KUPTİN® 12
Tin Bronze | CuSn12
KUPTİN 12 (CuSn12), produced by Çorum Bronz, is a tin bronze alloy that offers superior wear resistance, high strength, and corrosion durability thanks to its high tin content. It provides long-lasting performance in bearing and gear systems operating under heavy loads.
01. Chemical Composition (%)
science02. Industries Served
factory03. Supply Forms
inventory_204. Mechanical Properties
engineering| Property Name | Imperial (psi) | Metric (MPa) | Test Method |
|---|---|---|---|
| Tensile Strength | - | 260-300 N/mm² | - |
| Yield Strength | - | 140-150 MN/mm² | - |
| Hardness | 80-90 HB | - | |
| Density | - | 8.80 g/cm³ | - |
05. Areas of Use
settings_suggest| Worm gears and helical gears | |
| Shaft nuts and clutches operating under load | |
| Heavy-duty bearings exposed to extreme loads | |
| Sliding plates and slideways operating under heavy conditions |
06. Global Equivalent Grades
public| Region | Standard | Grade Definition | Notes |
|---|---|---|---|
| flag Europe | EN 1982 | CuSn12-C | Casting |
| flag Europe | EN 1982 | CuSn12-B | Ingot |
| flag Europe | EN | CC483K | Casting |
| flag Europe | EN | CB483K | Ingot |
| flag USA | ASTM | C90700 | |
| flag USA | ASTM | C90800 | |
| flag USA | ASTM | C90500 | |
| flag Germany | DIN | CuSn12 | |
| flag Germany | DIN | G-CuSn12 | |
| flag Japan | JIS B 1581 | CuSn12 | |
| flag Global | Trade | GBz 12 | Common Usage |
| flag Türkiye | Brand Name | KUPTİN 12 | Çorum Bronz |
07. Technical Resources
folder_open08. Standard Compliance
verified_userLong Notes
note_altKUPTİN 12 (CuSn12) High-Strength Tin Bronze with Çorum Bronz Quality
Developed through Çorum Bronz’s advanced casting technologies, KUPTİN 12 is a robust tin bronze alloy. Due to its high tin content, it stands out as a powerful material in terms of mechanical strength, wear resistance, and corrosion performance.
Specifically developed for heavy-duty applications within the KUPTİN series, this product ensures maximum durability and long service life in systems operating under high load, low speed, and intense friction conditions.
Çorum Bronz provides not only technical quality with the KUPTİN series but also the advantages of competitive pricing and fast supply.
Alternative Designations for KUPTİN 12 (CuSn12)
SS 5465-15 | DS 5465 | NS 16508
JIS PBC2C | AS C90810 | БрО10Ф1
GC-CuSn12
Superior Material Properties
With Çorum Bronz production quality, KUPTİN 12 offers:
High Wear Resistance: Ensures an extended service life.
Corrosion Resistance: Highly resistant to seawater and harsh environments.
Heavy-Duty Stability: Reliable performance under extreme loads.
Mechanical Durability: High resistance to impact and pressure.
Efficiency: Smooth operation on frictional surfaces.
These features make the KUPTİN 12 alloy ideal for the most demanding working conditions.
Technical Structure and Mechanical Performance
KUPTİN 12 (CuSn12) is a copper-based alloy with a high tin concentration.
Tensile Strength: 230 – 260 MPa
Yield Strength: 110 – 120 MPa
Hardness: 60 – 70 HB
Density: 8.8 $g/cm^3$
Note: The high tin ratio increases the alloy's hardness and strength, ensuring reliable performance in heavy-load applications.
Global Equivalent Grades
EN Standard: CuSn12
DIN Standard: 2.1052
ASTM Standard: C90800
Common Applications
Bearing Systems: Heavy-duty bushings and sliding bearing systems.
Transmission: Gear and worm screw mechanisms.
Mechanical Components: Pump and machine parts.
Friction Components: Friction rings and wear surfaces.
Sectoral Applications
Heavy Industry
Machine Manufacturing
Energy & Turbine Systems
Marine
Oil & Gas
Supply Options
KUPTİN 12 tin bronze products are available through Çorum Bronz in various forms:
Bronze Rods
Bronze Flat Bars
Bronze Plates
Why Choose Çorum Bronz KUPTİN 12?
KUPTİN 12 is not just an alloy; it is a professional engineering solution providing high strength, long life, and competitive pricing advantages.