Aug 28, 2025 Leave a message

Aluminum Bronze C61400: High-Strength, Corrosion-Resistant Alloy Properties and Application Prospects

Aluminum Bronze C61400 is a high-performance copper-based alloy, primarily composed of copper and aluminum, with additional elements such as iron, manganese, and nickel added for enhanced performance. Its excellent combination of mechanical strength, corrosion resistance, and wear resistance makes it suitable for high-load, high-wear, and harsh operating environments, making it a key material in the industrial sector.

 

Chemical Composition of ASTM B111 C61400 Type L Copper Tubing

Element Symbol Minimum (%) Maximum (%) Note
Copper Cu Balance   Remainder
Aluminum Al 6.0 8.5 Primary alloying element
Iron Fe 1.5 3.5 Enhances strength and wear resistance
Nickel Ni - 0.6 Optional, improves corrosion resistance
Manganese Mn - 1.0 Optional, aids deoxidation
Zinc Zn - 0.50 Impurity
Lead Pb - 0.02 Impurity
Tin Sn - 0.20 Impurity
Silicon Si - 0.10 Impurity
Others - - 0.50 Total other impurities

 

Mechanical Properties of ASTM B111 C61400 Copper Pipe for AC

Property Symbol Unit Temper: O60 (Annealed) Temper: H04 (Hard Drawn) Note
Tensile Strength Rₘ MPa (ksi) 450 (65) 655 (95)  
Yield Strength (0.2% Offset) Rₚ₀.₂ MPa (ksi) 140 (20) 310 (45)  
Elongation (in 2 in or 50mm) A % 40 15 Measure of ductility
Modulus of Elasticity E GPa (10⁶ psi) 115 (17) 115 (17) Stiffness; relatively constant
Hardness HBW - 75 155 Brinell Hardness
Fatigue Strength - MPa (ksi) ~130 (19) ~165 (24) Estimated, reversed bending
Machinability - % 30 30 Compared to Free-Cutting Brass (C36000) as 100%

 

Production Process of ASTM B111 C61400 Heat Exchanger Copper Tubing

C61400 utilizes vacuum melting technology to ensure uniform composition. Billets are then hot-rolled/forged, and properties are adjusted through cold working or heat treatment. Stringent quality control procedures ensure material density, reduce impurity content, and meet high strength and fatigue resistance requirements.

 

Core Features of ASTM B111 C61400 Copper Tube

Wear and Corrosion Resistance: Resists pitting and stress corrosion in seawater and acidic media, with a lifespan far exceeding that of ordinary bronze.

High Strength: A tensile strength of up to 1100 MPa after cold working makes it suitable for heavy-load components.

Thermal and Electrical Conductivity: Meets both heat dissipation and electrical conductivity requirements, making it suitable for power equipment.

Processability: Supports various molding processes, including casting, forging, and machining.

ASTM B111 C61400 copper hose
ASTM B111 C61400 Heat Exchanger Copper Tubing
ASTM B111 C61400 15mm copper pipe
ASTM B111 C61400 copper plumbing

Typical Applications

Marine Engineering: Marine propellers, valves, pump bodies, and other seawater-resistant components.

Aerospace: Landing gear bearings and high-temperature fasteners.

Power Equipment: Conductive springs and circuit breaker contacts.

Mechanical Manufacturing: Gears, bearing bushings, and mold inserts.

 

Industry Outlook

With the acceleration of high-end equipment manufacturing, new energy, and marine development, market demand for high-performance alloys continues to grow. C61400, with its comprehensive performance, has significant potential in the following areas:

Environmental Protection Equipment: Its corrosion resistance makes it suitable for desulfurization and wastewater treatment systems. New energy vehicles: Demand for lightweight motor bearings and connectors.
Smart manufacturing: High-precision transmission components replace traditional steel, reducing energy consumption.
Aluminum bronze C61400, with its irreplaceable performance advantages, is becoming a core material choice in industrial upgrades, and its market penetration is expected to further increase in the future.

