Copper Nickel Tube Suppliers

Copper Nickel Tubing and Seamless Tube manufacturer in India

Buy Copper Nickel Alloy Tube, Cuni Brake Tube, Copper nickel condenser tubes at best Price in India & UK

Copper Nickel Tube
Copper Nickel Tube
Copper Nickel Coil Tubing
Copper Nickel Coil Tubing
Copper Nickel Tubing
Copper Nickel Tubing

Copper Nickel Tube is a term that refers to a group of copper-nickel alloys best known for their strength, corrosion resistance, durability and physical beauty. The most common cupronickel tubes are: 90/10 Cupro-nickel tube (copper-nickel-iron) or 70/30 Cupro-nickel tube (copper-nickel-iron).

We at Steel Tubes India stocking various Sizes and diameter Copper Nickel Finned Tube & Copper Nickel Condenser Tube, we are distributor of Cu-Ni Seamless Tubes and Copper Nickel U-Bend Tube for Heat Exchangers and Condensers in Government sector & public sector companies Like Indian oil, BARC, ONGC, BHEL, BPCL and many more. We have our Dealer & Distributor of Copper Nickel Tubing & Copper Nickel Seamless Tube in UK, USA, Sweden, Israel, Germany, Italy, Australia, Canada, UAE, Saudi Arabia, Oman, Kuwait, Qatar, Iran, Indonesia, Malaysia, Singapore, Russia & France.

We have our associate Stockist of CuNi finned tubing in across India like Mumbai, Delhi, Bangalore, Hyderabad, Ahmedabad, Kochi (Cochin), Visakhapatnam, Vadodra, Nashik,Chennai, Kolkata, Surat, Pune, Nagpur, Indore, Thane, Bhopal, Aurangabad, Ranchi, Coimbatore, Raipur, Salem, Bhilai, Bhavnagar, Tirupur, Ankleshwar, Bikaner, Faridabad, Rajkot, Mysore, Bhubaneswar, Mangalore, Assam, Siliguri & Bhiwandi. All Copper Nickel Seamless Tubing can have similar or dissimilar metal combinations between the tube and fins suitable for Max. Temperature 1150°F. Our Copper Nickel Tubes are Annealed For Easy Coiling.

We have special price of Cupronickel tubing, Cu-Ni Electropolish Tubes, ASTM B543 Cu-Ni condenser tubes, Cu-Ni Tubes, Cupro Nickel Seamless Tubes, Copper Nickel Welded Tube & Copper Nickel ERW Tubes, mail us to to get best price of Copper Nickel Tubing, Copper Nickel Tubing Coil, Copper Nickel Tube Coils, Copper Nickel Helical Coils and free sample of Copper Nickel EFW Tubes, Cu-Ni Round Tubes, Cu-Ni ERW Tubes, Cu-Ni Square Tubes, Cu-Ni Rectangular Tubes. We are sure that no other supplier of Cu-Ni Welded Tubing, UNS C70600 Welded Tube, ASME SB466 Cupro Nickel Tube can offer better price of ASTM B466 Copper Nickel Tube and ASME SB552 Welded Cu-Ni Tubes.

If you are looking to buy High quality assured Copper Nickel Alloy tube, Copper Nickel capillary tube or Copper Nickel brake tube at best price in India, send an email to, we will send you the Free Quote & recent price of Copper Nickel precision tubes, Copper Nickel instrumentation tubes, Copper Nickel Fin tubes along with inspection & delivery schedule. Steel Tubes India is a Govt. of India recognised Exporter of Copper Nickel cannula tubes in India and shipping to Europe, Trinidad & Tobago, Singapore, Qatar, Ethiopia, United Arab Emirates, Oman, Malaysia, Kuwait, Canada, Australia, United States, New Zealand, United Kingdom, St. Helena, South Africa, India, Nigeria, Ghana, Hong Kong, Saudi Arabia, Philippines, Ireland, Pakistan, South Korea, Iraq, Norway, Finland, Egypt, Netherlands, Denmark, Iran, Kenya, Sweden, Thailand, Indonesia, India, Belgium, Taiwan, Greece & Germany since 2002. CuNi protection tubes, Copper Nickel protective tubes and Copper Nickel hydraulic tubes are available in different sizes, diameter & wall thickness.

