Leaded, Phosphor and Aluminium Bronzes

Leeds Bronze experienced sales team is on hand to offer advice on our range of certified and fully traceable Materials as below:

Leaded (Tin) Bronze

  • Excellent wear resistance

  • Easily machinable

  • Free cutting

  • Good load carrying capacity and thermal conductivity

  • Bronze with a high lead content offers good lubricity

  • Commonly used in the manufacture of bushes, bearings and wear plates

Download specification sheet

Phosphor Bronze

  • Hard wearing bronze containing a small amount of phosphorus

  • High fatigue resistance

  • High tin content reduces the risk of corrosion

  • Phosphorus increases wear resistance

  • Commonly used in manufacture of bearings, sleeves, thrust washers and gears

Download specification sheet

Aluminium Bronze

  • Aluminium is the main alloying metal added to copper in contrast to standard bronze (copper/tin)

  • Higher strength and corrosion resistance compared to other bronzes

  • Resistance to corrosion in seawater

  • Commonly used in the marine sector, oil and petrochemical industries (non sparking environments)

  • Used in the manufacture of valves and fasteners

Download specification sheet

In addition to our standard stock range we can supply bespoke castings in either centrifugally or continuously cast condition to any size or volume.


Leaded (Tin) Bronze SAE660 / C93200

SAE660 or C93200 is a Leaded (Tin) continuously cast bronze and is a standard in the industry for light/medium bearing applications. Leaded (Tin) Bronze SAE660 or C93200 is suitable for various applications under medium loads. Leaded (Tin) Bronze SAE660 / C93200 has good resistance to seawater and brine enabling it to be used in the valve and pump industry.

View Details

Phosphor Bronze PB1

PB1 is a cast material containing 10-11.5% tin and small amounts of phosphorus. Phosphor Bronze PB1 has high mechanical strength and has good conductivity and wear resistance . Also, with excellent corrosion and fatigue resistance. Phosphor Bronze PB1 can be soldered and brazed.

View Details

Leaded Bronze / Phosphor Bronze LB2 / LB4 / PB2

BS1400 : LB4 is a Leaded Bronze containing approximately 9% lead and 5% tin. Excellent machining properties, very good wear resistance and medium to good corrosion resistance.
LB2 continuous cast leaded tin bronze with good plasticity which maximises strength.                   

PB2 has a higher tin content than PB1 which gives an excellent resistance to wear.

View Details

Aluminium Bronze BS2874 CA104

CA104 is wrought high strength aluminium bronze, the commonly most used bronze in the market in the UK.

Aluminium Bronze BS2874 CA104 is used for its high strength and excellent corrosion resistance to sea water and other aggressive environments. Aluminium Bronze BS2874 CA104 also has good wear and abrasive resistance the ability to withstand shock loading.

View Details

Aluminium Bronze NES833 DEF-STAN 02-833

Aluminium Bronze NES833 DEF-STAN 02-833 is a nickel aluminium bronze similar to CA104 but manufactured to the requirements of the Ministry of Defence. The MOD stipulate a nickel content that exceeds the iron content to improve the general corrosion performance.

View Details

Aluminium Bronze C63000

One of the American grades of nickel aluminium bronze. Aluminium bronze C63000 contains around 10% aluminium, 5% nickel and 3% iron the alloy offers an inherent high strength and hardness combined with a very good toughness and an excellent resistance to wear, shock and abrasion.

View Details

Aluminium Bronze C63200

Aluminium bronze C63200 is a strong, corrosion resistant material that performs well at high and low temperatures. It also has a low magnetic permeability, making it ideal for use on instrumentation systems, seawater piping systems and marine propulsion units.

View Details


Download our current material list