Cunifer Pipes
Shihang Cunifer Pipe is also called CuNi Pipe or Copper Nickel Pipe. It is made from copper, nickel, iron and other elements.
Shihang Cunifer Pipe is one of the best pipes in the market with superior erosion, decomposition and corrosion resistance properties. Our Cunifer Pipes can be used in shipbuilding, offshore piping, heat exchanger systems, extinguishing systems, cooling systems, chemical processing, petrochemical and desalination industries.

Your Premier Cunifer Pipes Manufacturer
Cunifer Pipe Standard
Cunifer Pipe
Cunifer Pipe
Shihang Cunifer Pipes are ASME B36.19M, DIN 86019, EEMUA 144 and MIL-T-16420 compliant, with either C71500 (70/30) or C70600 (90/10) grades available.
Shihang Cunifer pipe dimensions vary from ½ inches to 16 inches NB and OD in distinctive thickness. They come as welded cunifer pipe or seamless cunifer pipes.
The end of Shihang Cunifer Pipe is threaded, beveled or plain.
Shihang Cunifer Pipe sizes and length (max. 6 meters) vary depending on specific applications. With Shihang Cunifer Pipes, you can choose from different pressure ratings, from the DIN86019, EEMUA 144, ASME B36.10M to MIL-T-16420.
Currently, Shihang has the capability to produce seamless Cunifer Pipes with OD 419mm. Our upgraded facility produces 30T cunifer pipes per month.
For a perfect match in your offshore and marine piping systems, Shihang controls the chemical composition of all pipes for different application requirements.
As a leading cunifer pipe manufacturer and supplier, Shihang has acquired 300T Hydraulic Elongator, 55KN Direct Extrusion Press, 35KN Indirect Extrusion Press, OTTO JUNKER Furnace, German brand Spectrometer and Hydrostatic testing machine.
We can guarantee faster turnaround on all cunifer pipe orders.
Our team packs cunifer pipes in wooden boxes for safe transportation and shipping.
At Shihang, we offer cost competitive solutions on all cunifer pipes. Our complete cunifer pipe solution also includes cunifer pipe fittings.
Shihang is your perfect business partner if you need standard and custom cunifer pipe. For quick orders, contact us today.

Cunifer Pipe Specifications
Cunifer Pipe Specifications : ASTM / ASME SB 111 / 466 / 7060X/ CuNi10Fe1.6Mn/ CN102
Cunifer Pipe Standard : ASTM, ASME B36.19,DIN 86019, EEMUA 144,EEMUA 234,MIL-T-16420K
Cunifer Pipe Size : 1/2″ TO 20′ IN,DN15 TO DN500
Outer Diameter : 15mm to 508mm
Wall Thickness : Between 1mm and 11 mm
Length : mainly 6meter or required Length
Schedule : sch10,sch40,sch80,std
Cunifer Pipe Pressure Rating:
10bar, 14bar for DIN 86019
16bar,20bar for EEMUA 144,EEMUA 234
Class 200, Class 700 for MIL-T-16420K.
Types : Seamless less than 419mm ( included 419mm) / Seam Welded ( over 419mm )
End : Plain End, Beveled End, Treaded
Grades : Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640

