Nov 17, 2025 Leave a message

ASTM B466 C71500 Copper Nickel Seamless Sea water pipework Pipes

C71500 Copper Nickel Tubes PDF

C71500 Copper Nickel Size & Price PDF

 

What is a C71500 copper nickel tube?

Copper-nickel alloy C71500, also known as 70/30 alloy, is composed of 70% copper and 30% nickel, with added iron and manganese, giving it excellent corrosion resistance and erosion resistance. C71500 has a higher nickel content than C70600, thus exhibiting superior corrosion resistance, making it particularly suitable for marine environments and ensuring a long and reliable service life for components under these conditions. GNEE is a leading supplier of copper-nickel alloy C71500, primarily supplying tubing conforming to ASTM B466/B111 standards, as well as various sizes and specifications of ASTM B122 C71500 sheet metal.

 

C71500 Physical Properties

Properties Metric Imperial
Density 8.94 g/cm3 0.323 lb/in3
Melting point 1171°C 2140°F
sb 111 c71500
b111 c71500
sb111 c71500
70 30 copper nickel pipe
astm b111 c71500

C71500 Chemical Composition

Grade C(Max) Pb Mn P S Zn Fe Ni Cu
C71500 0.05 0.02 1.0 0.02 0.02 0.50 0.4-1.0 29.0-33.0 Balance

 

UNS C71500 Mechanical Properties

Form Temper Code Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale Rockwell F scale Section Size
(in)
Cold Work
(%)
Flat Products M20 55 Typ 20 Typ 45 Typ 35 Typ   1  
Rod H02 75 Typ 70 Typ 15 Typ 80 Typ   1 20
Tube OS025 60 Typ 25 Typ 45 Typ 45 Typ 80 Typ    
OS035 54 Typ   45 Typ 36 Typ 77 Typ      

 

ASTM B466 C71500 Copper Nickel Seamless Pipes and Tubes Applications

Hydraulic lines

Fish cages for aquaculture

Heat exchangers and condensers

Desalination units

Sea water pipework

Tubes for power plants and ships

Offshore fire water systems

Pumps, valves, sheathing and fittings for ship hulls

Desalination units

Hydraulic lines

Fish cages for aquaculture

Heat exchangers and condensers

Sea water pipework

Offshore fire water systems

Tubes for power plants and ships

Pumps, valves, sheathing and fittings for ship hulls

 

Our spot inventory

ASME SB111 C71500

C71500 seamless condenser tube

C71500 welded copper nickel pipe

ASTM B111 C71500

ASTM B466 C71500 pipe

C71500 cupronickel boiler tube

70/30 copper nickel pipe

C71500 heat exchanger tube

C71500 welded copper nickel pipe

SB111 UNS C71500

70/30 cupronickel condenser tube

ASTM B111 C71500 heat exchanger tube

C71500 copper nickel pipe

ASTM B111 C71500 heat exchanger tube

ASME SB111 C71500 copper nickel pipe

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About us

Gnee is a premier manufacturer and international supplier of comprehensive copper and copper alloy products, committed to delivering excellence in copper tubes, copper sheets, copper plates, copper bars, copper rods, copper wires, and copper strips.

 

Our Extensive Product Portfolio & Specifications:

Copper Tubes & Pipes:
We supply a full range including **Capillary Tubes, Thin-Walled Copper Tubes, Thick-Walled Copper Tubes, Round Pipes, Square Pipes, Rectangular Pipes, Welded Pipes, Seamless Pipes, Heat Exchanger Tubes, and Condenser Tubes.

 

Copper Sheets, Plates:
Our flat-rolled products cover Copper Foils, Thin Sheets, Thick Plates, and Circles (Round Plates) in various tempers (O, H) for diverse applications.

 

Copper Bars, Rods & Profiles:
We offer Round Bars, Square Bars, Hexagonal Bars, and Flat Bars with excellent machinability and strength.

 

Copper Wires & Strips:
Our lineup includes high-conductivity Bare Copper Wires, Stranded Wires, and precisely manufactured Copper Strips.

 

Common Alloys & International Standards:

We master a wide array of materials compliant with ASTM, EN, JIS, and GB standards:

Pure Copper: C11000 (ETP Copper), C10200 (Oxygen-Free Copper), C12000 (DLP)

Brass Alloys: C26000 (Cartridge Brass), C27200 (Brass), C28000 (Muntz Metal)

Copper-Nickel: C70600 (CuNi90/10), C71500 (CuNi70/30)

Phosphor Bronze: C51900, C52100, C54400

Serving industries from HVAC/R and plumbing to electrical, automotive, and marine engineering, Gnee provides OEM support, competitive pricing, and reliable bulk supply for your global projects.

20250716165456

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