Sagar Prakash Alloys is a leading manufacturer, supplier, and distributor of Copper Nickel Flanges. We specialize in producing flanges in various grades to meet diverse industrial needs. One of the popular grades we offer is Cu 70/30, also known as Copper Nickel 70/30 or C71500. This alloy contains 70% copper and 30% nickel, along with small amounts of iron and manganese, making it highly resistant to corrosion and erosion.
We are dedicated to delivering competitive Cu-Ni 70/30 flanges with the great material quality. To this extent, we employ appropriate material of choice that has to undergo testing and inspection regimes. We produce our flanges in compliance with the national/international standards so that we can satisfy the needs of various sectors.
Copper Nickel 70/30 Flanges Supplier, Copper Nickel 70/30 Flanges Manufacturer, Copper Nickel 70/30 Stockist, Cupro Nickel Alloy 70/30 Flanges, Copper Nickel 70/30 Spectacle Blind Flange



Our advanced technology and modern machinery enable us to produce flanges with precise dimensions and excellent performance. We pay close attention to every detail during the manufacturing process to deliver flanges that match our clients’ expectations. Quality checks are performed at every production stage to maintain high standards and avoid last-minute corrections.
Sagar Prakash Alloys, Copper Nickel 70/30 flanges offer a range of benefits, including toughness, good tensile strength, and excellent performance in challenging environments. They are known for their ductility, weldability, and long service life. These flanges can withstand exposure to sulfuric, phosphoric, and mild organic acids, making them suitable for various applications.
ASTM B151 Copper Nickel 70/30 Slip on flanges, Cupro Nickel 70/30 Socket weld flanges, ASME SB151 CuNi 70/30 Blind flanges, 70/30 Orifice Flanges, Copper Nickel 70/30 Forged flanges, Cupro Nickel 70/30 Price in India
Apart from a quality product . We also ensure that customers get their orders safely and on time. We pride ourselves in properly packing our flanges in an effort to suffer no damages along the process of delivering them to the clients. The appropriate way of transporting the product to the client is contracted depending on his location to minimize delivery time.
70/30 Copper Nickel Flanges Specifications
Standard | ASTM B151, ASME SB151 |
Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
Size | 1/2" (15 NB) to 48" (1200NB) |
Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
Form | Slip on flanges, Socket weld flanges, Forged flanges, Blind flanges, Welding neck flange, Ring type joint flange, Spectacle blind flange, Reducing flange, Threaded / Screwed flange, Orifice Flanges, Tongue and Groove flange, Long weld neck flange, Plate flange, ASME B16.5 flange |
Types of 70/30 Copper Nickel Pipe Flanges