 

GNEE can provide C61400 copper materials in the following forms:

 

C61400 Copper Bar

Item Brass bar,Brass round bar,Brass rod,etc
Standard GB/T 4423-2007,JIS H3250-2006,EN12163-98,
JIS H3250,ASTM B150M-03,ASTM B98M-03,
ASTM B151M-05,etc
Material C21000,C22000,C23000,C24000,C26000,C27000,
C27400,C28000,C2100,C2200,C2300,C2400,C2600,
C2680,C2729,C2800,C4641,CZ101,CZ102,CZ103,
CZ106,CZ107,CZ109,CuZn5,CuZn10,CuZn15,CuZn20,
CuZn30,CuZn35,CuZn40,H96,H90,H85,H70,H68,H65,
H62,H59,CC3300,C33200,C37000,C44300,C44400,
C44500,C31600,C36000,C60800,C63020,C65500,
C68700,C70400,C70620,C71000,C71500,C71520,
C71640,C72200,C61400,C62300,C63000,C64200,
C65100,C66100,
Shape Round,flat,square,hexagonal,rectangular,etc
Diameter 1mm-800mm,etc
Length 1m,2m,5.8m,6m,etc
MOQ 500KG
Price Term CFR,CIF,FOB,EXW,etc
Payment Term L/C,T/T,D/P,etc
Export To Spain,USA,Ukraine,Poland,Germany,Bahrain,Iran,India,
Indonesia,Mexico,Oman,Dubai,Thailand,Philippines,
Colombia,Austria,Malaysia,Singapore,Pakistan,Kuwait,
South Korea,Libya,etc

 

 C61400 Copper Pipe

Item Copper pipe , copper tube , brass pipe , brass tube , bronze pipe, bronze tube
Type straight copper pipe, pancake coil copper pipe, capillary copper pipe
Standard GB/T1527-2006, JIS H3300-2006, ASTM B75M, ASTMB42, ASTM B111, ASTMB395,
ASTM B359, ASTM B188, ASTM B698, ASTM B640, etc
Material C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910, C10920,
C10930, C11000, C11300, C11400, C11500, C11600, C12000, C12200, C12300,
C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200,
C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000,
C44300, C44400, C44500, C60800, C63020, C65500, C68700, C70400, C70620,
C71000, C71500, C71520, C71640, C72200, etc
Shape Round, Square, Rectangular, Oval, half-round
Outside diameter 2-914mm
Wall thickness 0.2-120mm
Length 1m, 2m, 3m, 6m, or as required
Hardness 1/16 hard, 1/8 hard, 3/8 hard, 1/4 hard, 1/2hard, full hard, soft, .
Surface mill, polished, bright, oiled, hair line, brush, mirror, sand blast, or as required
Price Term Ex-Work, FOB, CNF, CFR, CIF, FCA, DDP, DDU, etc
Payment Term TT, D/P, L/C, Western Union, etc
Export to Singapore, Indonesia, Ukraine, Korea, Thailand, Viet Nam, Saudi Arabia, Brazil, Spain, Canada,
USA, Egypt, Iran, India, Kuwait, Dubai, Oman, Kuwait, Peru, Mexico, Iraq, Russia, Malaysia, etc

 

 C61400 Copper Plate and Strip

Item

Copper plate,copper sheet ,brass plate,brass sheet,Bronze plate,Bronze sheet

Standard

JIS H3250-2006,ASTM B152M,GB/T2040-2008,ASTM B36,ASTM B194,ASTM B888,ASTM B19,
ASTM B122,etc

Material

C21000,C22000,C22600,C23000,C24000,C26000,C26130,C26800,C27000,C27200,C27400,
C28000,C31600,C32000,C34000,C34500,C35000,C35600,C36000,C36500,C40500,C40800,
C40850,C40860,C41100,C41500,C42200,C42500,C43000,C43400,C44500,C46400,C46500,
C51000,C52100,C53400,C61300,C61400,C63000,C63800,C65100,C65500,C68800,C70250,
C70620,C71500,C71520,C72200,C72500,C73500,C74000,C74500,C75200,C76200,C77000,etc

