Sumit Impex, a leading manufacturer of Cupro-Nickel 70-30/90-10 Washer. Global customers can acquire these washers with various standards and customized specifications to fulfill specific requirements. We are committed to delivering top-notch Cupro-Nickel 70-30/90-10 Washers, ensuring customer satisfaction through quality and precision in every product, establishing us as a reliable choice in the industry.

Sumit Impex is a Supplier of Cupro Nickel 70/30 Washer, Biggest Stockist of Copper Nickel 90/10 Washers as per Standards in Mumbai, India.

Copper Nickel 90/10 Washer, Curpo Nickel 70/30 Taper Washer, CuNi 70/30 Cup Washer, Copper Nickel 90/10 Flat Washer, Curpo Nickel 90/10 Washers, UNS C71500 Plain Washer, M6 Cu-Ni 90/10 Washers, CuNi 90/10 Washer Manufacturers in India.

Cupro-Nickel 70-30 Washers are essential fastening components crafted from copper-nickel alloys, with varying compositions of 70% copper and 30% nickel or 90% copper and 10% nickel, respectively. Renowned for their excellent corrosion resistance and thermal conductivity, these washers find diverse applications in marine engineering, shipbuilding, and offshore industries. With superior mechanical properties, Cupro-Nickel 90-10 Washers ensure reliable and durable fastening solutions in environments demanding resistance to corrosion and seawater.

At Sumit Impex we ensure the quality of Cupro-Nickel 70-30/90-10 Washers Through thorough testing, guarantees excellence. Our commitment to excellence is evident in stringent tests, ensuring reliable and high-performance fastening solutions.

Cupro Nickel 70-30 / 90 -10 Washers

Curpo Nickel 70/30 Washer Specification

Specification ASTM B151 / ASME SB151
Washer Size M2-M100
Length 5-300mm
Packaging Comes in boxes of 50, 100, 200, Custom
ASME Standard (American) ASME/ ANSI B18.21.1
DIN Standard (German) DIN 125 A, DIN 127 B, DIN 7980
Finish Self color, Polish, Passication
Test performed Hardness test, Torsion test
Thread Coarse, Fine
Types of Washer
  • Flat Washer
  • Spring Washer
  • Square Washer
  • Belleville Washer
  • Bond Sealing Washer
  • Counter Sunk Finishing Washer
  • Dock Washer
  • Fender Washer
  • Lock Washer
  • Neoprene Washer
  • Square Bevel Washer
  • Split Washer
  • Sealing Washer
  • Slot Washer
  • Star Washer Springs
  • Machine Washer
  • Flat Spring & Wire Spring

Curpo Nickel 90/10 Washers Types

Dome Washers

Dome Washers

Ogee Washers

Ogee Washers

Fender Washers

Fender Washers

Spring Washers

Spring Washers

Square Washers

Square Washers

Plain Washer

Plain Washer

Lock Washers

Lock Washers

Countersunk Finishing Washer

Countersunk Finishing Washer

Curpo Nickel 70/30 Washers Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Copper Nickel 90/10 2.0872 C70600
Copper Nickel 70/30 2.0882 C71500

Curpo Nickel 90/10 Washers Chemical Composition

Grade Cu Mn Pb Ni Fe Zn
Cu-Ni 90-10 88.6 min 1.0 max .05 max 9-11 max 1.8 max 1 max
Cu-Ni 70-30 65.0 min 1 max .05 max 29-33 0.4-1.0 1 max

Copper Nickel 70/30 Washers Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Copper Nickel 90-10 / 70-30 0.323 lb/in3 at 68 F 2260 F 50000 psi 20000 psi 30 %

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Curpo Nickel 90/10 Washers Applications

Export & Supply Destinations Of 70/30 Curpo Nickel Washers

Qatar, British, Japan, Indonesia, Israel, Bangladesh, India, Kyrgyzstan, South Korea, Hong Kong, Myanmar, Egypt, Armenia, Saudi Arabia, Bahrain, Maldives, Macau, Iraq, North Korea, Singapore, Taiwan, Nepal, Kuwait, China, Vietnam, Bhutan, Turkey, Thailand, Mongolia, Sri Lanka, Azerbaijan, Philippines, Lebanon, Afghanistan, Jordan, Russia, Oman, Iran, United Arab Emirates, Malaysia

Romania, Spain, Serbia, Turkey, Austria, Ukraine, Netherlands, Norway, Denmark, Belarus, Monaco, Poland, Portugal, Malta, Cyprus, Luxembourg, Hungary, Moldova, Estonia, Latvia, Croatia, Lithuania, Ireland, Switzerland, Russia, Liechtenstein, Azerbaijan, Italy, Bulgaria, Greece, France, Finland, United Kingdom, Czechia/Czech Republic, Slovakia, Germany, Sweden, Belgium

Niger, Zimbabwe, Burkina Faso, South Africa, Tunisia, Liberia, Zambia, Angola, Mauritius, Libya, Morocco, Nigeria, Ethiopia, Namibia, Burundi, Gambia, Eswatini, Mozambique, Seychelles, Botswana, Cameroon, Egypt, Kenya, Uganda, Madagascar, Algeria, Central African Republic, Rwanda, Senegal, Mauritania, Tanzania

United States of America, Trinidad and Tobago, Bahamas, Costa Rica, Saint Lucia, Saint Vincent and the Grenadines, Belize, Dominica, Barbados, Mexico, Guatemala, Nicaragua, Dominican Republic, El Salvador, Canada, Panama, Haiti, Cuba, Antigua and Barbuda, Grenada, Jamaica, Honduras

Suriname, Ecuador, Argentina, Brazil, Paraguay, Guyana, Peru, Venezuela, Uruguay, Bolivia, Colombia, Chile