International Standard Mapping
Comprehensive Equivalency Comparison
| Kraj | Standard Code | Oznaczenie stopu | Composition Similarity | Performance Match | Primary Applications |
|---|---|---|---|---|---|
| USA | UNS C93700 | Leaded Tin Bronze | 100% | Reference Standard | Heavy-Duty Bearings |
| Niemcy | DIN CuSn10Pb | Leaded Tin Bronze | 95% | Wysoki | Maszyny Przemysłowe |
| Wielka Brytania | BS 1400 | PB1 | 93% | Substantial | Precision Engineering |
| Japonia | JIS H5120 | CAC405 | 90% | Dobrze | Komponenty morskie |
| Chiny | GB/T 5231 | QSn10-1 | 88% | Comparable | Komponenty samochodowe |
Chemical Composition Breakdown
Typical Composition Range (%)
- Copper: 85.0 – 89.0
- Tin: 9.5 – 11.5
- Lead: 1.0 – 2.0
- Zinc: 0.25 max
- Phosphorus: 0.01 – 0.35
Performance Characteristics Comparison
Mechanical Properties Analysis
- Wytrzymałość na rozciąganie
- C93700: 450-500 MPa
- Equivalent Alloys: 430-490 MPa
- Siła plonowania
- C93700: 250-320 MPa
- Equivalent Alloys: 230-310 MPa
- Wydłużenie
- C93700: 18-25%
- Equivalent Alloys: 15-22%
Key Performance Advantages
Distinctive Characteristics
- Exceptional anti-friction properties
- High load-bearing capacity
- Superior wear resistance
- Excellent machinability
- Good fatigue strength
Optimal Application Domains
Recommended Usage Scenarios
- Heavy-Duty Bearings
- Komponenty samochodowe
- Marine Engineering
- Układy hydrauliczne
- Precision Mechanical Assemblies
Rozważania dotyczące wyboru
Critical Evaluation Factors
- Mechanical load requirements
- Operating temperature range
- Lubrication conditions
- Corrosion environment
- Economic constraints
Performance Limitations
Potential Substitution Challenges
- Thermal conductivity variations
- Microstructural differences
- Specific lubrication requirements
- Performance consistency
Economic Perspective
Cost Comparison (Relative to C93700)
- DIN CuSn10Pb: -2% to +3%
- BS PB1: 0% to +4%
- JIS CAC405: -3% to +2%
- GB QSn10-1: -5% to 0%
Emerging Technological Trends
Future Development Directions
- Advanced surface engineering
- Nano-structured bronze alloys
- Improved manufacturing techniques
- Enhanced wear-resistant coatings
Strategic Recommendation
Selecting the appropriate C93700 equivalent demands a nuanced understanding of specific engineering requirements, environmental conditions, and performance metrics.
Critical Advice: Conduct comprehensive testing and consult metallurgical experts before final material selection.
Professional Insights
Industry Expert Perspective
C93700 represents a versatile leaded tin bronze with exceptional performance across multiple engineering domains. Its unique composition provides a balanced approach to mechanical challenges in high-stress applications.