elongation correlation.
  • The bushing material bronze RG7 is a semi-hard material, resistant to wear, corrosion, and seawater.
  • We have a large stock of bronze material self-lubricating bushing bearings available for immediate delivery.

Tailored to provide comprehensive Rg7 bronze bushings solutions.

We specialize in selling self-lubricating RG7 C93200 tin bronze bearings. We are well-known for offering top-quality bronze bushings at competitive prices. Choose online for your excavator equipment. Opting for RG7 bronze or C93200 as your bearing materials means you are choosing a dependable solution for your industrial needs. Custom-made Tin Bronze Bushings used in various industries like power generation sets, shipbuilding, seawater desalination, nuclear industry, and quartz petrochemical equipment.

rg7 bronze bushings for excavator machinery

Excavator Bushings

Your bronze rg7 C93200 tin bronze bushings widely used in excavator machinery industry application.