SUS 321

We could produce SUS 321 forging parts,SUS 321 forged rings, SUS 321 Rolled Rings,SUS 321 forging flanges, SUS 321 forging round bars, SUS 321 forged disks, SUS 321 forging bushings,SUS 321 forging discs,SUS 321 forged tubes, SUS 321 forging sleeves,SUS 321 forging tube sheets, SUS 321 forging shafts,SUS 321 forging pipes as per the requirement of the client
SUS 321 is stabilized stainless steel
We could delivery SUS 321 forging material as per the standard of JIS
We use EAF+VOD-ESR melting methods to melt the material of SUS 321 
As per heat treatment of SUS 321 forged parts, it can be solution annealed at 1020-1100ºC, water quench
The chemical composition of SUS 321 is as follows:

C		0.08 max
Cr		17 - 19
Iron		Balance
Mn		2 max
Ni		9 - 12
P		0.045 max
Si		1 max
S		0.03 max
Ti		Min:5 x C

The mechanical property of SUS 321 is as follows:

Temperature, °F	Ultimate Tensile Strength, ksi	.2% Yield Strength, ksi
68	84	38

Due to special mechanical properties of SUS 321 forging parts, there are many wide uses as followings:
SUS 321 seamless rolled rings and  SUS 321 forging shafts that is used in used in the Aerospace – piston engine manifolds,Chemical Processing,Expansion Joints.
SUS 321 forged shafts,SUS 321 forging pipes, SUS 321 forged tubes ,forged tube sheets, forged flanges that are used separator and heat exchanger parts, in the paper industry, oil and gas production, compressor parts, seawater desalination plants
SUS 321 forging shafts,SUS 321 forging flanges ,SUS 321 forged rings,SUS 321 forging pipes that is used in Food Processing – equipment and storage,Petroleum Refining – polythionic acid service.
SUS 321 forged bushing,SUS 321  forged sleeves,SUS 321 forged disks,SUS 321  forged discs that is used in Offshore and onshore industry, such as subsea and deepwater offshore oil production systems, industrial air compressors, power generators and nitrogen generators
SUS 321 open die forging parts,forging piece,forging nozzles ,forged crankshaft that is used in Pulp and paper digesters, liquor tanks and paper machines
SUS 321 forged valve stems, forged valve parts, forged valve seat ring,forged valve blocks,forged bodies that are used in ball valves, check valves, strainers ,globe valve, gate valve,Plug valve and so on
SUS 321 forging rings, SUS 321 forging spindles, SUS 321 forging bars,SUS 321 forging gears that are used in power transmission, turbine,gas compressor,gear boxes and so on
SUS 321 forged products,SUS 321 forged nozzles,SUS 321 forging eccentric shaft that are used on Waste Treatment – thermal oxidizers,Pharmaceutical Production
SUS 321 forged wheels, forged manifold,forged rolls that are used in shipping building,heavy machinery.Paper and Pulp Industries,Pharmaceutical & Biochemistry
Our SUS 321 forged part will be Ultrasonic testing as per standard, EN10228-3,Sep1921,ASTM A388 and so on
We could supply SUS 321  stainless steel forging parts certificate as per the standard of EN10204-3.1 or EN10204-3.2 of third party
Please send us the size or drawing of SUS 321 forged material that you need, we are glad to quote the best price for your side