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.
CuSn7Zn4Pb7
RG7 Leaded Gunmetal / Tin-Zinc-Lead Bronze | EN 1982 CuSn7Zn4Pb7-C / CC493K
KUPTİN® R7 is a leaded tin-zinc bronze designated CuSn7Zn4Pb7-C / CC493K under EN 1982. Its balanced combination of tin,...
Tensile Strength Rm
Sand (GS) ≥230; Permanent mould (GM) ≥230; Centrifugal (GZ) ≥260; Continuous (GC) ≥260
Proof Strength Rp0.2
Sand (GS) ≥120; Permanent mould (GM) ≥120; Centrifugal (GZ) ≥120; Continuous (GC) ≥120
Elongation A
Sand (GS) ≥15; Permanent mould (GM) ≥12; Centrifugal (GZ) ≥12; Continuous (GC) ≥12
Hardness
Sand (GS) ≥60; Permanent mould (GM) ≥60; Centrifugal (GZ) ≥70; Continuous (GC) ≥70
CuSn5Zn5Pb5
RG5 Leaded Gunmetal / Tin-Zinc-Lead Bronze | EN 1982 CuSn5Zn5Pb5-C / CC491K
KUPTİN® R5 is a leaded tin-zinc bronze designated CuSn5Zn5Pb5-C / CC491K under EN 1982. Its balanced tin, zinc and lead...
Tensile Strength Rm
Sand (GS) ≥200; Permanent mould (GM) ≥220; Centrifugal (GZ) ≥250; Continuous (GC) ≥250
Proof Strength Rp0.2
Sand (GS) ≥90; Permanent mould (GM) ≥110; Centrifugal (GZ) ≥110; Continuous (GC) ≥110
Elongation A
Sand (GS) ≥13; Permanent mould (GM) ≥6; Centrifugal (GZ) ≥13; Continuous (GC) ≥13
Hardness
Sand (GS) ≥60; Permanent mould (GM) ≥65; Centrifugal (GZ) ≥65; Continuous (GC) ≥65
CuSn10Zn2
RG10 Tin-Zinc Bronze | Historical ISO 1338 CuSn10Zn2
KUPTİN® R10 is a CuSn10Zn2-based cast bronze containing approximately 10% tin and 1-3% zinc. Its wear resistance, load-c...
Tensile Strength Rm
Sand (G) ≥260; Centrifugal (GZ) ≥280; Continuous (GC) ≥280
Proof Strength Rp0.2
Sand (G) ≥130; Centrifugal (GZ) ≥150; Continuous (GC) ≥140
Elongation A
Sand (G) ≥15; Centrifugal (GZ) ≥5; Continuous (GC) ≥8
Hardness
Sand (G) ≥75; Centrifugal (GZ) ≥95; Continuous (GC) ≥90
Precision Material Selection Tool
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