C86200, also known as Manganese Bronze, is a copper alloy recognized for its excellent strength, wear
resistance, and corrosion resistance in marine environments. This alloy is widely utilized in applications
where its mechanical properties and durability are crucial.
Chemical Composition
C86200 is primarily composed of the following elements:
| Element |
Percentage (%) |
| Copper (Cu) |
60.0 - 65.0 |
| Zinc (Zn) |
22.0 - 28.0 |
| Iron (Fe) |
2.0 - 4.0 |
| Manganese (Mn) |
1.0 - 4.0 |
| Lead (Pb) |
≤ 0.30 |
| Tin (Sn) |
≤ 0.20 |
| Nickel (Ni) |
≤ 0.10 |
| Phosphorus (P) |
≤ 0.10 |
| Aluminum (Al) |
≤ 0.005 |
| Silicon (Si) |
≤ 0.005 |
Mechanical Properties
C86200 exhibits robust mechanical properties suitable for various demanding applications:
| Property |
Value |
| Tensile Strength |
310 - 550 MPa |
| Yield Strength |
170 - 400 MPa |
| Elongation |
12 - 25% |
| Hardness (Rockwell B) |
70 - 85 |
| Electrical Conductivity |
15 - 18% IACS (International Annealed Copper Standard) |
| Density |
8.78 g/cm³ |
Corresponding Country's Brand
C86200 is recognized under different brands in various countries. Here are some equivalents:
| Country |
Brand Name |
| USA |
Manganese Bronze, C86200 |
| UK |
- |
| Germany |
CuZn22Al2Mn2Pb |
| Japan |
C8620 |
| China |
QSn6.5-0.1 |
Common Questions and Answers
1. What are the primary applications of C86200 in industry?
Answer: C86200 Manganese Bronze is commonly used in marine environments for bearings,
bushings, and pump components due to its excellent wear resistance and corrosion resistance. It is also
utilized in industrial applications requiring high strength and durability.
2. How does C86200 compare to C93200 (Bearing Bronze)?
Answer: C86200 Manganese Bronze contains higher zinc and manganese content compared to
C93200 Bearing Bronze. This results in improved mechanical properties such as higher tensile and yield
strength, making it more suitable for heavy-duty applications where wear resistance and strength are
critical.
3. Is C86200 suitable for use in seawater environments?
Answer: Yes, C86200 is well-suited for use in seawater environments due to its excellent
corrosion resistance and durability. It is commonly used in marine applications where prolonged exposure to
saltwater and marine conditions is expected.
Summary Table
| Aspect |
Details |
| Chemical Composition |
Cu (60.0-65.0%), Zn (22.0-28.0%), Fe (2.0-4.0%), Mn (1.0-4.0%), Pb (≤ 0.30%), Sn (≤
0.20%), Ni (≤ 0.10%), P (≤ 0.10%), Al (≤ 0.005%), Si (≤ 0.005%)
|
| Mechanical Properties |
Tensile Strength: 310-550 MPa, Yield Strength: 170-400 MPa, Elongation: 12-25%, Hardness: 70-85
Rockwell B, Electrical Conductivity: 15-18% IACS, Density: 8.78 g/cm³
|
| Country Brands |
USA: Manganese Bronze, C86200, Germany: CuZn22Al2Mn2Pb, Japan: C8620, China: QSn6.5-0.1 |
| Applications |
Marine bearings, bushings, pump components, industrial applications requiring high strength and
corrosion resistance
|
C86200 Manganese Bronze is a versatile copper alloy known for its exceptional mechanical properties, making
it suitable for demanding applications in marine and industrial settings where strength, wear resistance,
and corrosion resistance are essential.