Thickness

0.1-120mm

Width

2-2500mm

Length

1m,2m,3m,6m,or as required

Surface

mill,polished,bright,mirror,hair line,brush,checkered,antique,sand blast,etc

Price term

Ex-Work,FOB,CNF,CFR,CIF,FCA,DDP,DDU,etc

Payment
term

TT,L/C,D/P,Western Union,etc

Export to

Ireland,Singapore,Indonesia,Ukraine,Saudi Arabia,Spain,Canada,USA,Brazil,Thailand,Viet Nam,
Korea,Iran,India,Egypt,Peru,Oman,Dubai,Kuwait,Malaysia,Iraq,Mexico,Russia,South Korea,etc

Package

Standard export package,suit for all kinds of transport,or as required.

Container
Size

20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)
40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)

Application

Brass plate has a high corrosion resistance, and have good plasticity,in the air easy to cold and hot
pressure processing,easy to welding, forging and tin, no stress corrosion cracking the tendency.

 

 C61400 Copper Wire

Product Name Copper/Brass/Bronze alloy wire
Material C10100,C10200,C10300,C10400,C10500,C10700,C10800,C10910,C10920,C10930,
C11000,C11300,C11400,C11500,C11600,C12000,C12200,C12300,C12500,C14200,
C14420,C14500,C14510,C14520,C14530,C17200,C19200,C21000,C23000,C26000,
C27000,C27400,C28000,C33000,C33200,C37000,C44300,C44400,C44500,C60800,
C63000,C65500,C68700,C70400,C70600,C70620,C71000,C71500,C71520,C71640, C72200,C86300,C83600,C95400,C95500,C95800,
H59,62,H65,H68,H70,H80,H85,H90,H96, T1,T2,T3,TU1,TU0,TU2,TP1,TP2,TAg0.1,etc
Shape Round,Square,Rectangular,Oval,half-round
Diameter 8-2000mm or customized
Thickness 0.3-2mm 3-200mm lead free
Length 1-6meters or customized
Hardness 1/4 hard,1/2hard,full hard,soft,etc.
Surface mill,polished,film-coated,etc.
Price Term Ex-Work,FOB,CNF,CFR,CIF,FCA,DDP,DDU, etc
Payment Term TT,L/C,etc
Package Standard export package ,or as required.
Application Brass bars are widely usde in airconditioners,refrigerators,eclectrics due to its highly corrosion-resistant.It can be also used in structral parts

 

why choose us
 
copper water supply line

Professional copper pipe supplier

 

The company has a cluster of leading copper processing production lines in China, including:
German imported precision copper tube production line (annual output of 30,000 tons)
Japanese technology copper foil rolling line (thinnest up to 6μm)
Fully automatic copper bar continuous extrusion line
Intelligent copper sheet and strip finishing mill unit
Digitalized control and management of the whole production process is realized through MES system, and the dimensional accuracy of the products can reach ±0.01mm.

 

Contact us today for a quotation:sales@gneesteel.com

 

Packaging and shipping

 

GNEE offers professional packaging for exported copper pipes. First, we apply anti-rust oil and plastic film to prevent oxidation. Then, we securely strap with steel straps and add corner protectors. Finally, we place the pipes on wooden pallets and reinforce them with iron or wooden boxes, ensuring they are moisture-proof and impact-resistant during ocean transport, while facilitating easy loading and unloading. All packaging meets export standards. 

copper water tube
hollow copper tube
thick wall copper tubing
copper alloy pipe
flexible copper pipe for ac

Customer visits

 
red copper pipe
copper hose pipe
bending copper water pipe
copper pipe for drinking water
copper pipe hard drawn
copper pipe for heating
copper sprinkler pipe
micro copper pipe
copper pipe
copper tube

 

 

 

GNEE participated in the exhibition

 

 

copper hose

Send Inquiry

whatsapp

Phone

E-mail

Inquiry