High-Performance Bronze Alloys
Explore our comprehensive metallurgy portfolio. Our high-strength, corrosion-resistant bronze alloys are specifically engineered for marine, aerospace, and heavy industry applications, delivering exceptional performance under extreme industrial conditions.
CuZn37Mn3Al2PbSi-C
KUZRAL® 3 | High-Strength Special Brass / Manganese Bronze
KUZRAL® 3 is a CuZn37Mn3Al2PbSi-based special brass / manganese bronze product combining high mechanical strength, wear...
Tensile Strength Rm
Rods: R540 ≥540; R590 ≥590
0.2% Proof Strength Rp0.2
R540 approx. 280; R590 approx. 320-370
Elongation A
R540 ≥15; R590 ≥10
Hardness
H130: 130-170; H150: 150-220
CuZn35Mn2Al1Fe1
KUZRAL® 2 | High-Toughness Manganese Bronze
KUZRAL® 2 is a high-tensile special brass / manganese bronze designated CuZn35Mn2Al1Fe1-B / CB765S for ingots and CuZn35...
Tensile Strength Rm
GS ≥450; GM ≥475; GZ ≥500; GC ≥500
0.2% Proof Strength Rp0.2
GS ≥170; GM ≥200; GZ ≥200; GC ≥200
Elongation A
GS ≥20; GM ≥18; GZ ≥18; GC ≥18
Hardness
GS ≥110; GM ≥110; GZ ≥120; GC ≥120
CuZn34Mn3Al2Fe1-B
KUZRAL® 1 | High-Strength Manganese Bronze
KUZRAL® 1 is a high-strength manganese bronze designated CuZn34Mn3Al2Fe1-B / CB764S for ingots and CuZn34Mn3Al2Fe1-C / C...
Tensile Strength Rm
GS ≥600; GM ≥600; GZ ≥620; GC ≥620
0.2% Proof Strength Rp0.2
GS ≥250; GM ≥260; GZ ≥260; GC ≥260
Elongation A
GS ≥15; GM ≥10; GZ ≥14; GC ≥14
Hardness
GS ≥140; GM ≥140; GZ ≥150; GC ≥150
CuZn25Al5Mn4Fe3
KUZRAL® 4 | High-Strength Manganese Bronze
KUZRAL® 4 is a high-tensile special brass / manganese bronze designated CuZn25Al5Mn4Fe3-C / CC762S for castings and CuZn...
Tensile Strength Rm
GS ≥750; GM ≥750; GZ ≥750; GC ≥750
0.2% Proof Strength Rp0.2
GS ≥450; GM ≥480; GZ ≥480; GC ≥480
Elongation A
GS ≥8; GM ≥8; GZ ≥5; GC ≥5
Hardness
GS ≥180; GM ≥180; GZ ≥190; GC ≥190
Precision Material Selection Tool
Can't find the right alloy for your application? Use our interactive material selector to define your operating conditions and mechanical requirements.