Looking to buy Alloy 625 Tube? Inconel 625 Tube?

Check price of Inconel 625 Tube in India

Inconel 625 Tube


Copper Nickel Tube Price

$98.91 /each
$88.69 /each
$65.16 /each
Name 5/8 in. x 50 ft. Plastic Coated Copper Nickel Coil 1/2 in. x 50 ft. Plastic Coated Copper Nickel Coil 3/8 in. x 50 ft. Plastic Coated Copper Nickel Coil
Pipe Size 5/8" 1/2" 3/8"
Product Length (ft.) 50 50 50
Material Copper Nickel Copper Nickel Copper Nickel
Actual outside diameter (in.) .625 .5 .375
Actual inside diameter (in.) .436 .436 .311

Copper Nickel Tube Specification

Copper Nickel TUBE TO BS EN 1057 – R220/R250/R290

Standards ASTM  B75 B88  B280, GB/T1527-2006, JIS H3300-2006, ASTM B75M, ASTM B42, ASTM B111, ASTM B395, ASTM B359, ASTM B188, ASTM B698, ASTM B640, ASTM B280, ASTM B68, ASTM B75, ASTM B88, ASTM B837, ASTM 306, EN1057 etc
Copper Nickel Tube Size 15 NB to 150 NB IN
Copper Nickel Tube Type Straight Copper Nickel tube, Copper Nickel pancake coil, capillary Copper Nickel tube, Copper Nickel Finned Tube, Copper Nickel coil tubes, Copper Nickel “LL” finned tube, Copper Nickel “L” finned tube, Copper Nickel “KL” finned tube, Copper Nickel “G” finned tube
Temper Soft/ Hard/ Half-hard
Copper Nickel tubing wall thickness .035" –.095', (special wall thicknesses available)
Shape Round, Square, Rectangular, Oval, half-round tubing
Length 1m,2m,3,6m,or as required

Copper Nickel Round Tube

Wall thickness: 0.2mm~120mm

Outside Diameter: 2mm~910mm

Copper Nickel Square Tube

Wall thickness: 0.2mm~120mm

Size: 2mm*2mm~1016mm*1016mm

Copper Nickel Rectangular Tube

Wall thickness: 0.2mm~120mm

Size: 2mm*4mm~1016mm*1219mm

Hardness 1/6 hard,1/8 hard, 3/8 hard, 1/4 hard, 1/2hard, full hard, soft, etc
Surface Mill, polished, bright, oiled, hair line, brush, mirror, sand blast, or as required

1. Pancake Coil for ACR, General Engineering Applications 

2. LWC Coil for ACR, General Engineering Applications

3. Straight Copper Nickel Tubes for ACR and Refrigeration

4. Inner-grooved Copper Nickel tube for ACR and Refrigeration

5. Copper Nickel Tubes for Transportation System of water, gas and oil

6.PE-coated Copper Nickel tube for water/gas/oil transportation system

7.Semi-finished Copper Nickel tube for industrial applications

Material T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc
Cupro Nickel Tubing Application
  • Drinking water
  • Central heating
  • Sanitation
  • Gas
  • Various engineering
  • Underground services

Types of Copper Nickel Tubes:

ACR & HVAC Cuni Tubing Flexible Cuni Tubing
Finned Cuni Tube Hard Cuni Tubing
Type K Cuni Tubing Type L Cuni Tubing
Type M Cuni Tubing Type DWV Cuni Tubing
Cuni Water Tubing Flexible Cuni Tubing
Soft Cuni Tubing Straight Cuni tube
Cuni pancake coil capillary Cuni tube
Cuni Finned Tube Cuni coil tubes
Cuni “LL” finned tube Cuni “L” finned tube
Cuni “KL” finned tube Cuni “G” finned tube
Cuni Seamless Tubes Cuni Round Tube
Cuni Welded Tubes Cuni Seamless Tubing
Cuni Coiled Tubing CuNi Capillary Tubing
Cuni Aerospace tubes Cuni High Pressure Tube
Cuni Sighting Tube Cupro Nickel Polish Tubes
Cupro Nickel Elliptical and Oval Tubes Cupro Nickel Rectangular Tube
CuNi Condenser Tubes CuNi Aero engine tubes

