DEFSTAN 02-838 (NES838) Bar Grade - Copper Alloys

Range Enquiry

To enquire about our range or your specific requirements, please contact your local service centre.

Related Specifications

DEF STAN 02-838
NES838
NES 838
DEF STAN 838

Properties

Chemical Composition

Chemical Element	% Present
Nickel (Ni)	0.00 - 0.30
Iron (Fe)	0.00 - 0.10
Tin (Sn)	4.00 - 5.50
Silicon (Si)	0.00 - 0.30
Lead (Pb)	0.00 - 0.02
Phosphorous (P)	0.02 - 0.40
Zinc (Zn)	0.00 - 0.30
Copper (Cu)	Balance

Mechanical Properties

Mechanical Property	Value
Proof Stress	410 Min MPa
Tensile Strength	500 Min MPa
Elongation A	12 Min %

Mechanical Property	Value
Proof Stress	380 Min MPa
Tensile Strength	460 Min MPa
Elongation A	12 Min %

Mechanical Property	Value
Proof Stress	320 Min MPa
Tensile Strength	380 Min MPa
Elongation A	16 Min %

Mechanical Property	Value
Proof Stress	250 Min MPa
Tensile Strength	350 Min MPa
Elongation A	18 Min %

Applications

High performance fasteners
Valve and pump components
Propeller shafts
Weapons handling systems
Pipe fittings
Heat exchangers
Wear plates
Thrust washers
Bearings & bushes
Safety tools
Worm wheels and gears

Characteristics

High strength and toughness
Outstanding resistance to erosion and corrosion
High wear and galling resistance
Excellent mechanical properties at sub-zero temperatures
Ultrasonically tested

Find your local Service Centre

Experienced multi-product specialists
In-house state of the art processing facilities
Large fleet of bespoke delivery vehicles

Disclaimer

This Data is indicative only and as such is not to be relied upon in place of the full specification. In particular, mechanical property requirements vary widely with temper, product and product dimensions. All information is based on our present knowledge and is given in good faith. No liability will be accepted by the Company in respect of any action taken by any third party in reliance thereon. Please note that the 'Datasheet Update' date shown above is no guarantee of accuracy or whether the datasheet is up to date.

The information provided in this datasheet has been drawn from various recognised sources, including EN Standards, recognised industry references (printed S online) and manufacturers' data. No guarantee is given that the information is from the latest issue of those sources or about the accuracy of those sources. Material supplied by the Company may vary significantly from this data but will conform to all relevant and applicable standards. As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose, whether expressed or implied. Advice given by the Company to any third party is given for that party's assistance only and without liability on the part of the Company. All transactions are subject to the Company's current Conditions of Sale. The extent of the Company's liabilities to any customer is clearly set out in those Conditions; a copy of which is available on request.

Copper Alloys, Aluminium BronzeDEFSTAN 02-838 (NES838) Bar

UK Defence Standard phosphor bronze alloy.

Range Enquiry

Related Specifications

Properties

Phospher Bronze

DEFSTAN 02-838

Bar 6mm to 18mm

DEFSTAN 02-838

Bar 18mm to 40mm

DEFSTAN 02-838

Bar 40mm to 60mm

DEFSTAN 02-838

Bar Over 60mm

DEFSTAN 02-838

Applications

Characteristics

Find your local Service Centre