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.
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.
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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
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Copper Nickel 70 / 30 | 2.0882 | C71500 |
Cupro Nickel 70/30 Round Bars Chemical Composition
| Grade | Cu | Pb | Fe | Zn | Ni | Mn |
|---|---|---|---|---|---|---|
| Copper Nickel 70/30 | 65.0 min | .05 max | 0.4-1.0 | 1 max | 29-33 | 1 max |
Copper Nickel 70/30 Round Bars Mechanical Properties
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
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70/30 Copper Nickel Round Bar Dimensions
| Diameter or Width (mm) |
Weight per meter | Sectional Area | Perimeter | |||
| Square (kg) |
Round (kg) |
Square (cm²) |
Round (cm²) |
Square (cm) |
Round (cm) |
|
| 5.0 | 0.20 | 0.15 | 0.25 | 0.20 | 2.0 | 1.57 |
| 5.5 | 0.24 | 0.19 | 0.30 | 0.24 | 2.2 | 1.78 |
| 6.0 | 0.28 | 0.22 | 0.36 | 0.28 | 2.4 | 1.88 |
| 7.0 | 0.38 | 0.30 | 0.49 | 0.38 | 2.8 | 2.20 |
| 8.0 | 0.50 | 0.39 | 0.64 | 0.50 | 3.2 | 2.51 |
| 9.0 | 0.64 | 0.50 | 0.81 | 0.64 | 3.6 | 2.83 |
| 10 | 0.73 | 0.63 | 1.00 | 0.79 | 4.0 | 3.14 |
| 11 | 0.95 | 0.75 | 1.21 | 0.95 | 4.4 | 3.46 |
| 12 | 1.13 | 0.89 | 1.44 | 1.13 | 4.8 | 3.77 |
| 14 | 1.54 | 1.21 | 1.96 | 1.54 | 5.6 | 4.40 |
| 16 | 2.01 | 1.58 | 2.56 | 2.01 | 6.4 | 5.03 |
| 18 | 2.54 | 2.00 | 3.24 | 2.54 | 7.2 | 5.65 |
| 20 | 3.14 | 2.47 | 4.00 | 3.14 | 8.0 | 6.28 |
| 22 | 3.80 | 2.98 | 4.84 | 3.80 | 8.8 | 6.91 |
| 25 | 4.91 | 3.85 | 6.25 | 4.91 | 10.0 | 7.85 |
| 28 | 6.15 | 4.83 | 7.84 | 6.16 | 11.2 | 8.80 |
| 32 | 8.04 | 6.31 | 10.24 | 8.04 | 12.8 | 10.05 |
| 36 | 10.17 | 7.99 | 12.96 | 10.18 | 14.4 | 11.31 |
| 40 | 12.56 | 9.86 | 16.00 | 12.57 | 16.0 | 12.57 |
| 45 | 15.90 | 12.49 | 20.25 | 15.90 | 18.0 | 14.14 |
| 50 | 19.62 | 15.41 | 25.00 | 19.64 | 20.0 | 15.71 |
| 56 | 24.62 | 19.34 | 31.36 | 24.63 | 22.4 | 17.59 |
| 63 | 31.16 | 24.47 | 36.69 | 31.17 | 25.2 | 19.79 |
| 71 | 39.57 | 31.08 | 50.41 | 39.59 | 28.4 | 22.31 |
| 80 | 50.24 | 39.46 | 64.00 | 50.27 | 32.0 | 25.13 |
Copper Nickel 70/30 Hot Rolled Bar Weight Chart
| Diameter | Weight Chart | Dia | Weight Chart |
|---|---|---|---|
| (mm) | per metre (kg) | (in) | per metre (kg) |
| 3mm | 0.06 | 1/8″ | 0.06 |
| 4mm | 0.10 | 3/16″ | 0.14 |
| 5mm | 0.16 | 1/4″ | 0.25 |
| 6mm | 0.22 | 5/16″ | 0.39 |
| 7mm | 0.30 | 3/8″ | 0.56 |
| 8mm | 0.40 | 7/16″ | 0.77 |
| 10mm | 0.62 | 1/2″ | 1.00 |
| 12mm | 0.89 | 9/16″ | 1.22 |
| 14mm | 1.22 | 5/8″ | 1.56 |
| 15mm | 1.40 | 11/16″ | 1.89 |
| 16mm | 1.59 | 3/4″ | 2.25 |
| 18mm | 2.01 | 7/8″ | 3.07 |
| 20mm | 2.48 | 1″ | 4.03 |
| 22mm | 3.00 | ||
| 24mm | 3.57 | ||
| 25mm | 3.88 |
Copper Nickel 70/30 Round Bar Size Chart
| Diameter | Diameter |
|---|---|
| (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
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-
Petrochemical Industries
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Pharmaceutical Equipment
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Power Generation
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Heating Systems and Heat Exchanger
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Pulp and Paper Industry
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Mining Support
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Chemical Equipment
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Gas Processing
-
Plumbing
-
Nuclear Power Systems
-
Condensers
-
Sea Water Equipment
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Buildings and Bridges
-
Industrial Water Lines
-
Food Processing Industry
-
Fire Protection Systems
-
Off-Shore Oil Drilling Companies
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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