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SUS 321
Standard JIS G 4303-2005 Stainless steel bars
Standard JIS G 4304-2005 Hot-rolled stainless steel plate,sheet and strip
Standard JIS G 4308-2013 Stainless steel wire rods
Standard Q/BQB 4302-2009
Standard JIS G 4309-2013 Stainless steel wires
Standard JIS G 4317-2018 Hot-formed stainless steel sections
Standard JIS G 4318-2016 Cold finished stainless steel bars
Standard JIS G 4305-2021 Cold-rolled stainless steel plate, sheet and strip


Chemical Composition(%)


Standard Material Designation Chemical Composition (%)
JIS G 4303-2005
Stainless steel bars
SUS 321
 
Min
Max
JIS G 4304-2005
Hot-rolled stainless steel plate,sheet and strip
SUS 321
(SUS 321-HP)
(SUS 321-HS)
 
Min
Max
Q/BQB 4302-2009 SUS 321
(321)
 
Min
Max
JIS G 4308-2013
Stainless steel wire rods
SUS 321
 
Min
Max
JIS G 4309-2013
Stainless steel wires
SUS 321-W1
(SUS 321)
 
Min
Max
JIS G 4309-2013
Stainless steel wires
SUS 321-W2
(SUS 321)
 
Min
Max
JIS G 4317-2018
Hot-formed stainless steel sections
SUS 321
 
Min
Max
JIS G 4318-2016
Cold finished stainless steel bars
SUS 321
 
Min
Max
JIS G 4305-2021
Cold-rolled stainless steel plate, sheet and strip
SUS 321
(SUS 321-CP)
(SUS 321-CS)
 
Min
Max
For Reference Only