The details surrounding phosphor bronze CW451K/PB102

Our business is one that has been excelling in the provision of metal products for a very long time. This includes phosphor bronze PB102, as well as numerous other metals and alloys. In addition to supplying them, we can offer a range of services and treatments. For example, we provide heat treatment, polishing, and grinding. As you can see, we have quite a comprehensive service.

A dynamic alloy

The PB102 variant of phosphor bronze is among the most widely utilised grades here in the UK. Another designation for it is CW451K. It has 5% tin and as much as 0.4% phosphorous. This works to augment its mechanical strength and wear resistance. It also amplifies its corrosion resistance and stiffness.

With the alloy holding 5% tin, it provides outstanding spring qualities. This is in addition to brilliant cold forming properties. Moreover, it possesses a great fatigue resistance. As for its corrosion resistance, it is nearly equal to aluminium bronzes in many atmospheric conditions.


Something else that phosphor bronze CW451K/PB102 provides is decent machinability. In fact, it is 20 to 25% that of free machining brass. There is also the outstanding butt welding, brazing, and soldering capability. You can join it rather easily using gas shielded arc welding and spot welding too. In addition, you can use coated metal arc and seam welding.

Because of CW451K/PB102’s versatility, people use it in the majority of industrial sectors. There are a number of standard applications. Examples include pump and valve trim, marine and chemical hardware, and brushes. Others would be fasteners, connectors and switches, contacts, electrical springs, and bearings. As you can see, there is a lot of potential with this material.

Talk to us about phosphor bronze PB102

At Brindley Metals, we go above and beyond to provide a stellar service. The materials our team purchases come from some of the best producers in the world. Furthermore, we can offer you a full chemical and mechanical certificate. Alternatively, we are able to supply a certificate of conformity.

So, if you need to get your hands on some phosphor bronze PB102, please come to us. We can cater for all kinds of orders and offer the alloy in various forms to suit your needs.

Leave a Comment