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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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