Gentle Environmentally-frendly Steel
kind crowd to global environment.
“Lead-free” free-cutting steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| SD200-E1 |
SUM24L |
12L14 |
SUM24L |
SUM24L “Lead-free” |
| SD200-E2 |
| SD200-E3 |
Stainless steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| SF27E-E(SUS303CU modify) |
SUS303CU |
– |
SUS303CU |
SUS303CU modify |
| SF303-E(SUS303 modify) |
SUS303 |
303 |
SUS303 |
SUS303 modify |
|---|
| SF13-E(SUS416 modify) |
SUS416 |
416 |
– |
“Selenium-free” |
| SF53-E(SUS420F2 modify) |
SUS420F2 |
– |
– |
Austenitic stainless steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| SF30Z |
SUS303 |
303 |
DSN03FA |
SUS303＋Pb Best machinability steel among austenitic stainless steel. |
| SF30V |
SUS303 |
303 |
DSN03FA |
Another version of ausenitic stainless steel by C, Ni and S control to upper range of SUS303, which enables well balanced properties among machinability, corrosion resistance and non-magnetism. |
| SF27E |
SUS303Cu |
– |
SUS303CU |
SUS303＋Cu,Mn Modified steel of SU303 by Mn increase and 3%Cu alloying. |
| SUS303 |
SUS303 |
303 |
SUS303 |
Base type |
| SUS304 |
SUS304 |
304 |
SUS304 |
Base type |
Ferrific stainless steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| SF20T |
– |
– |
DSR6F |
20%Cr-2%Mo based ferritic stainless steel with best machinability among all SF series. |
| SF18T |
– |
– |
DSR30FA |
SUS430F+Pb,Te |
| DHS1 |
– |
– |
DHS1 |
Influence of Mn/S on the Outgas Property and the Machinability of Type 430F and Development of a New Free-machining Ferritic Stainless Steel for HDD Components |
|---|
| SUS430F |
SUS430F |
430F |
SUS430F |
base type |
Martesitic stainless steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| UT13 |
SUS410F2 |
416 |
DSR16FB |
Best machinability steel among martensitic stainless steel by addition of four kinds of cutting element. |
| SF13 |
DSR16FA |
Modified martensitic stainless steel of JIS SUS416(=AISI 416) by adding Pb and Se, which was developed under SHIMOMURA’s initiative for the first time. |
| SUS416F2 |
SUS416 |
DSR16F |
|
| SUS53 |
SUS420F2 |
– |
DSR20FA |
High hardness martensitic stainless steel with same machinability as that of SUS416, a modified steel of JIS SUS420J2(=AISI 420). |
| DSR20F |
|
| SUS420J2 |
SUS420J2 |
420 |
SUS420J2 |
Base type |
| DSR7 |
– |
– |
DSR7 |
|
Free-cutting steel
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| UTM |
SUM24L |
12L14 |
SFC3FTS |
Most excellent steel among all our selection, because of its machinability close to brass. |
| TLS |
SFC3FT |
Outstanding dimension accurracy and long tool life can be obtained. High cutting speed of 150m/minute is possible. |
| SDF |
SFC3F |
Stable and accurate dimension can be realized by this steel. |
| SD200 |
Most ordinary and basic steel among all free cutting steel, applicable for versatile use. |
| SLM |
SUM24L |
12L14 |
SFC3F |
Soft magnetic iron is very hard-to-cut, but this modified version is provided with improved machinability by Pb addition without damaging magnetic properties. |
Tool steel
| High speed tool steel |
| MH51(SKH51) |
Taps,Endmills,Drills,Centerdrills,Punchs,Other Cutting tools |
| MH55(SKH55) |
| MH7(SKH58) |
| MH8 |
| MH64 |
| Die steel |
| DC11(SKD11) |
Rolls,Gauges,Punchs,Precision die parts |
| DC53 |
| DHA1(SKD61) |
Pins(Hot-Extrusion),Plastic mould parts |
| DH2F |
| alloy tool steel |
| GO31(SKS31) |
Rolls,Gauges,Punchs,Shafts |
| GOA(SKS3 Modified) |
| GO4 |
| GM2(SKS2) |
Taps,Dies,Drills,Cutters |
| GM71 |
| Cabon tool steel |
| SK4F |
High carbon type free cutting steel with quenched hardness over HRC 61 and improved machinability than JIS SK4,due to Pb and S addition. |
| Pre-hardened steel |
| DHA1-H |
HRC40±2 |
|---|
| DH2F-H |
| Welding materials |
| MH51 |
Die repair |
| DC11 |
| DHA1 |
Build-up welding |
| MAS1C |
| Other |
| Maraging steels |
Pins,Welding rods,etc |
| NAK80 |
Cabon steel for machine structural
| Grade |
Equivalent Grade |
feature |
| JIS |
AISI |
Daido |
| SCM415F |
SCM415 |
– |
SCM415 |
Cabon steel for machine structural |
| SCM415 |
| SCM435 |
SCM435 |
4137 |
SCM435 |
Soft magnetic irons
| Grade |
Equivalent Grade |
feature |
| JIS | AISI | Daido |
| ME1F |
SUY |
– |
ME1F |
Soft magnetic iron is very hard-to-cut, but this modified version is provided with improved machinability by Pb addition without damaging magnetic properties. |
High carbon chromium bearing steel
| Grade |
Equivalent Grade |
feature |
|---|
| JIS |
AISI |
Daido |
|---|
| SUJ2 |
SUJ2 |
B52100 |
SUJ2 |
High carbon chromium bearing steel |
|---|