Cuni straight tube boiler

CuNi furnace tube

Cuni Tube Heat Exchanger  


Form Sizes
Metric US Customary
Copper Nickel Seamless Tubes:
  • Cuni Pipeline
6 to 420 mm OD, 0.8 to 5.0 mm wall thickness 0.3" to 16" mm OD, 0.03 to 0.2" wall thickness
  • Cuni Condenser Tube
8 to 35 mm OD, 0.75 to 2.0 mm wall thickness 0.3 to 1.5" OD, 0.03 to 0.1" wall thickness
  • Cuni Coiled Tube
6 to 22 mm OD, 0.5 to 3 mm wall thickness 0.25 to 1" OD, 0.02 to 0.12" wall thickness
Copper Nickel Tubes - longitudinally welded 270 to 1600 mm OD, 2.0 to 10 mm wall thickness 10 to 63" OD, 0.1 to 0.5" wall thickness
66-30-2-2 Cu-Ni is normally available as seamless tubing only.

Copper Nickel Tube Stock

Straight Copper Nickel Tube
Straight Copper Nickel Tube
Copper Nickel finned tube
Copper Nickel finned tube
Refrigeration Copper Nickel Tube
Refrigeration Copper Nickel Tube
AC Copper Nickel Tube
AC Copper Nickel Tube
Copper Nickel tubing for refrigeration
Copper Nickel tubing for refrigeration
Copper Nickel Tube
Copper Nickel Tube
Copper Nickel condenser tube
Copper Nickel condenser tube
Copper Nickel Seamless Tube
Copper Nickel Seamless Tube
Copper Nickel Welded Tube
Copper Nickel Welded Tube
Copper Nickel Coil Tubing
Copper Nickel Coil Tubing
150mm diameter seamless Copper Nickel tube
150mm diameter seamless Copper Nickel tube
Thin wall Copper Nickel tube
Thin wall Copper Nickel tube
Copper Nickel square tube
Copper Nickel square tube
Copper Nickel capillary tube
Copper Nickel capillary tube
Copper Nickel rectangular tube
Copper Nickel rectangular tube

Copper Nickel tubing composition & technical information

Specified Minimum Properties

ASTM B111 Copper & copper alloy seamless condenser tubes & ferrule stock

Temper Code 0.5% Proof Stress Tensile Strength Elongation
MPa MPa %
Annealed O61
Cold Drawn H55

Copper Nickel Tube Physical Properties

Metric Units
Imperial Units
Melting Point (Liquidus)
Melting Point (Solidus)
8.94 gm/cm³ @ 20°C
0.323 lb/in³ @ 68°F
Specific Gravity
Coefficient of Thermal Expansion
17.1 x 10 -6 / °C (20-300°C)
9.5 x 10 -5 / °F (68-392°F)
Themal Conductivity
40 W/m. °K @ 20°C
23 BTU/ft³/ft/hr/°F @ 68°F
Thermal Capacity (Specific Heat)
380 J/kg. °K @ 20°C
0.09 BTU/lb/°F @ 68°F
Electrical Conductivity (Annealed)
5.26 microhm?¹.cm?¹ @ 20°C
9.1% IACS
Electrical Resistivity (Annealed)
0.190 @ 20°C
130 ohms (circ mil/ft) @ 68°F
Modulus of Elasticity (tension)
140 GPa @ 20°C
20 x 10 6 psi @ 68°F
Modulus of Rigidity (torsion)
52 GPa @ 20°C
7.5 x 10 6 psi @ 68°F

