C61400 Aluminum Bronze

C61400 aluminum bronze is a common aluminum-copper alloy, primarily composed of aluminum and copper. This alloy boasts excellent mechanical properties and corrosion resistance, making it widely applicable across various industrial fields. Thanks to its good thermal and electrical conductivity, C61400 aluminum bronze is often used in the manufacturing of electrical connectors and conductive components. Additionally, due to its high strength and outstanding corrosion resistance, this material also plays a significant role in sectors such as marine engineering, aerospace, and chemical equipment. Overall, C61400 aluminum bronze, as a functional alloy material, holds broad market application potential and promising development prospects.

 

 

Chemical composition

Chemical composition
Grade	Fe	Si	Mn	P	Pb	Al	Zn	Sn	Cd
C61400	3.5	-	1	0.015	0.01	8	0.2		0.05

 

Physical Properties

Physical properties of C61400 Aluminum Bronze
Tensile strength (Mpa)	460-530
Yield strength (Mpa)	180-235
Elongation rate (%)	40-30
Hardness (HB)	110-170

 

 

Item	Parameters
Material Classification	Wrought Aluminum Bronze
International Equivalents	UNS C61400, EN CW303G, BS CA106, DIN 2.0932
Standard Name	CuAl8Fe3 (Composition: Copper-Aluminum 8%-Iron 3%)
Applicable Standards	Rod/Bar: ASTM B150 Plate/Sheet/Strip: ASTM B169 Tube/Pipe: ASTM B315

 

 

• Hot Working: Recommended hot working temperature range is 800°C – 925°C.
• Annealing: Stress-relief or recrystallization annealing temperature is typically 600°C – 900°C, generally followed by air cooling.
• Welding: Exhibits good weldability; TIG welding is suitable. Recommended to use matching aluminum bronze filler wire.
• Machinability: Machinability rating is 20% (based on free-cutting brass C36000 as 100%). This is considered a difficult-to-machine material. Carbide tools with cutting fluid are recommended.

 

 

• Chemical Properties

UNS C61400 is an alloy composed of 88% copper and 12% tin. Due to its chemical composition, it has several unique advantages, including excellent corrosion resistance and low friction properties. Its strength and hardness make it suitable for a wide range of applications in the engineering industry, from automobiles to aerospace components. Its reduced conductivity makes it an ideal choice for wireless transmitters and receivers, while its low melting point makes it easier to process metals. Its compatibility with other metals also makes it an excellent choice for welding operations. In summary, the chemical properties of Bronze 614 make it a multifunctional material that can be used to solve many technical problems faced by engineers today

 

• Mechanical Performance Characteristics

The characteristics of strength, corrosion resistance, and formability make the engineering brass alloy UNS C61400 an attractive choice for many applications. Its excellent machinability makes it an ideal choice for parts that require molding, drilling, and tapping, and its excellent stamping quality produces precise dimensional tolerances that make this brass suitable for complex parts with strict tolerance requirements. This universal alloy also exhibits excellent fatigue strength in high stress components, and its good weldability makes it an ideal choice for many components. In addition, UNS C61400 also has anti zinc properties and is commonly used in environments that require resistance to corrosive media. All these features combined make UNS C61400 a best-selling product for engineers who are looking for materials that can meet all performance standards without spending a lot of money.

 

• Physical performance characteristics

The main physical characteristic of UNS C61400 is its excellent wear resistance, which makes it an ideal choice for wear prone components such as gears or bearing races. It also has good fatigue strength, making it suitable for components that can withstand fluctuating loads, such as crankshafts, and good sliding performance, making it suitable for sliding bearings or bushings.

 

• C61400 Aluminum Bronze is widely used in industries requiring high performance in harsh conditions. Common applications include:
• Marine Engineering: Propeller shafts, pump components, and seawater valves.
• Industrial Machinery: Gears, bearings, and bushings.
• Chemical Processing: Valves, pumps, and fittings exposed to corrosive substances.
• Aerospace: High-strength components for aircraft and engines.
• Oil and Gas: Equipment for offshore drilling and pipelines.

 

 

 

Q1: What are the main components of C61400 Aluminum Bronze?
A: C61400 contains 82% copper (Cu), 12-18% nickel (Ni), 1-2% silicon (Si), 1-2% manganese (Mn), 0.1-0.4% iron (Fe), and 0.5% -1% zinc (Zn). Its melting point is 1065 ° C/1950 ° F and its density is 8.4 g/cm ³.

 

Q2: Does the electrical conductivity of C61400 Aluminum Bronze decrease due to processing?
A: Yes, the electrical conductivity of C61400 Aluminum Bronze can decrease due to processing. However, the change depends on the specific type of processing and the resulting material state (annealed vs. hard/work-hardened).

 

Q3: What surface treatments is C61400 Aluminum Bronze suitable for?
A: C61400 aluminum bronze is suitable for several surface treatments, primarily leveraging its inherent corrosion resistance.Such as Polishing,Chemical Passivation,Custom Coatings

 

Q4: How to distinguish copper C61400 Aluminum Bronze from copper chromium zirconium?
A: Distinguishing between C61400 Aluminum Bronze and Copper Chromium Zirconium (Cu-Cr-Zr, e.g., C18150) is straightforward because they serve completely opposite purposes. One is optimized for corrosion resistance and strength, while the other is designed for high electrical and thermal conductivity.

 

Q5: What is the corrosion resistance of C61400 Aluminum Bronze ?
A: C61400 aluminum bronze is widely recognized for its excellent corrosion resistance, particularly in marine and industrial environments . However, a detailed understanding reveals specific strengths and critical limitations depending on the exact environmental conditions.

 

Q6: What parameters are required when ordering copper C61400 Aluminum Bronze ?
A: It is necessary to specify the alloy grade (such as C61400 Aluminum Bronze ), dimensional tolerance and testing standard (ASTM/GB).

 

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