CuNi Pipe Size Chart
Cunifer pipe size chart included cuni pipe sizes, cuni pipe schedule, cuni pipe weight, cuni pipe dimension.
Outside diameter of pipe | DIN86019 | |||||
10 bar | 14 bar | |||||
ØD | Wall | Theoretical | Wall | Theoretical | ||
thickness | weight | thickness | weight | |||
nominal | actual | actual | actual | |||
inch | ND | mm | mm | Kg/m | mm | Kg/m |
0.125 | 10 | 1 | 0.26 | 1 | 0.26 | |
0.25 | 12 | 1 | 0.31 | 1 | 0.31 | |
0.38 | 10 | 16 | 1 | 0.42 | 1 | 0.42 |
0.5 | 15 | 20 | 1 | 0.53 | 1 | 0.53 |
0.75 | 20 | 25 | 1.5 | 0.99 | 1.5 | 0.99 |
1 | 25 | 30 | 1.5 | 1.2 | 1.5 | 1.2 |
1.25 | 32 | 38 | 1.5 | 1.54 | 1.5 | 1.54 |
1.5 | 40 | 44.5 | 1.5 | 1.81 | 1.5 | 1.81 |
2 | 50 | 57 | 1.5 | 2.34 | 1.5 | 2.34 |
2.5 | 65 | 76.1 | 2 | 4.16 | 2 | 4.16 |
3 | 80 | 88.9 | 2 | 4.88 | 2.5 | 6.07 |
4 | 100 | 108 | 2.5 | 7.41 | 2.5 | 7.41 |
5 | 125 | 133 | 2.5 | 9.16 | 3 | 10.95 |
6 | 150 | 159 | 2.5 | 10.99 | 3 | 13.14 |
7 | 175 | 193.7 | 2.5 | 13.43 | 3.5 | 18.7 |
8 | 200 | 219.1 | 3 | 18.21 | 3.5 | 21.19 |
10 | 250 | 267 | 3 | 22.24 | 4 | 29.55 |
12 | 300 | 323.9 | 4 | 35.94 | 5 | 44.78 |
14 | 350 | 368 | 4 | 40.89 | 5.5 | 56 |
16 | 400 | 419.1 | 4 | 46.62 | 6 | 69.6 |
18 | 450 | 457.2 | 4 | 50.91 | 6 | 76.03 |
20 | 500 | 508 | 4.5 | 63.63 | 6.5 | 91.55 |
24 | 600 | 610 | 5 | 84.96 | 8 | 135.26 |
28 | 700 | 711 | 6 | 118.8 | 9 | 177.45 |
32 | 800 | 813 | 6 | 135.99 | 10 | 225.53 |
36 | 900 | 914 | 8 | 203.57 | 11 | 278.98 |
Outside diameter of pipe | EEMUA 144 | |||||
16 bar | 20 bar | |||||
ØD | Wall | Theoretical | Wall | Theoretical | ||
thickness | weight | thickness | weight | |||
nominal | actual | actual | actual | |||
inch | ND | mm | mm | Kg/m | mm | Kg/m |
0.125 | 10 | 1 | 0.26 | 1 | 0.26 | |
0.25 | 12 | 1 | 0.31 | 1 | 0.31 | |
0.38 | 10 | 16 | 2 | 0.79 | 2 | 0.79 |
0.5 | 15 | 20 | 2 | 1.01 | 2 | 1.01 |
0.75 | 20 | 25 | 2 | 1.3 | 2 | 1.3 |
1 | 25 | 30 | 2.5 | 1.93 | 2.5 | 1.93 |
1.25 | 32 | 38 | 2.5 | 2.5 | 2.5 | 2.5 |
1.5 | 40 | 44.5 | 2.5 | 2.95 | 2.5 | 2.95 |
2 | 50 | 57 | 2.5 | 3.83 | 2.5 | 3.83 |
2.5 | 65 | 76.1 | 2.5 | 5.17 | 2.5 | 5.17 |
3 | 80 | 88.9 | 2.5 | 6.07 | 2.5 | 6.07 |
4 | 100 | 108 | 3 | 8.85 | 3 | 8.85 |
5 | 125 | 133 | 3 | 10.95 | 3 | 10.95 |
6 | 150 | 159 | 3 | 13.14 | 3.5 | 15.29 |
7 | 175 | 193.7 | 3 | 16.07 | 3.5 | 18.7 |
8 | 200 | 219.1 | 4 | 24.17 | 4.5 | 27.12 |
10 | 250 | 267 | 4.5 | 33.18 | 5.5 | 40.39 |
12 | 300 | 323.9 | 5.5 | 49.18 | 7 | 62.3 |
14 | 350 | 368 | 6.5 | 65.99 | 8 | 80.89 |
16 | 400 | 419.1 | 7 | 81 | 9 | 103.64 |
18 | 450 | 457.2 | 8 | 100.93 | 9.5 | 119.45 |
20 | 500 | 508 | 8.5 | 119.24 | 11 | 153.54 |
24 | 600 | 610 | 10.5 | 176.79 | 13 | 217.97 |
28 | 700 | 711 | 12 | 235.58 | 15 | 293.22 |
32 | 800 | 813 | 13.5 | 303.14 | 17 | 380.06 |
36 | 900 | 914 | 15.5 | 391.14 | 19 | 477.6 |

Cunifer Pipe Weight Calculator
CuNi Pipe Weight Calculator
Weight per KG= ( OD – THK ) * THK * 0.028
OD means outer diameter of the CuNi Pipe
THK means the thickness of the CuNi Pipe

Cunifer Pipe Welding
Cunifer Pipes are mainly used TIG welding.
For more information, please kindly visit Copper Nickel Welding Guide

Cunifer Pipe Catalogue Download
You can download our cunifer catalogue as below:
You can also view our cunifer catalogue as below
shihang_copper_nickel_pipe