Wear-Resistant C51000, C51080, C51100, C51180, C51900, C51980, Brass Belts/Strip
CHEMICAL COMPOSITION
| Sn% | P% | Cu% | |
| Nominal Composition | Bal. | ||
| Min | 3.5 | 0.03 | |
| Max | 4.9 | 0.35 |
PHYSICAL PROPERTIES
| Density g/cm3 | 8.8 |
| Conductivity at 20°C %IACS | 21 |
| Elastic Modulus GPa | 120 |
| Poisson's ratio | 0.33 |
| Thermal expansion coefficient 10-6/ K | 17.8 |
MECHANICAL PROPERTIES
| State | Yield strength | Tensile strength | Elongation | Hardness |
| Mpa | MPa | A50% | HV | |
| R380 | ≥290 | 380-485 | ≥20 | 110-160 |
| R460 | ≥440 | 460-565 | ≥10 | 150-190 |
| R495 | ≥485 | 496-600 | ≥4 | 160-200 |
| R580 | ≥560 | 580-585 | ≥2 | 180-220 |
| R625 | ≥605 | 625-725 | ≥1 | 200-240 |
Bending performance
Bending thickness: ≤0.5 mm, bending width: 10 mm
| State | 90° R/T | 180° R/T | ||
| GW | BW | GW | BW | |
| R380 | 0 | 0 | 0 | 0 |
| R460 | 0 | 0 | 0 | 1 |
| R495 | 0 | 0.5 | 0 | 1.5 |
| R580 | 0.5 | 1.5 | 1 | 2 |
| R625 | 0.5 | 2.0 | 1 | 3 |
| Chemical Compositiom | ||||||||
| Alloy No. | Chemical Compositiom(wt.%) | |||||||
| Cu+Ag | Sn | P | Pb(Max.) | Fe(Max.) | Zn(Max.) | |||
| 1 | JIS | C5111 | Remainder | 3.5-4.5 | 0.03-0.35 | 0.05 | 0.10 | 0.30 |
| ASTM | C51100 | Remainder | 3.5-4.9 | 0.03-0.35 | 0.05 | 0.10 | 0.30 | |
| GB | QSn4-0.3 | Remainder | 3.5-4.9 | 0.03-0.35 | 0.05 | 0.10 | 0.30 | |
| EN | CuSn4 | Remainder | 3.5-4.5 | 0.01-0.40 | 0.02 | 0.10 | 0.20 | |
| 2 | JIS | C5102 | Remainder | 4.2-5.5 | 0.03-0.35 | 0.05 | 0.10 | 0.30 |
| ASTM | C51000 | Remainder | 4.2-5.8 | 0.03-0.35 | 0.05 | 0.10 | 0.30 | |
| GB | QSn5-0.2 | Remainder | 4.2-5.8 | 0.03-0.05 | 0.05 | 0.10 | 0.30 | |
| EN | CuSn5 | Remainder | ||||||
| 3 | JIS | C5191 | Remainder | 5.5-7.0 | 0.03-0.35 | 0.05 | 0.10 | 0.30 |
| ASTM | C51900 | Remainder | 5.0-7.0 | 0.03-0.05 | 0.05 | 0.10 | 0.30 | |
| GB | QSn6.5-0.1 | Remainder | 6.0-7.0 | 0.10-0.25 | 0.02 | 0.05 | 0.30 | |
| EN | CuSn6 | Remainder | 5.5-7.0 | 0.01-0.40 | 0.02 | 0.10 | 0.20 | |
| 4 | JIS | C5212 | Remainder | 7.0-9.0 | 0.03-0.35 | 0.05 | 0.10 | 0.30 |
| ASTM | C52100 | Remainder | 7.0-9.0 | 0.03-0.35 | 0.05 | 0.10 | 0.30 | |
| GB | QSn8-0.3 | Remainder | 7.0-9.0 | 0.03-0.35 | 0.05 | 0.10 | 0.30 | |
| EN | CuSn6 | Remainder | 7.5-8.5 | 0.01-0.40 | 0.02 | 0.10 | 0.20 | |
|
Alloy System |
designation |
UNS |
EN |
JIS |
GB (China) |
| Cu | TK11000 | C11000 | Cu-ETP | C1100 | T2 |
|
CuCr/Zr |
TK15100 | C15100 | CuZr0.1 | C1510 | TZr0.1 |
| TK18160 | C18160 | CuCr0.5Zr | — | ||
| TK18150 | C18150 | CuCr1Zr | — | TCr1-0.15 | |
| CuCrSiTi | TK18070 | C18070 | CuCrSiTi |
— |
TCr0.3-0.2- 0.05 |
| CuNiSnCrTi | TK18090 | — | — | — | |
| CuNiP | TK19000 | C19000 | CuNi1P | — | |
| CuTi | TK19920 | C19920 | — | — | — |
|
CuFe |
TK19210 | C19210 | CuFe0.1P | C1921 | TFe0.1 |
| TK19400 | C19400 | CuFe2P | C1940 | TFe2.5 | |
|
CuNiSi |
TK19005 | C19005 | — | — | — |
| TK19010 | C19010 | CuNiSi | — | — | |
| TK70260 | C70260 | CuNi2Si | C7026 | BSi2-0.45 | |
| TK70250 | C70250 | CuNi3SiMg | C7025 | BSi3.2-0.7 | |
| TK70250HS | C70250 | CuNi4SiMg | C7025 | — | |
| CuNiCoSi | TK70318 | C70318 | CuNi3CoSi | — | — |
|
Special Brass |
TK42300 | C42300 | CuZn10Sn1NiSi | — | — |
| TK42500 | C42500 | CuSn3Zn9 | — | HSn88-2 | |
|
CuSn / Bronze
|
TK14415 | C14415 | CuSn0.15 | — | TSn0.12 |
| TK51000 | C51000 | CuSn5 | C5102 | QSn5-0.2 | |
| TK51100* | C51100 | CuSn4 | C5111 | QSn4-0.3 | |
| TK51900* | C51900 | CuSn6 | C5191 | QSn6-0.2 | |
| TK52100* | C52100 | CuSn8 | C5210 | QSn8-0.3 |
Phosphor bronze is a copper alloy that contains tin and phosphorus. It is known for its excellent mechanical properties, corrosion resistance, and good wear resistance. Here are the key features and characteristics of phosphor bronze:
Key Properties
-
Composition:
- Copper (Cu): Typically around 90%
- Tin (Sn): Usually 5-10%
- Phosphorus (P): Typically 0.01-0.5%
-
Mechanical Properties:
- High tensile strength and good ductility.
- Excellent fatigue resistance.
-
Corrosion Resistance:
- Good resistance to corrosion, particularly in marine environments and acidic conditions.
-
Wear Resistance:
- Excellent wear resistance, making it suitable for applications involving friction.
Common Applications
-
Electrical Components: Used in connectors, switches, and other electrical applications due to its good conductivity.
-
Bearings and Bushings: Widely used in manufacturing bearings and bushings where low friction is required.
-
Musical Instruments: Employed in manufacturing certain musical instruments, such as brass instruments and piano strings.
-
Marine Hardware: Suitable for marine applications due to its corrosion resistance.
Fabrication
Phosphor bronze can be easily fabricated using standard methods such as:
- Machining: Suitable for precision machining and forming.
- Welding: Can be welded using appropriate techniques.
- Casting: Often used in casting processes to produce complex shapes.
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