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Strength in numbers
Copper and Copper Alloys | Copper-Nickel (Cupro-Nickel)
DEF STAN 02-835 ~ NES835
CommercialNES835 DEF STAN 835
A Copper/Nickel Alloy with very high strength and very high corrosion resistance especially in sewater and marine enviroments. Also very good resistance to galling. Mainly used in Naval Engineering, Aerospace and Defence Applications.
Chemical Composition
|
DEFSTAN 02-835/2(2011) Rod and Forgings |
|
|---|---|
| Chemical Element | % Present |
| Copper (Cu) | balance |
| Phosphorous (P) | 0.01 max |
| Lead (Pb) | 0.02 max |
| Carbon (C) | 0.05 max |
| Magnesium (Mg) | 0.05 max |
| Tin (Sn) | 0.1 max |
| Silicon (Si) | 0.15 max |
| Sulphur (S) | 0.15 max |
| Zinc (Zn) | 0.2 max |
| Chromium (Cr) | 0.5 max |
| Iron (Fe) | 0.7 - 1.2 |
| Aluminium (Al) | 1 - 2 |
| Manganese (Mn) | 3.5 - 5.5 |
| Nickel (Ni) | 13.5 - 16.5 |
Alloy Designations
DEF STAN 02-835
NES835
NES 835
DEF STAN 835
Temper Types
FORGED AND HEAT TREATED
Supplied Forms
Bar Grades 1 and 2 Forgings Class 1, 2, 3
- Bar
- Rod
- Forgings
Mechanical Properties
|
DEFSTAN 02-835/2(2011) Rod - Up to 125mm |
|
|---|---|
| Mechanical Property | Value |
| Proof Stress | 430 Min MPa |
| Tensile Strength | 725 Min MPa |
| Elongation A50 mm | 18 Min % |
|
DEFSTAN 02-835/2( Forgings - Up to 125mm |
|
|---|---|
| Mechanical Property | Value |
| Proof Stress | 400 Min MPa |
| Tensile Strength | 725 Min MPa |
| Elongation A50 mm | 18 Min % |
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