What is Cupro-Nickel 70-30 /90 -10 Fasteners ?

In Cupro-Nickel 70-30 /90 -10 Fasteners, the number present in its name depicts the concentration of the elements present in its chemical composition. These fasteners have great or medium level tensile strength. Also, these fasteners are able to resist corrosion-related corrosion pitting as well as corrosion cracking.

Not only can these fasteners resist corrosion and oxidation, they can also possess and utilize this property at different atmospheres bound with various temperatures. These Cupro-Nickel 70-30 /90 -10 Fasteners could be easily formed and are also very easy to work with hence they have the formability as well as workability characteristics. They also have the characteristic of being easily weldable.



Sumit Impex aims at providing high quality Cupro-Nickel 70-30 /90 -10 Fasteners to their customers. They keep in mind all the industrial standards and regulations that are required to be maintained to produce a high-quality product.

These Cupro-Nickel 70-30 /90 -10 Fasteners have to undergo a series of tests that makes them stronger and improves their quality as well as tests their quality. Therefore, as these Cupro-Nickel 70-30 /90 -10 Fasteners have a wide range of properties, they are used in many industries such as the chemical industry and industries where heavy load handling processes are done.

Cupro-Nickel 70-30 /90 -10 Fasteners Specifications

Grade Cupro-Nickel 70-30 /90 -10 Fasteners
Specification EN, DIN, JIS, ASTM, BS, ASME, AISI
Standard ASTM A182, A276 / ASME SA182, SA276
Size 5 mm To 500 mm
Diameter 10 mm To 200 mm
Length 1000 mm To 3000 mm Long & Above
High Speed Steel (HSS), HCHCR & OHNS in Grade M2, M3, M35, M42, T-1, T-4, T-15, T-42, D2, D3, H11, H13, OHNS-01 & EN52
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form Square Nut, Screw, Structural Bolts, Hex Set Screw, Nut, Wing Screw, Eye Bolt, Mushroom Head Square Neck Bolts, Studs, J Bolts, Anchors, Machine Screw, Marine Anchors, Allen Cap screw, Pan Head Screw, Stud Bolts, Socket Head Cap Screw, Hex Nut, U- Bolts, Sockets, Wing Screw, Spring Washers, T-Head Bolts, Screws, Hex Coupling Nut, Cap Screw, Hexagon Nut, Socket Hexagon Head Screw Anchor Bolt, Socket Screw, Hex Domed Cap Nuts, Foundation Bolts, Studs, Washers, Bolts, Nuts, Hex Head Bolts.
Application Most commonly used in petroleum refineries, Boilers, Heat exchangers, Condensers, Pipelines, Cooling towers, Steam exhausts, Electric generation plants, On occasion will be found in fertilizer and chemical plants.
Cupro Nickel 70/30 C71500 2.0882
Cupro Nickel 90/10 C70600 2.0872
Cu-Ni 70/30 Cu Pb Mn Fe Zn Ni
88.6 min 0.05 max 1.0 max 1.8 max 1 max 9-11 max
88.6 min 0.05 max 1.0 max 1.8 max 1 max 9-11 max
Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
8.1 g/cm3 1443 °C (2430 °F) Psi – 35,000, MPa – 241 Psi -80,000, MPa -551 30 %
8.1 g/cm3 1443 °C (2430 °F) Psi – 35,000, MPa – 241 Psi -80,000, MPa -551 30 %

Other Products

Cupro Nickel 70/30 Hex Head Nut Cu-Ni 70/30 Hex Head Nut
Cupro Nickel 90/10 Lock Nut Cu-Ni 90/10 Lock Nut
Cupro Nickel 70/30 Square Nut Copper Nickel 70/30 Square Nut
Cupro Nickel 90/10 Eye Nut Cu-Ni 90/10 Eye Nut
Cupro Nickel 70/30 Lock Nut Cu-Ni 70/30 Lock Nut
Cupro Nickel 90/10 wing Nut Copper Nickel 90/10 wing Nut

Cupro-Nickel 70-30 /90 -10 Fasteners Price List

  • 90/10 Cupro Nickel Bolt/Nut
    US $2500-90/100 / Ton (FOB Price)
  • Bolt/Nut astm B151 90/10
    US $90/10-190/10 / Ton (FOB Price)
  • Cupro Nickel Bolt/Nut 90/10
    US $500-90/100 / Ton (FOB Price)
  • ASTM B151 90/10 Cupro Nickel Bolt/Nut
    US $850-290/10 / Metric Ton (FOB Price)
  • sB151 90/10 Bolt/Nut
    US $1.5-9 / Kilogram (FOB Price)
  • 90/10 Bolt/Nut manufacturer
    US $850-290/10 / Metric Ton (FOB Price)
  • ASTM B151 Gr. 90/10 Bolt/Nut
    US $500-1000 / Ton (FOB Price)