Copper Piping Product ASTM Specifications

Seamless Copper Alloy Tubes for Pressure Applications
Seamless Copper Nickel Pipe and Tube
Seamless & Welded Copper Nickel Tubes for Water Desalting
Welded Copper & Copper Alloy Heat Exchanger Tube
Welded Copper Alloy Pipe
Welded Copper Nickel Pipe
Copper & Copper Alloy Seamless Condenser Tubes & Ferrule Stock
Copper & Copper Alloy Seamless Condenser & Heat Exchanger Tubes with Integral Fins


Types Out diameter Sizes Length
NB Sizes (in stock) .0035” ~ 8” 1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 1", 1.25", 1.5", 2", 2.5", 3", 4", 5", 6" Cut to length
Copper Nickel Seamless Tube (Custom Sizes) 6.35 mm OD To 101.6 mm OD  As per requirement Cut to length
Copper Nickel Welded Tube (ERW Tube) (in Stock + Custom Sizes) 6.35 mm OD To 152 mm OD As per requirement Cut to length

Copper Nickel Seamless Tubes Surface Finish

Surface Finish Internal Surface(ID) Exterbal Surface(OD)
Roughness Average(RA) Roughness Average(RA)
μ inch μm μ inch μm
AP Annealed & Pickled Not defined Not defined 40 or Not defined 1.0 or Not defined
BA Beight Annealed 40,32,25,20 1.0,0.8,0.6,0.5 32 0.8
MP Mechanical Polish 40,32,25,20 1.0,0.8,0.6,0.5 32 0.8
EP Electro Polish 15,10,7,5 0.38,0.25,0.20;0.13 32 0.8

Copper Nickel Tubing Features:

  • Cu-DHP grade copper
  • BSi Kitemark licensed
  • 15 & 22mm available in R220 (annealed) condition, suitable for hand manipulation and forming
  • 15-28mm straights available in R250 (half-hard) condition, suitable for cold bending and forming
  • 35-108mm available in R290 (hard) condition
  • Copper Nickel Coils available in 20m lengths, straights in 5.8m lengths

Specialized in:

  • Copper Nickel Tubes 
    from 1.00 to 60.00 mm outside diameter and a wall thickness from 0.10 to 6.00 mm.
  • Copper-Nickel and Nickel Silver Tubes 
    from 1.00 to 40.00 mm outside diameter and a wall thickness from 0.10 to 4.00 mm.
  • Dimensions outside this range 
    are available on demand!
  • CuNi Straight tubes in mill-lengths or specified lengths 
    from 10 to 15,000 mm.
  • Copper Nickel Coil and LWC production 
    from 5 to 200 kg.
  • High volume and low volume production
  • Type L and Type M Copper Nickel tube: Use Type M for most home situations. Use heavier duty Type L for underground and other special situations. But check with your local plumbing inspector for regional requirements
  • Type K Copper Nickel tube
  • In Australia, Copper Nickel tube classifications are "Type A", "Type B", "Type C", and "Type D"
  • Common wall-thicknesses in Europe are "Type X", "Type Y" and "Type Z", defined by the EN 1057 standard Copper Nickel tube
  • Common wall-thicknesses of Copper Nickel tubing in the U.S. and Canada are "Type K Copper Nickel tubing", "Type L Copper Nickel tubing", "Type M Copper Nickel tubing", and "Type DWV Copper Nickel tubing"

An estimated delivery time location wise for Cuni Tubing

Country Days Country Days
USA 45 Canada 45
Australia 30 UK 35
Malaysia 15 Poland 15
Iran 7 Singapore 14
Vietnam 20 Albania 20
UAE 15 Thailand 20
Nigeria 40 Ethiopia 40
Turkey 30 Tanzania 30
Bahrain 15 Kenya 40
Libya 40 Syria 40
Zambia 40 Egypt 40
Italy 40 India 7
Saudi Arabia 15 Qatar 15
Namibia 40 Indonesia 20
South Africa 40 Australia 40
Uganda 40 Angola 40
Kazakhstan 20 Algeria 20

Cupro Nickel Seamless Tube, Cu-Ni Welded Tube Supplier

Buy Cu-Ni Seamless Tubes in India