Nov 17, 2025 Leave a message

ASME SB 111 SB 466 C71500 Copper Nickel Alloy heat exchanger tubes

C71500 Copper Nickel Tubes PDF

C71500 Copper Nickel Size & Price PDF

 

What is a C71500 copper nickel tube?

ASME SB 111 SB 466 C71500 cupronickel alloy is primarily used in seawater operations requiring forged and machined pump and valve components, hardware and fittings. This alloy can also be widely used in areas requiring high corrosion resistance, and where chloride stress-corrosion cracking precautions prevent usage of stainless steel. Applicable for condenser for ship, heat and water supply, chemical industry, desalinator, Condensers, Seawater piping, Power plants, Heat Exchanger shells etc.

 

Common Product Forms & Dimensions

Product Form

Size Range

Delivery Condition

Sheet

Thickness: 0.05-1.5mm, Width ≤500mm

Soft (M), Hard (H)

Rod

Diameter: 3-120mm, Length: 2-6m

Drawn, Hot-Rolled

Tube

OD: 2-150mm, Wall Thickness: 0.3-15mm

Cold-Drawn, Half-Hard

Wire

Diameter: 0.05-6.0mm

Coiled or Straight

 

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Chemical Composition

Element

Content (%)

Function/Limit

Cu

65.0-70.0

Base material

Ni

29.0-33.0

Enhances corrosion resistance & strength

Fe

0.4-1.0

Improves wear & fatigue resistance

Mn

≤1.0

Enhances machinability

Pb

≤0.05

Strictly controlled

Zn

≤1.0

Impurity limitation

 

C71500 Copper Nickel Properties

Physical Properties

Property

Value

Remarks

Density

8.94 g/cm³

High density for precision parts

Melting Point

1170-1240°C

Limited castability

Thermal Conductivity

29-33 W/(m·K)

Moderate heat dissipation

Thermal Expansion

13.2-16.2×10⁻⁶/°C (20-300°C)

Excellent thermal stability

Electrical Conductivity

5-7% IACS

Suitable for industrial use

 

Mechanical Properties

Property

Soft (M)

Hard (H04)

Tensile Strength (σb)

350-480 MPa

550-800 MPa

Yield Strength (σ0.2)

105-205 MPa

250-450 MPa

Elongation (δ10)

20-40%

2-5%

Hardness (HV)

80-130

200-300

 

Applications

C71500 Copper Nickel Alloy is typically used in areas where need high temperatures and pressures combined with high velocity and turbulence.

Chemical processing application| condensers and boiler parts, heat exchanger components, process equipment, refrigerators, propeller sleeves, ferrules, heat exchanger tubes, evaporator tubes, distiller tubes, condenser plates, flexible metal hose, pump impellers, welding backing rings, valve bodies and fittings.

Marine applications| salt water flanges, salt water piping, pump bodies and internal parts-sea water, sea water condensers, salt water pipe fittings, water boxes.

 

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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