Copper Nickel 70/30 Round Bars

Copper Nickel 70/30 Round Bar, UNS C71500 Bars, Cupro Nickel 70/30 Round Bars, 2.0882 Rods, Cu Ni 70/30 Bar, 70/30 Copper Nickel Bright Bars Supplier, ASTM B111 Copper Nickel 70/30 Round Bars Manufacturer in India.

Copper 70/30 round bars are a type of copper alloy that contains 70% copper and 30% zinc. They are also referred to as C71500 or ASTM B151 alloy.

These round bars have excellent corrosion resistance and are suitable for use in seawater environments. They also have good strength and ductility, making them ideal for use in various applications, including marine hardware, heat exchangers, and electrical components.

Copper 70/30 round bars can be easily machined and welded, and they can also be brazed and soldered. They have a reddish-gold color and are commonly available in various sizes and lengths.

It’s essential to note that copper 70/30 alloy contains a small amount of lead, which can be harmful to health. Therefore, appropriate safety measures should be taken when working with this material.

Copper Nickel 70/30 Round Bars

Check Sizes And Dimensions Of 70-30 Copper Nickel Round Bars, CuNi 70/30 Cold Drawn Round Bar, Suppliers of Cupro Nickel 70/30 Round Bars, Ready Stock of Copper Nickel 70/30 Round Rods, 70/30 Copper Nickel Round Bar, Copper Nickel C71500 Round Bars, Buy Copper Nickel 70/30 Round Bar.

Q: What is Copper Nickel 70/30 Round Bar?

A: Copper Nickel 70/30 Round Bar is a solid cylindrical bar made from an alloy of 70% copper and 30% nickel. It offers a unique combination of excellent corrosion resistance, high strength, and good thermal conductivity.

Q: What are the key features of Copper Nickel 70/30 Round Bar?

A: Copper Nickel 70/30 Round Bar exhibits exceptional resistance to seawater corrosion, biofouling, and erosion. It has high ductility, making it easy to fabricate and form into various shapes. It also has good weldability and can withstand extreme temperatures.

Q: What are the applications of Copper Nickel 70/30 Round Bar?

A: Copper Nickel 70/30 Round Bar finds extensive use in marine environments, particularly in shipbuilding and offshore structures. It is commonly used for seawater piping systems, heat exchangers, condensers, desalination units, and various other marine equipment. It is also employed in the chemical industry, power generation, and desalination plants.

Q: What are the advantages of using Copper Nickel 70/30 Round Bar?

A: Copper Nickel 70/30 Round Bar offers several advantages, including excellent resistance to corrosion in seawater and brackish water, high resistance to biofouling and stress corrosion cracking, good strength and ductility, and outstanding resistance to erosion and impingement.

Q: What is the recommended temperature range for Copper Nickel 70/30 Round Bar?

A: Copper Nickel 70/30 Round Bar can operate effectively in a wide temperature range, from cryogenic temperatures up to 400°C (750°F). It retains its mechanical properties and corrosion resistance even at elevated temperatures.

Q: How is Copper Nickel 70/30 Round Bar fabricated?

A: Copper Nickel 70/30 Round Bar can be easily machined, fabricated, and welded using standard techniques for copper alloys. It can be cut, drilled, bent, and formed into the desired shape. However, it is important to use tools and equipment specifically designed for copper alloys to prevent contamination.

Q: Is Copper Nickel 70/30 Round Bar suitable for saltwater applications?

A: Yes, Copper Nickel 70/30 Round Bar is highly suitable for saltwater applications. It is widely used in the marine industry due to its exceptional resistance to seawater corrosion, which helps prevent the degradation of equipment and extends its service life.

Q: Does Copper Nickel 70/30 Round Bar require any protective coatings?

A: Copper Nickel 70/30 Round Bar does not require any additional protective coatings, as it forms a protective oxide layer on its surface when exposed to seawater. This natural oxide layer helps inhibit further corrosion and provides long-lasting performance.

Q: Can Copper Nickel 70/30 Round Bar be used in contact with other metals?

A: Copper Nickel 70/30 Round Bar can be safely used in contact with other metals, including stainless steel, carbon steel, and aluminum. However, it is important to consider galvanic corrosion and employ suitable measures, such as insulating gaskets or dielectric flanges, when connecting it to dissimilar metals.

Copper Nickel 70/30 Round Bars Specifications

Size Range

12 mm - 46 mm (1/2 inch- 1 ¾ inch)

Length

1 to 6 Meters, Custom Cut Lengths

Standards / Dimensions

EN, DIN, JIS, ASTM, BS, ASME, AISI

ASTM B166/ ASME SB166

Finish

Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish

Form

Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.

