3S144 (S144) Bar Grade - Stainless Steel

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Related Specifications

BS S143
BS 3S144
BS S145
FV520B
DEFSTAN 95-14

Properties

Chemical Composition

Chemical Element	% Present
Carbon (C)	0.00 - 0.08
Chromium (Cr)	13.20 - 14.70
Nickel (Ni)	5.00 - 5.80
Manganese (Mn)	0.00 - 1.00
Phosphorous (P)	0.00 - 0.04
Sulphur (S)	0.00 - 0.03
Silicon (Si)	0.00 - 0.60
Niobium (Columbium) (Nb)	0.10 - 0.40
Molybdenum (Mo)	1.20 - 2.00
Copper (Cu)	1.20 - 2.00

Mechanical Property	Value
Tensile Strength	1130-1330 MPa
Elongation A50 mm	12 %
Hardness Brinell	341 HB
Tensile Strength	1030 N/mm²

Applications

Aerospace components
Military components
High technology applications
Automotive components
Industrial bearings
Precision parts

Characteristics

High strength alloy
Heat treated for added tensile strength
Identical chemical composition to S143 but greater strength alloy
Moderate to good corrosion resistance

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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.

Stainless Steel, Precipitation Hardening3S144 (S144) Bar

Aerospace stainless steel heat treated to provide extra tensile strength.