About Smiths

We are a world-class supplier of engineering raw materials. Our objective is to provide all our customers, from the small machine shop to the large multi-national corporation, a supply path that continuously delivers the highest levels of service, quality and value.

Alloy 33 25 (UNS C17300)

Beryllium Copper Alloy

Alloy 33 25 Beryllium Copper

Alloy 33-25 is a free-machining high-performance copper-beryllium alloy. It is an excellent substitute for Alloy 25 if enhanced machinability is required.

Related Specifications

ASTM B196, ASTM B197


Alloy 33-25 is a free-machining copper-beryllium alloy with a 2% (min) lead addition. With good hot working and excellent cold working properties, the superb machinability characteristics of the alloy make Alloy 33-25 an improved option over Alloy 25. Alloy 33-25 is forged at temperature ranging from 649 to 816°C (1200 to 1500°F).

Typical Applications

Commercial applications for this engineering material include:

  • Corrosion-resistant components
  • Current carrying springs
  • Welding electrodes
  • Electrical and electronic connectors

We stock Alloy 33-25 in a variety of shapes.

Technical Assistance

Our knowledgeable staff and resident metallurgists will be pleased to assist you further on any technical topic. Smiths Metal Centres Limited also boasts an in-house UKAS Accredited Testing Laboratory which is unique within the multi-metal and plastic stockholding sector. We believe this underlines our total commitment to quality and our ethos of being the complete service provider.

Additional Info

A technical datasheet for Alloy 33-25 is available in PDF file format. To view and download, please click here.

We offer in-house processing options - for more information, please refer to our processing services.

Read our corporate brochure by clicking here.

Interested in this product?
Why not get in touch?


Click Here