Different Types of Copper Nickel 70-30 / 90-10 fasteners

  • Copper Nickel 70-30 Stud Bolts
  • Cupro Nickel 70-30 Hex Bolts
  • ASTM B151 CuNi 70-30 Heavy Hex Bolts
  • UNS C71500 CuNi 70-30 Coated bolts
  • DIN 2.0882 CuNi 70-30 High Tensile Bolts
  • Copper Nickel 90-10 Stud Bolts
  • Cupro Nickel 90-10 Hex Bolts
  • ASTM B151 CuNi 90-10 Heavy Hex Bolts
  • UNS C70600 CuNi 90-10 Coated bolts
  • DIN 2.0872 CuNi 90-10 High Tensile Bolts

  • Copper Nickel 70-30 Allen bolts
  • Cupro Nickel 90-10 Allen Bolts
  • ASTM B151 CuNi 70-30 Coated Allen bolts
  • UNS C70600 CuNi 90-10 Polished Allen Bolts
  • DIN 2.0882 CuNi 70-30 High Tensile Allen Bolts


We Sumit Impex Metal Ensure the best quality of Packing , because its play important role especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put extraordinary concern regarding packaging.

We pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as,

  • Boxes and Crates
  • Shrink-wrapped
  • Carton boxes
  • Wooden pallets
  • Wooden boxes
  • Wooden crates

Testings (Destructive, Non Destructive)

  • Mechanical Testing Such as Tensile, Elongation, Reduction of Area
  • Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
  • Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
  • Positive Material Identification – PMI Testing
  • Chemical Analysis – Spectro Analysis
  • Intergranular Corrosion (IGC) Test
  • Pitting Resistance Test
  • Dye Penetrant Test (DP Test)
  • Micro Test
  • Macro Test
  • Hardness Test
  • Flaring Test
  • Flattening Test
  • Hydrostatic Test
  • Radiography Test
  • Ultra Sonic Test (UT)
  • Eddy Current Testing
  • Impact Test
  • Bend Test

Application Industries

These material are not a single material but the name for a family of corrosion resistant steels. Like many scientific breakthrough the origins of stainless steel lies in a lucky accident. From the smallest part of zipper to the largest building skyscraper, stainless steel is an essential part of modern life.Stainless steel’s strength, resistance to corrosion and low maintenance make it the ideal material for a wide range of applications. It is also has a long life cycle and is 100% recyclable.

  • Construction
  • Bridges
  • Petrochemical Industry
  • Ship Building
  • Engineering
  • General Structural Purposes
  • Offshore and Onshore Services

CuNi 70/30 and 90/10 Fasteners Manufacturers

Country we serve / City we deliver

Spain, Trinidad & Tobago, South Africa, Costa Rica, Netherlands, Colombia, Tibet, Afghanistan, Greece, Mongolia, Austria, United Arab Emirates, Angola, India, Jordan, Chile, Mexico, Namibia, Japan, Israel, Macau, Argentina, Ghana, Kuwait, Ecuador, Switzerland, Nigeria, Ukraine, Bulgaria, Poland, South Korea, Chile, United States, Hungary, Bhutan, Norway, Kazakhstan, Belarus, Czech Republic, Morocco, Italy, Denmark, Venezuela, Lebanon, Zimbabwe, Belgium, Slovakia, Yemen, Puerto Rico, Algeria,Sri Lanka, New Zealand, Libya, Iraq, Nepal, Romania, Egypt, Ireland, Kenya, Saudi Arabia, Russia, Indonesia, Singapore, Hong Kong, Peru, Qatar, Azerbaijan, Bahrain, Germany, Australia, United Kingdom, Pakistan, Serbia, Gabon, Taiwan, Iran, Thailand, Oman, Vietnam, Lithuania, Portugal, Finland,Tunisia, Gambia, Brazil, Bangladesh, Turkey, Malaysia, Croatia, France, Sweden, Estonia, China, Philippines, Canada, Bolivia, Nigeria

& Boston, Moscow, Toronto, Geoje-si, Karachi, Istanbul, Courbevoie, Milan, Chiyoda, Thane, Aberdeen, Brisbane, Lagos, Lahore, Vung Tau, Faridabad, Ho Chi Minh City, Colombo, Santiago, Jaipur, Jeddah, Ludhiana, Doha, Haryana, Vadodara, Atyrau, Petaling Jaya, Ahvaz, Ernakulam, Gimhae-si, Surat, Sydney, Bengaluru, Mexico City, Ulsan, Madrid, Bangkok, Pimpri-Chinchwad, Thiruvananthapuram, New York, Bhopal, Howrah, Coimbatore, Chennai, Edmonton, Los Angeles, Rajkot, Mumbai, Sharjah, Cairo, Seoul, London, Jakarta, Abu Dhabi, Dammam, Nashik, Dubai, Hyderabad, Houston, Manama, Calgary, Granada, Rio de Janeiro, Navi Mumbai, Al Khobar,Kanpur, Hong Kong, Nagpur, Port-of-Spain, Ankara, Baroda, Algiers, Ahmedabad, Perth, Gurgaon, Singapore, Busan, Montreal, Al Jubail, Secunderabad, Ranchi, Jamshedpur, New Delhi, Tehran, Kolkata, Caracas, Melbourne, Kuwait City, Dallas, Pune, Muscat, Noida, Indore, Hanoi, Chandigarh, La Victoria, Kuala Lumpur, Bogota, Visakhapatnam

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