Product introduction

Stainless steelStainless steel

The product lineup includes steels that can meet a wide range of needs including machinability, corrosion resistance, strength, and so on.

Austenite stainless steel	Equivalent type of steel		Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
Austenite stainless steel	JIS	AISI	Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
SF30V	SUS303	303	Automobiles Office equipment HDDs Medical devices	Has the machinability, corrosion resistance, and non-magnetism (µ≤ 1.01) of SUS 303	Click here	Click here	Click here
SF27E	SUS303Cu	―		SUS 303 + CU & Mn for improved machinability and cold rolling properties			Click here
SUS303	SUS303	303		JIS based steel type			Click here
SUS304	SUS304	304		JIS based steel type			Click here
SUS304N2	SUS304N2	―		JIS based steel type			―
SUS316	SUS316	316		JIS based steel type
SUS310S	SUS310S	310Ｓ		JIS based steel type
SUH660	SUH660	―		JIS based steel type

Ferrite stainless steel	Equivalent type of steel		Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
Ferrite stainless steel	JIS	AISI	Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
SF20F	―	―	HDDs Stationary goods Medical devices	Lead-free steel with machinability equal or superior to SF20T	Click here	Click here	Click here
SF20T	―	―		Machinability equivalent to SUM24L and corrosion resistance equal to SUS 303 (S, Pb, &Te are added)			Click here
SF18T-M	―	―		Better machinability than SUS 430F (Pb & Te are added)			―
SUS430F	SUS430F	430F		JIS based steel type
SUS430	SUS430	430		JIS based steel type

Martensite stainless steel	Equivalent type of steel		Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
Martensite stainless steel	JIS	AISI	Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
SF13-E	SUS416	416	Automobiles Household appliances Office equipment	Better machinability than SUS 416 (Pb & Te are added), quenching hardness better than HRC40	Click here	Click here	Click here
SUS416F2	SUS416	416		Better machinability than SUS 416 (high S)			Click here
SF53-E	SUS420F2	―		Better machinability than SUS 420F2 (S, Pb & Te are added), machinability equal or superior to SUS 416, and quenching hardness better than HRC50			Click here
DSR20F （SUS420Ｆ2）	SUS420F2	―		JIS based steel type
SUS420F	SUS420F	420F		JIS based steel type
SUS420J2	SUS420F2	―		JIS based steel type
DSR7	―	―		13 Cr type stainless steel to produce quenching hardness at least equal to HRC58			―
DSR7C	―	―		DSR7 modified material
SUS440C	SUS440C	440C		JIS based steel type
SUS440F	SUS440F	―		JIS based steel type (SUS440C + S)

Other stainless steel	Equivalent type of steel		Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
Other stainless steel	JIS	AISI	Representative applications	Features	Chemical composition (wt%)	Physical characteristic values	Mechanical properties
SUS630	SUS630	S17400	Shafts	Precipitation hardened stainless steel	Click here	Click here	―
SUS329J1	SUS329J1	329	Sea water pumps	Two-phase (austenite/ferrite) stainless steel	Click here	Click here	―

All types of steel handled by Shimomura comply with the RoHS II Annex III (lead in alloys is not more than 3,500 ppm)