AISI 321 Bars
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We could produce AISI 321 bars, 321 bars,AISI 321 round bars, AISI 321 rods,AISI 321 square bars,AISI 321 flat bars,AISI 321 hot rolled bars, 321 cold drawn bright bars,321 forged bars, AISI 321 forging bars,Nimonic 90 Hexagon Bar,AISI 321 rectangular bars from china.

The diameter of AISI 321 bars that we could do ranges from 6MM to 800MM. The length of AISI 321 bars that we could do is up to 15 metres

AISI 321 employs titanium as a stabilizing element against chromium carbide formation.  

The chemical composition of AISI 321 bars is as follows


0.08 max


17 - 19




2 max


9 - 12


0.045 max


1 max


0.03 max


Min:5 x C

The mechanical property of 321 bars is as follows

Mechanical Properties
Average Elevated Temperature TensileProperties

Temperature,  °F

Ultimate Tensile Strength, ksi

.2% Yield Strength, ksi




We could produce AISI 321 bars as per the standard of ASTM B462 and ASTM B473

As per melting methods for AISI 321 bars, we could use AOD refining or vacuum induction melting. Vacuum arc or electroslag remelting procedure as per the requirement of the clients

As per heat treatment of AISI 321 bars, we could do annealed treatment,or solution treatment,ageing treatment as per the requirement of the clients

Our 321 bars could be  100% ultrasonic test according to EN102768-3, SA388,,ASTM A520-1974, Sep 1921 C/c etc.

Our AISI 321 bars could be 100%  Liquid Penetrant Examination as per the ASTM E165-1995

We could supply AISI 321 round bars certificate as per the standard of EN10204-3.1 or EN10204-3.2(By third party,like TUV,DNV,GL,and so on)

In order to control the quality of 321 bars, we have following inspection equipment in our workshop:Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.

As per surface finish of AISI 321 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 AISI 321 bars are widely used in Heavy Truck,Construction Equipment,Oil, Gas & Energy,Railway,Agriculture & Forestry,Ship Building,Cars & Light Vehicles,Defence,Aerospace Machining,Fabrications,General Engineering and so on

Please tell us the size and quantity of AISI 321 bars AISI 321 round bars, 321 rods,that you need, we are glad to quote the best price for you

Except AISI 321 bars,we also could produce AISI 321 flanges,AISI 321 plates,AISI 321 fasteners,AISI 321 bolts,AISI 321 pipe fittings,AISI 321 pipes,AISI 321 tubes,AISI 321 springs