Copper Nickel 70/30 Threaded Flanges

Copper Nickel 70/30 SWRF Flanges

Copper Nickel 70/30 Lap Joint Flanges

Copper Nickel 70/30 Ring Type Joint Flange

Copper Nickel 70/30 Orifice Flanges

Cupro Nickel 70/30 Spectacle Blind Flange

Cupro Nickel 70/30 Forged Flanges

Cupro Nickel 70/30 Plate Flanges
Equivalent Grades of ASME SB151 Copper Nickel 70/30 Flanges
STANDARD | WERKSTOFF NR. | UNS |
Copper Nickel 70/30 | 2.0882 | C71500 |
Cupro Nickel Alloy 70 / 30 Flanges Price List
Flange Type | Size Range | Price (INR) | Price (USD) |
Slip-On Flange (SORF) | 1/2" to 24" | ₹700 - ₹18,000 | $9 - $220 |
Weld Neck Flange (WNRF) | 1/2" to 24" | ₹800 - ₹20,000 | $10 - $245 |
Blind Flange (BLRF) | 1/2" to 24" | ₹750 - ₹19,000 | $9.5 - $230 |
Socket Weld Flange (SWRF) | 1/2" to 4" | ₹600 - ₹8,000 | $7.5 - $98 |
Threaded Flange (THRF) | 1/2" to 4" | ₹650 - ₹9,000 | $8 - $110 |
Lap Joint Flange (LJRF) | 1/2" to 24" | ₹700 - ₹17,000 | $9 - $210 |
Spectacle Blind Flange | 1/2" to 24" | ₹1,000 - ₹25,000 | $12 - $305 |
Orifice Flange | 1/2" to 24" | ₹1,200 - ₹28,000 | $15 - $340 |
Notes
- Prices are indicative and may vary based on quantity, finish, and specific requirements.
- Prices are exclusive of taxes and delivery charges.
- For bulk orders, customizations, or specific sizes, please contact us directly.
Copper Nickel 70/30 Flanges Chemical Properties
Grade | Cu | Mn | Pb | Ni | Fe | Zn |
Copper Nickel 70/30 | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
Cu-Ni 70/30 Flanges Mechanical Properties
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
0.323 lb/in3 at 68 F | 2260 °F | Psi – 50000 | Psi – 20000 | 30 % |
Quality Assurance
Copper Nickel C71500 Flanges are manufactured and controlled to international standards such as ASTM, ASME, BS, MSS, EN, DIN or WERKSTOFFE. Our products undergo stringent quality tests before they are dispatched.
Material Testing
PMI Testing, Ultrasonic Test, Mechanical Testing, Spectro Tests for Chemical Analysis of the grade, Flaring Test, IGC, etc. are some of the tests conducted at our facility. We welcome stage wise inspection from any of your representative or third party inspection agencies.
To buy Copper Nickel 70/30 Flanges At best price & urgent delivery please mail to [email protected], As we have Our Dealer, Supplier, distributors & direct sales representatives in all over globe who will help you to buy Copper Nickel UNS C71500 / 2.0882 Flanges & will resolve your queries
Other types of Copper Nickel 70/30 Flanges Ready Stock
- Copper Nickel UNS C71500 Flange
- Cu-Ni UNS C71500 High Hub blind flanges
- Cupro Nickel DIN 2.0882 Tongue & Groove Flanges
- Copper Nickel 70/30 Spectacle blind flanges
- Copper Nickel 70/30 Reducing Flanges
- Cu-Ni 70/30 Lap Joint Flanges
- Copper Nickel 70/30 Loose Flanges
- Cu-Ni 70/30 Flanges Manufacturer
- Copper Nickel DIN 2.0882 Flanges
- Cupernickel Alloy Long Weld Neck Flanges
- Copper Nickel DIN 2.0882 Flat Face Flanges
- Cupronickel DIN 2.0882 Reducing Flanges
- Copper Nickel 70/30 Flange Stockholders in India
- Copper Nickel DIN 2.0882 Slip On Flanges
- Cupernickel UNS C71500 Blind Flanges
- Cupro Nickel 70/30 Threaded Flanges
- ASTM B151 Cu-Ni 70/30 Ring Type Joint Flanges
- ASME SB151 Cu-Ni 70/30 Orifice Flanges Exporter
- Copper Nickel UNS C71500 Socket Weld Flanges
- Cupronickel Alloy Weld Neck Flanges Manufacturer
- Cu-Ni 70/30 Nickel-Copper Alloy Flanges
- Cupernickel 2.0882 Screwed Flanges Supplier
We Deliver ASTM B151 Copper Nickel 70/30 / C71500 / 2.0882 Flanges all over World
We export most of 70/30 Copper Nickel Flanges to countries like
Algeria, Benin, Botswana, Cameroon, Central African Republic, Comoros Congo, Cote d'Ivoire, Djibouti, Equatorial Guinea, Eritrea, Eswatini, Ethiopia, Guinea, Guinea-Bissau, Lesotho, Liberia, Madagascar, Malawi, Mauritius, Mozambique, Niger, Rwanda, Sao Tome and Principe, Senegal, Seychelles, Somalia, South Sudan, Sudan, Tanzania, Togo, Tunisia, Uganda, Zambia, Algiers, Luanda, Porto-Novo, Gaborone, Bangui, Moroni, Brazzaville, Yamoussoukro, Malabo, Oyala, Mbabane, Addis Ababa, Banjul, Accra, Conakry, Bissau, Monrovia, Tripoli, Antananarivo, Lilongwe, Port Louis, Maputo, Niamey, Abuja, Kigali, Dakar, Victoria, Mogadishu, Pretoria, Cape Town, Khartoum, Lomé, Tunis, Peru, India, Algeria, Bahrain, Tibet, Slovakia, Ghana, Portugal, Bangladesh, Romania, Venezuela, Saudi Arabia, Puerto Rico, Greece, Azerbaijan, Ukraine, Colombia, Poland, Argentina, Italy, South Korea, Croatia, Belarus, United Kingdom, Poland, Iraq, Singapore, Netherlands, Gambia, Kazakhstan, Iran, Indonesia, Thailand, Chile, Mexico, France, Serbia, Libya, Denmark, Vietnam, Japan, Brazil, Mongolia, Czech Republic, Pakistan, Lebanon, Taiwan, Belgium, United States, China, Switzerland, Sweden, Chile, Afghanistan, Israel, Lithuania, Austria, Oman, Bolivia, New Zealand, Ecuador, Iran, Estonia, Hungary, Sri Lanka, Turkey, Costa Rica, South Africa, Trinidad & Tobago,Tunisia, Egypt, Zimbabwe, Malaysia, Nigeria, Germany, Jordan, Ireland, Mexico, Canada, Spain, Philippines, Kuwait, Russia, Angola, Norway, Yemen, Nepal, Finland, Gabon, Macau, Bulgaria, Qatar, Bhutan, Australia, Nigeria, Hong Kong, Namibia, Kenya, United Arab Emirates, Morocco.
We supply most of Copper Nickel 70/30 Flanges to city like
Hyderabad(Andhra Pradesh), Secunderabad(Hyderabad), Chennai(Tamil Nadu), Haryana(india), Chandigarh(Punjab), Ludhiana(Punjab), Faridabad(Haryana), Indore(Madhya Pradesh), Gurgaon(Haryana), Mumbai (maharashtra), Pune(Maharashtra), Ahmedabad(Gujarat), New Delhi, Bengaluru(Karnataka), Coimbatore (Tamil Nadu), Surat(Gujarat), Navi Mumbai(Maharashtra), Thane(Maharashtra), Pimpri-Chinchwad(maharashtra), Bhopal(india), Rajkot(Gujarat), Kolkata(West Bengal), Howrah(West Bengal), Thiruvananthapuram(Kerala), Visakhapatnam(Andhra Pradesh), Vadodara(Gujarat), Ernakulam(Kerala), Noida(Uttar Pradesh).