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Tin Bronze

High-Performance Tin Bronze Alloys & Technical Specifications

HZ Target Metal supplies premium Tin Bronze alloys. Global industries value these materials for their exceptional wear resistance, high load capacity, and durability under friction. These robust metals consist primarily of copper with tin as the main alloying element. They offer outstanding resistance to saltwater corrosion and atmospheric exposure. This makes them a top choice for heavy-duty marine, industrial, and automotive applications. Our comprehensive range of grades ensures we can match your exact mechanical specifications, whether your project demands superior tensile strength or reliable self-lubricating properties.


We provide a complete cross-reference of major international specifications. This helps procurement managers and engineers source the precise material grade for their operations. Below is an overview of the most common standard grades, mapped to their equivalent designations and typical use cases.

UNS DesignationEuropean Norm (EN)Key CharacteristicsPrimary Applications
C90300CuSn10-C (CC480K)Exceptional strength, high wear resistance, excellent corrosion resistance.Heavy-duty gears, marine structural castings, bearings, and marine fittings.
C90500CuSn10Zn2 (CC483K)Good machinability, strong wear resistance, and high structural integrity.Piston bushings, slide plates, pump bodies, and high-pressure valves.
C90700CuSn12-C (CC484K)Superior resistance to fatigue and deformation under heavy shock loads.High-stress worm gears, heavy-load bearings, and speed reducers.
C93200CuSn7Pb15-C (CC493K)Outstanding anti-friction properties, excellent self-lubricating qualities.Sleeve bearings, wear plates, automotive bushings, and machine tool wear pads.

Standard Tin Bronze Grades & International Equivalents

Navigating the nuances of international standards is critical to ensuring structural integrity and component longevity. HZ Target Metal specializes in sourcing and distributing alloys that strictly adhere to American and European standards. Our deep technical knowledge allows us to guide global B2B clients in identifying direct equivalents. We can also help specify optimized chemistries, like high-tin or high-lead formulations. These custom choices enhance the machining, structural, or sliding characteristics of your raw material.


Available Tin Bronze Shapes & Formats

We supply our premium alloy materials in various semi-finished shapes and configurations. This helps reduce machining times and minimize raw material scrap. Our standard supply profiles include:

  • Solid round, hexagonal, and rectangular bars

  • Hollow tubes, custom bushes, and heavy-walled sleeves

  • Cold-rolled sheets, thick plates, and precision-slit coils or strips

  • Drawn wire and custom extruded industrial profiles


One-Stop Processing & Custom Fabricated Tin Bronze Parts

HZ Target Metal offers extensive value-add metal fabrication services. We turn raw metal shapes into high-precision, assembly-ready components. Our state-of-the-art tooling eliminates the need to manage multiple middleman fabricators. This lowers overall procurement costs and streamlines quality assurance timelines.


Our fully integrated capabilities include high-precision cutting, wire-cutting, bending, punching, pressing, and professional surface polishing. You may need standard cut-to-length bars, custom-stamped washers, or intricate CNC-machined components. Our engineering team provides robust technical support and mold design services. This ensures your finished parts conform perfectly to your exact engineering drawings.


Why Source Tin Bronze from HZ Target Metal?

Navigating global supply chains requires a partner that delivers consistent quality, secure logistics, and transparent business practices. HZ Target Metal brings over 25 years of industry experience. We bridge raw metal processing with expert distribution to serve industrial buyers worldwide.


Strategic Alliances with Premier Chinese Factories

HZ Target Metal maintains long-term relationships with top state-owned and private non-ferrous processing factories across China. This ensures material consistency and highly competitive pricing. These strong partnerships give us steady access to high-quality raw materials. They insulate us from market shortages and allow us to guarantee stable lead times globally.


Rigorous Quality Control & Industry Certifications

We stand firmly behind the performance of every shipment. All our metal materials undergo strict inspection protocols using professional, calibrated testing equipment. This verifies chemical composition, tensile strength, and hardness. Every shipment includes complete documentation, such as MSDS, REACH certificates, and detailed mill test reports. This ensures absolute compliance with international engineering specifications.


Flexible B2B Procurement & Low MOQs

We believe flexible commercial terms are vital to supporting our partners' growth. HZ Target Metal supports small order quantities on many standard grades and shapes. This reduces the financial barrier for specialized engineering projects. We also feature secure warehouse storage and established global logistics networks. This enables us to offer flexible, door-to-door shipping solutions tailored to your production schedules.


Common Applications of Tin Bronze Alloys

This specialized alloy offers high mechanical strength, a low friction coefficient, and superior corrosion resistance. It thrives in demanding environments where other materials would quickly fail. Key industrial sectors and applications include:

  • Industrial Gears & Power Transmission: Exceptionally popular for high-torque worm gears, helical gears, and worm wheels due to its natural resistance to galling.

  • Friction & Sliding Components: Highly favored for heavy-duty sleeve bearings, piston bushings, slide plates, and machine tool wear strips operating under pressure.

  • Marine Engineering: Extensively utilized in marine environments for pump impellers, subsea valves, propellers, marine hardware, and seawater piping systems.

  • High-Pressure Valves & Fittings: Used to manufacture reliable, leak-proof valve bodies, steam fittings, and plumbing components that handle thermal and hydraulic pressure.

  • Aerospace & Heavy Equipment: Chosen for critical landing gear bushings, hydraulic cylinder sleeves, and structural pivot joints enduring intense vibration and impact.


Get a Custom Quote for Wholesale Tin Bronze

Looking for a dedicated fabrication partner and material distributor? HZ Target Metal is your premier China-based Tin Bronze supplier and custom processor. We offer comprehensive material sourcing, precision processing, and door-to-door global logistics. Contact our technical sales team today. We can discuss your exact grade requirements and provide a tailored quotation. Let us show you how our custom alloy solutions optimize manufacturing efficiency and lower production costs.


Frequently Asked Questions About Tin Bronze

What are the primary differences between UNS C93200 and European CuSn7Pb?

Both UNS C93200 (SAE 660) and European CuSn7Pb are widely specified leaded bearing bronze alloys. They feature very similar physical properties with approximately 7% tin and a high lead content. This lead acts as a built-in lubricant, offering excellent wear resistance and dry-running capabilities. The differences lie mainly in regional standard definitions and minor compositional tolerances. As a result, they are frequently utilized as direct functional equivalents in bushing applications.


Do you offer custom-machined tin bronze parts or only raw materials?

We provide comprehensive one-stop manufacturing solutions at HZ Target Metal. We supply standard raw shapes like solid bars, hollow tubes, sheets, plates, and wire. Additionally, we operate advanced secondary processing facilities with our factory partners. Using your technical drawings, our engineers manage customized cutting, wire-cutting, bending, punching, and CNC-machining. This allows us to deliver fully finished parts directly to your production facility.


What certifications do your tin bronze materials carry?

All materials supplied by HZ Target Metal are completely traceable and meet rigorous quality standards. We supply every order with detailed Mill Test Certificates (MTCs) and professional inspection reports. These documents verify the chemical composition and mechanical integrity prior to dispatch. We also provide REACH and MSDS compliance documents to ensure safe handling and global regulatory adherence.


What is the typical lead time and MOQ for a custom tin bronze order?

We pride ourselves on commercial flexibility. We support low Minimum Order Quantities on standard, in-stock alloy profiles. Lead times for standard stock materials are highly efficient. Custom fabrication orders or projects requiring dedicated mold designs depend on processing complexity. Please contact our sales engineers with your specific project requirements. We will quickly provide an accurate lead-time estimate.

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