UNS N04400 Bars
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We could produce UNS N04400 bars, UNS NO4400 bars,UNS N04400 round bars, UNS N04400 rods,UNS N04400 square bars,UNS N04400 flat bars,UNS N04400 hot rolled bars, UNS NO4400 cold drawn bright bars,UNS NO4400 forged bars, UNS N04400 forging bars,UNS N04400 Hexagon Bar,UNS N04400 rectangular bars from china.

We could produce UNS N04400 bars with diamter from from 5MM to 1000MM and length up to 15 metres

UNS N04400  is a nickel-copper alloy (about 67% Ni – 23% Cu) that is resistant to sea water and steam at high temperatures as well as to salt and caustic solutions.

The chemical composition of UNS N04400 bars is as follows


0.3 max


28 - 34


2.5 max


2 max




0.5 max


0.024 max

The mechanical property of UNS NO4400 bars is as follows

Mechanical Properties
Typical room temperature Tensile Properties of Annealed Material

Product Form


Tensile (ksi)

.2% Yield (ksi)

Elongation (%)

Hardness (HRB)






We could produce UNS N04400 bars as per the standard of ASTM B462 and ASTM B473

In order to improve the quality of UNS N04400 bars,we could use VIM (Vacuum Induction Melting),ESR (Electroslag Remelting)and VAR (Vacuum Arc Remelting) to melt the material of UNS N04400 bar

As per heat treatment of UNS N04400 bars, we could do annealed treatment,or solution treatment,ageing treatment as per the requirement of the clients

We could do 100% ultrasonic test according to EN102768-3, SA388,,ASTM A520-1974, Sep 1921 C/c etc as per the requirement of the clients

We also could do 100%  Liquid Penetrant Examination as per the ASTM E165-1995 and 100% Magnetic Particle Examination as per the standard of A275/A275M and so on

We could supply UNS N04400 round bars certificate as per the standard of EN10204-3.1 or EN10204-3.2(By third party,like LR,BV,RINA,ABS,DNV,GL,NK,KR and so on)

In order to control the quality of UNS NO4400 bars, We will do following inspections:Charpy Impact Testing,Tensile Testing,Chemical Analysis,Metallurgical Evaluation,Failure Analysis,Hardness Testing,Macrostructure Testing,Stress Rupture Testing as per the needs of the clients

As per surface finish of UNS N04400 bars, we could supply them in the form of black surface, rough machined to bright surface or polish into bright surface,or peeled into bright surface

Our UNS N04400 bars are widely used in Marine engineering,Chemical and hydrocarbon processing equipment,Gasoline and freshwater tanks,Crude petroleum stills,De-aerating heaters,Boiler feed water heaters and other heat exchangers,Valves, pumps,Industrial heat exchangers,Chlorinated solvents,Crude oil distillation towers

In order to export our UNS NO4400 bars, We will do proper packing in sturdy wooden boxes, material sealed in plastic foil, to avoid any damage during transport.

Please tell us the size and quantity of UNS N04400 bars UNS N04400 round bars, UNS NO4400 rods,that you need, we are glad to quote the best price for you

Except UNS N04400 bars,we also could produce UNS N04400 flanges,UNS N04400 plates,UNS N04400 fastener,UNS N04400 bolts,UNS N04400 fittings,UNS N04400 pipes,UNS N04400 tubes,UNS N04400 springs