通用型高性能合金-C954铝青铜合金
1. 产品概述
C-954青铜是一种广泛使用的铝青铜合金，属于通用型高性能合金。它具有以下突出优点：
高屈服强度和抗拉强度
良好的延展性、可焊性和加工性能
优异的耐腐蚀性，尤其适用于海水或海洋环境
在冲击载荷下具有极强的抗磨损、抗疲劳和抗变形能力
因此，C-954 青铜被广泛应用于航空航天、船舶制造、发动机部件、石油化工、水处理及结构建筑等领域。
2. 化学成分
根据 ASTM B505 标准，C-954 青铜的主要元素含量如下：
铜（Cu）：≥83.0%
铝（Al）：10.0%–11.5%
铁（Fe）：3.0%–5.0%
镍（Ni）：≤1.5%
锰（Mn）：≤0.50%
该合金以铜为基体，铝为主要合金元素，铁和镍用于增强强度和耐磨性，锰用于改善铸造性能。
3. 机械性能
依据 ASTM B505 规定，其典型力学性能包括：
屈服强度（最小）：32 ksi（约 220 MPa）
抗拉强度（最小）：85 ksi（约 586 MPa）
延伸率（最小）：12%
这些数值表明 C-954 具有良好的强度与韧性平衡，适合承受重载和冲击。
4. 物理性能
密度：0.269 lb/in³（约 8.7 g/cm³）
弹性模量：15,500 psi（约 107 GPa）
热膨胀系数：9 × 10⁻⁶ / °F（在 68–212°F 范围内）
热导率：33.9 Btu/ft·hr·°F（约 146 W/m·K）
比热容：0.10 Btu/lb·°F（约 418 J/kg·K）
电阻率：5.2 微欧·英寸（约 8.2 μΩ·cm）
这些参数说明该材料导热性良好，热稳定性高，适合高温或热循环工况。
5. 应用领域
典型应用场景包括：
轴承、齿轮、阀门部件
飞机电刷、起落架组件
发动机零件
海军舰艇水下紧固件
船用螺旋桨
海水系统、供水行业
石油化工设备
防腐结构件
特别适用于海洋、腐蚀性环境、高负载和冲击载荷的应用。
6. 标准规范
C-954 青铜符合 ASTM B505 标准，是美国材料与试验协会（ASTM）对铝青铜合金的规范之一，确保其质量与一致性。
7. 制造商信息
公司名称：嘉兴固润
地址：浙江省嘉兴市经济技术开发区成吉路305号
电话：(0573) 82619591
传真：(0573) 82091681
8. 免责声明
所有数据为典型值，仅供参考，不作为设计或规格的最终依据。数据可能随时更改，公司不保证其准确性，也不承担更新义务。实际产品性能可能因批次不同而略有差异。
This document is a Technical Data Sheet published by Double Eagle Alloys for C-954 Bronze (UNS C95400), providing comprehensive information on its chemical composition, mechanical properties, physical characteristics, applications, and standards.
1. Product Overview
C-954 bronze is a widely used aluminum bronze alloy, known as a general-purpose high-performance alloy. It features:
High yield and tensile strength
Good ductility, weldability, and machinability
Excellent corrosion resistance, especially in marine or seawater environments
Exceptional resistance to wear, fatigue, and deformation under shock loading
Due to these properties, C-954 bronze is commonly used in aerospace, marine engineering, engine components, oil & gas, water treatment, and structural applications.
2. Chemical Composition
As per ASTM B505 standard, the elemental composition of C-954 bronze is:
Copper (Cu): ≥83.0%
Aluminum (Al): 10.0%–11.5%
Iron (Fe): 3.0%–5.0%
Nickel (Ni): ≤1.5%
Manganese (Mn): ≤0.50%
The alloy is copper-based with aluminum as the primary alloying element, iron and nickel enhancing strength and wear resistance, and manganese improving castability.
3. Mechanical Properties
According to ASTM B505:
Yield Strength (min): 32 ksi (~220 MPa)
Tensile Strength (min): 85 ksi (~586 MPa)
Elongation (min): 12%
These values indicate a favorable balance of strength and ductility, suitable for heavy-duty and impact-loaded applications.
4. Physical Properties
Density: 0.269 lb/in³ (~8.7 g/cm³)
Modulus of Elasticity: 15,500 psi (~107 GPa)
Coefficient of Thermal Expansion: 9 × 10⁻⁶ / °F (68–212°F)
Thermal Conductivity: 33.9 Btu/ft·hr·°F (~146 W/m·K)
Specific Heat: 0.10 Btu/lb·°F (~418 J/kg·K)
Electrical Resistivity: 5.2 microhm-in (~8.2 μΩ·cm)
These properties show good thermal conductivity and stability, making it suitable for high-temperature or thermal cycling environments.
5. Applications
Typical uses include:
Bearings, gears, valve components
Aircraft brushes and landing gear parts
Engine components
Underwater fasteners in naval architecture
Ship propellers
Seawater systems and water supply industries
Oil and petrochemical equipment
Anti-corrosive structural applications
Especially suitable for marine, corrosive, high-load, and impact-prone environments.
6. Standards
C-954 bronze conforms to ASTM B505, a standard specification from the American Society for Testing and Materials (ASTM) for aluminum bronze alloys, ensuring consistent quality and performance.
7. Disclaimer
All data are typical values provided for informational purposes only and should not be used as maximum or minimum limits for design or specific applications. The company disclaims any representation or warranty regarding accuracy and assumes no obligation to update. Actual product data may vary from those shown. © 2015 Double Eagle Alloys Inc. All rights reserved.