Aluminium Bronze CA 104 (UNS C63200)

Technical Data Sheet

Chemical Composition Limits
Weight % Cu Al Fe Ni
CA 104
Rem 8.5 / 11.0 4.0 / 5.5 4.0 / 5.5

CA 104 is a high strength material, combined with good resistance to oxidation and corrosion, especially in marine environments. Although other optional additions such as iron, nickel, manganese and silicon can be added for even greater corrosion resistance, strength and toughness properties.

Typical Mechanical Properties

Material 0.2% Proof Stress (N/mm² ) Tensile Strength (N/mm² ) Elongation % Hardness (HV)
CA 104 420-500 720-820 25-15 200-240

CA 104 is available in Sheet, Strip, Plate, Rod, Bar and Forgings. For all other stock availability contact Sales.

Similar Specifications
DGS 8452
DTD 197A
BS 2872 (1989) Superceded by BS EN 12165 and BS EN 12420 (1998)
BS 2874 (1986) Superceded by BS EN 12167, BS EN 12163 and BS EN 12164 (1998)
DTD197A, BS B23, NES833 Pt2, NES834 Pt2, ISO 428 and DIN 17665
UNS C63200
AMS 4640 and 4631
WL 2.0966
ASNA 3406

At Aircraft Materials all stock items can be shipped out within 24 hours, usually within the same day. Even cutting orders for bar or sheet can be processed and dispatched the same day, and for time-critical situations such as AOGs, we have a dedicated AOG service desk ready to help (

Thanks to our global logistics network we can source from anywhere in the world in just a few days. We use a range of transport partners to enable us to ship overnight within the U.K. and Europe and provide fast shipping solutions to the rest of the world. If your requirement is urgent we can offer a priority shipping service, but also if time is not so critical we can offer more cost-effective options to ensure you get the best value for money. To find out more about our services click here.

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

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