Beryllium Copper C17200: A Comprehensive Overview
البريليوم النحاس C17200 is a versatile alloy known for its unique combination of properties, making it suitable for various demanding applications across industries. This article provides an in-depth look into its composition, mechanical and physical properties, applications, and considerations for use.
تكوين
Beryllium Copper C17200 consists primarily of copper (Cu) alloyed with a small percentage of beryllium (Be). The typical composition is as follows:
| نحاس | 98.1% |
| البريليوم (كن) | 1.9% |
Key Properties
- الخصائص الميكانيكية: Property Value Tensile Strength 1250 MPa (181 ksi) Yield Strength (0.2% offset) 1100 MPa (160 ksi) Elongation 8% Hardness (Rockwell C) 34-45 HRc
- إلى 500 درجة مئوية وتخفيف التوتر:
- سمك 12-300 مم × عرض 200-2300 مم: 8.36 g/cm³
- نقطة الانصهار: Approximately 985°C (1805°F)
- التوصيل الكهربائي: Approximately 22% IACS (International Annealed Copper Standard)
- المقاومة للتآكل: Good corrosion resistance in various environments.
- مقاومة التعب: Excellent fatigue resistance, suitable for cyclic loading applications.
- آلية: Requires tools designed for machining hard materials due to its hardness.
- قابلية اللحام: Fair weldability; may require preheating and post-weld heat treatment.
الخصائص الميكانيكية
Beryllium Copper C17200 is typically solution heat treated and aged to achieve the desired mechanical properties. The heat treatment process enhances its strength and hardness, crucial for applications requiring high performance under stress.
التطبيقات
Beryllium Copper C17200 finds application in a wide range of industries, including:
- إلكترونيات: Electrical connectors, switches, and springs due to its high electrical conductivity and spring properties.
- تصنيع: Injection mold components, bearings, and bushings for their wear resistance and strength.
- الفضاء: Components requiring high strength-to-weight ratio, fatigue resistance, and reliability under extreme conditions.
- النفط والغاز: Non-sparking tools and equipment used in hazardous environments.
Considerations
- Safety: Beryllium is a hazardous material if handled improperly. Proper safety precautions must be followed during machining, handling, and disposal.
- التأثير البيئي: Recycling and disposal should be conducted in compliance with regulations due to the presence of beryllium.
المعايير
- Conforms to ASTM B196/B196M – Standard Specification for Copper-Beryllium Alloy Rod and Bar.
- Designated as UNS C17200.
خاتمة
Beryllium Copper C17200 is a high-performance alloy valued for its unique combination of strength, conductivity, and corrosion resistance. Its versatility makes it indispensable in critical applications across industries, from electronics to aerospace. Understanding its properties and applications is essential for maximizing its benefits while ensuring safety and compliance with industry standards.
For detailed specifications and further information, refer to the manufacturer’s technical datasheet and consult with industry experts.
This article aims to provide a comprehensive understanding of Beryllium Copper C17200, highlighting its attributes through organized tables for clarity and ease of reference. If you have any specific questions or need further details, feel free to ask!