Copper Nickel 70/30 Round Bars Equivalent Grade

STANDARDWERKSTOFF NR.UNS
Copper Nickel 70 / 302.0882C71500

Cupro Nickel 70/30 Round Bars Chemical Composition

GradeCuPbFeZnNiMn
Copper Nickel 70/30 65.0 min.05 max 0.4-1.01 max29-331 max

Copper Nickel 70/30 Round Bars Mechanical Properties

DensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
0.323 lb/in3 at 68 F2260 F50000 psi20000 psi30 %

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70/30 Copper Nickel Round Bar Dimensions

Diameter or
Width
(mm)
Weight per meterSectional AreaPerimeter
Square
(kg)
Round
(kg)
Square
(cm²)
Round
(cm²)
Square
(cm)
Round
(cm)
5.00.200.150.250.202.01.57
5.50.240.190.300.242.21.78
6.00.280.220.360.282.41.88
7.00.380.300.490.382.82.20
8.00.500.390.640.503.22.51
9.00.640.500.810.643.62.83
100.730.631.000.794.03.14
110.950.751.210.954.43.46
121.130.891.441.134.83.77
141.541.211.961.545.64.40
162.011.582.562.016.45.03
182.542.003.242.547.25.65
203.142.474.003.148.06.28
223.802.984.843.808.86.91
254.913.856.254.9110.07.85
286.154.837.846.1611.28.80
328.046.3110.248.0412.810.05
3610.177.9912.9610.1814.411.31
4012.569.8616.0012.5716.012.57
4515.9012.4920.2515.9018.014.14
5019.6215.4125.0019.6420.015.71
5624.6219.3431.3624.6322.417.59
6331.1624.4736.6931.1725.219.79
7139.5731.0850.4139.5928.422.31
8050.2439.4664.0050.2732.025.13

Copper Nickel 70/30 Hot Rolled Bar Weight Chart

DiameterWeight ChartDiaWeight Chart
(mm)per metre (kg)(in)per metre (kg)
3mm0.061/8″0.06
4mm0.103/16″0.14
5mm0.161/4″0.25
6mm0.225/16″0.39
7mm0.303/8″0.56
8mm0.407/16″0.77
10mm0.621/2″1.00
12mm0.899/16″1.22
14mm1.225/8″1.56
15mm1.4011/16″1.89
16mm1.593/4″2.25
18mm2.017/8″3.07
20mm2.481″4.03
22mm3.00
24mm3.57
25mm3.88

Copper Nickel 70/30 Round Bar Size Chart

DiameterDiameter
(in)(mm)
1/8″3mm
3/16″4mm
1/4″5mm
5/16″6mm
3/8″7mm
7/16″8mm
1/2″10mm
5/8″12mm
3/4″14mm
7/8″15mm
1"16mm
1.1/8″20mm
1.1/4″22mm
1.3/8″25mm
1.1/2″30mm
1.5/8″32mm
1.3/4″35mm
1.7/8″40mm
2"45mm
2.1/8″50mm
2.1/4″55mm
2.3/8″60mm
2.1/2″65mm
2.3/4″70mm
3″75mm
80mm

Cu Ni 70/30 Square Bar Surface finish

CD
Cold drawn
P
Polished
BD
Bright drawn
SRE
Slit rolled edge
CG
Centreless ground
HF
Hot finished
CF
Cold finished
HRAP
Hot rolled annealed and pickled
P&T
Peeled and turned
RT
Rough turned/peeled
ST
Smooth turned
PR
Peeled and reeled

Cupro Nickel 70/30 Hex Bar Sizes

Size (mm)
Weight (kg/m)
Size (mm)
Weight (kg/m)
Size (mm)
Weight (kg/m)
7 x 7
0.337
19 x 19
2.479
38 x 38
9.916
8 x 8
0.44
20 x 20
2.747
40 x 40
10.988
9 x 9
0.556
21 x 21
3.029
42 x 42
12.114
10 x 10
0.687
22 x 22
3.324
45 x 45
13.906
11 x 11
0.831
24 x 24
3.956
48 x 48
15.822
12 x 12
0.989
25 x 25
4.292
50 x 50
17.168
13 x 13
1.161
26 x 26
4.642
53 x 53
19.29
14 x 14
1.346
28 x 28
5.384
55 x 55
20.774
15 x 15
1.545
30 x 30
6.181
60 x 60
24.723
16 x 16
1.758
32 x 32
7.032
65 x 65
29.015
17 x 17
1.985
34 x 34
7.939
70 x 70
33.65
18 x 18
2.225
36 x 36
8.9
75 x 75
38.629

