Copper Nickel Alloy Fasteners are utilized to make non-extremely durable joints; i.e., joints that can be destroyed or eliminated without harming the joining elements. It has a fundamental expansion of iron and manganese, which are important to keep up with great consumption obstruction in the brutal conditions. It is thermally steady besides being exceptionally corrosion impervious to the ocean water. Copper-Nickel Fasteners are utilized to precisely join at least two articles together, either forever or non-for-all-time. There are various kinds of latch and each has its motivation.
It is extensively arranged as one or the other Permanent or Non-Permanent. It is produced using an amalgam of copper which contains nickel and fortifying components, like iron and manganese. Copper Nickel Alloy Fasteners normally fluctuate from 60 - 90 % of copper content. It is broadly utilized for marine applications because of its amazing protection from seawater erosion, low macrofouling rates, and great fabricability. What's more, it is now and again utilized for the propellers, propeller shafts, and frames of great boats. Different utilizations incorporate military gear and petrochemical, compound, and electrical ventures.
e are Copper Nickel Fasteners Manufacturers. It is accessible in various grades and details. It is being produced from a high grade of subjective material for toughness, dependability, strength, and for better and life span execution. Copper Nickel Screws is a remotely strung clasp that is equipped for being embedded into openings in collected parts. It is utilized to secure materials by the commitment of the screw string with a comparable female string in the coordinating with the part.
It is usually utilized in seawater because of its total protection from barnacles. Because it obstructs different ocean living beings, this alloy makes seawater desalination, water frameworks, putting out fires frameworks, and comparable applications truly solid. Cupro Nickel Fasteners is comprised of a compound of copper that comprises nickel and other fortifying parts, like iron and manganese.
Specification Schedule of Copper Nickel Alloy Fasteners
| Specifications | ASTM / ASME SB 151, SB 152 |
|---|---|
| Standards | DIN, ASTM, BS and all International Standards |
| Size | M4 To M100 |
| Length | 3 mm to 200 mm |
| Grade | UNS NO. C92200 & UNS NO. C83600, UNS NO. C70600 ( CU -NI- 90/10), C71500 ( CU -NI- 70/30), ASTM / ASME SB 152 UNS NO C10100, C10200, C10300, C10800, C12000, C12200. |
| Type of Fasteners | Bolts (Eyebolt), Stud, Nuts (Nylock, Lock),Washer (Star, Plain), Allen Caps, Screws (CSK, Pen Head, Philip, Mushroom, Cheese), Rivet (Pop & Hollo), Grab, Clamp (U, J, L) |
Chemical Properties of Copper Nickel Alloy Fasteners
| UNS No. | Copper + Silver | Nickel + Cobalt | Manganese | Lead | Iron | Zinc | Phosphorus | Sulfur | Carbon |
|---|---|---|---|---|---|---|---|---|---|
| C71500 | remainder | 29.0-33.0 | 1.0 max | 0.05a max | 0.40-1.0 | 1.0a | |||
| C71520 | 65.0 min | 29.0-33.0 | 1.0 max | 0.02 | 0.40-1.0 | 0.5 | 0.02 max | 0.02 max | 0.05 max |
Mechanical Properties of Copper Nickel Alloy Fasteners
| Element | Copper Nickel 90/10 | Copper Nickel 70/30 |
|---|---|---|
| Density | 8.1 g/cm3 | 0.323 lb/in3 at 68 F |
| Melting Point | 1443 °C (2430 °F) | 2260 F |
| Tensile Strength | Psi -80,000, MPa -551 | 50000 psi |
| Yield Strength (0.2%Offset) | Psi - 35,000, MPa - 241 | 20000 psi |
| Elongation | 30 % | 30 % |
Equivalent Standard of Copper Nickel Alloy Fasteners
| Alloy | DN Trade Name | Material No. | UNS Specification | ASTM Specification | DIN Specification |
|---|---|---|---|---|---|
| CW352H | CuNi10Fe1Mn | (2.0872) | C70600 | ASTM B151 | |
| CW354H | CuNi30Mn1Fe | (2.0882) | C71500 | ASTM B151 | |
| CuNi44Mn1 | Vernicon | (2.0842) | C72150 | DIN 17471 |