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Copper Nickel 70/30 Round Bar Applications

Australia, Afghanistan, Algeria, Angola, Argentina, Armenia, Azerbaijan, Bahrain, Bangladesh, Benin,
Bhutan, Botswana, Brazil, Brunei, Burkina Faso, Cambodia, Cameroon, Canada, Central Africa Republic,
Chad, Chile, Colombia, Cuba, Cyprus, DRC, Djibouti, Egypt, Equatorial Guinea, Eritrea, Eswatini,
Ethiopia, Fiji, Finland, France, Georgia, Germany, Ghana, Greece, Hungary, Iceland, Indonesia, Iran,
Iraq, Ireland, Israel, Italy, Japan, Jordan, Kazakhstan, Kenya, Kuwait, Kyrgyzstan, Laos, Lebanon,
Lesotho, Liberia, Libya, Lithuania, Madagascar, Malawi, Malaysia, Maldives, Mali, Mexico, Morocco,
Mozambique, Mauritania, Myanmar, Namibia, Nepal, Netherlands, New Zealand, Nigeria, Norway, Oman,
Panama, Peru, Philippines, Poland, Portugal, Palestine, Qatar, Russia, Rwanda, Romania, Saudi Arabia,
Senegal, Sierra Leone, Singapore, Slovakia, Somalia, South Africa, South Korea, South Sudan, Spain,
Sri Lanka, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Tasmania, Thailand, The Gambia,
Timor-Leste, Togo, Tunisia, Turkey, Turkiye, Turkmenistan, Uganda, Uzbekistan, United Arab Emirates (UAE),
United Kingdom (UK), United States (US), Venezuela, Vietnam, Yemen, Zambia, Zimbabwe

Abu Dhabi, Amsterdam, Abuja, Accra, Addis Ababa, Ahmedabad, Algiers, Amman, Ankara, Antananarivo,
Ashgabat, Asmara, Astana, Athens, Baghdad, Baku, Bamako, Bandar Seri Begawan, Bangkok, Bangui,
Banjul, Beirut, Bengaluru, Berlin, Bishkek, Bloemfontein, Bogotá, Bern, Brasília, Bratislava,
Bucharest, Budapest, Buenos Aires, Cairo, Canberra, Cape Town, Caracas, Chennai, Coimbatore, Dakar,
Damascus, Dhaka, Dili, Djibouti city, Dodoma, Doha, Dublin, Dushanbe, Freetown, Gaborone, Ghaziabad,
Guwahati, Hanoi, Harare, Havana, Helsinki, Hobart, Hyderabad, Indore, Jaipur, Jakarta, Jerusalem,
Juba, Jurong East, Kabul, Kampala, Kanpur, Kathmandu, Kigali, Kinshasa, Kochi, Kolkata, Kuala Lumpur,
Kuwait City, Lisbon, Lilongwe, Lima, Lobamba, Lomé, London, Luanda, Lucknow, Lusaka, Malabo, Madrid,
Malé, Mexico City, Manama, Moscow, Manila, Maputo, Maseru, Mbabane, Mogadishu, Monrovia, Mumabi,
Muscat, Nagpur, Nairobi, New Delhi, Niamey, Nicosia, Noida, Nouakchott, N’Djamena, Oslo, Ottawa,
Ouagadougou, Panama City, Paris, Patna, Phnom Penh, Porto-Novo, Pretoria, Pune, Rabat, Reykjavík,
Riyadh, Rome, Sana’a, Santiago, Sri Jayawardenepura Kotte, Stockholm, Seoul, Singapore, Surat,
Suva, Taipei City, Tashkent, Tokyo, Tbilisi, Tehran, Thimphu, Tripoli, Tunis, Vientiane, Vilnius,
Visakhapatnam, Warsaw, Washington D.C., Wellington, Windhoek, Yaoundé, Yerevan, Naypyidaw

Copper Nickel 70/30 Round Bars Price

Omaa Metal Sources is ANSI/ASME B16.5 Copper Nickel 70/30 Round Bars Exporters and Suppliers in the US, UK, South Africa, Saudi Arabia, Singapore, UAE, Oman, South Korea, Turkey, Bahrain, Malaysia, Philippines, Thailand, Norway, Indonesia, Iraq, Yemen, Bangladesh, Nigeria, Egypt, Peru, Ghana, Morocco, Etc.

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