Stainless Steel
Stainless Steel
Daido Steel Stainless Steel

Daido Steel is developing and producing stainless steel with properties such as free-cutting, cold workability, high-strength to meet the various needs of customers.

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Classification Characteristics DAIDO BRAND Equivalent Applications
Stainless Steel
Martensitic DSR03F SUS403 403 Parts for valve, electric appliance
DSR10F SUS410F2 - Machinery parts, shafts for water pump
DSR10FA SUS410F2 - Golf club head
DSR16F SUS416 416 Screw, bolt, nut, precision parts
DSR16FC SUS416 416 Screw, bolt, nut, precision parts
DSR20F SUS420F2 - Valve, machinery parts
DSR20FD SUS420F2 - Valve, machinery parts
DSR7F High hardness cutting parts
Ferritic DSR1F - - Parts for watch, camera, gauge, precision machinery
DSR30F SUS430F 430F Screw, bolt, nut, parts
DSR30FA SUS430F 430F Parts for precision machinery
DSR6F - - Parts for precision machinery
Austenitic 304BF SUS304 304 Food processor
303FL SUS303 303 Parts for precision machinery
Stainless Steel for
Cold Deformation
Martensitic DSR10U SUS410 410 Tableware(hoop or sheet bar)
DSR10UA SUS410 410 Scissors, screw
LAK41 - - Solenoid valve parts, for cold working
LAK42 SUS440A - Shaft, linear bearing, cold working
Ferritic DSR30U SUS430 430 Slotted screw, window wiper
LAK51 SUS430LX Anchor bolt, for cold forging
LAK52 - - Screw for automobile, for cold forging
Austenitic DSK2U SUSXM7 Small screw, bolt
SUS630-S SUS630 High strength bolt, shaft
DSP1H Medical equipment, cylinder, pin, shaft
Stainless Steel
Martensitic DSR31H SUS431 431 Heat and corrosion resistance spring, high strength and seawater-resistant machinery parts
DSR7 - - Shaft, bearing
DSR03H SUS403 403 Turbine blade, shaft
DSR20H SUS420J1 420 Tableware, shaft
DSR20HA SUS420J1 420 Tableware(hoop or sheet bar)
DSR20HB Corrosion resistant spring and shaft
High Strength and
Corrosion Resistance
Stainless Steel
Duplex DSD1H SUS329J1 Seawater pump, parts for chemical industry
DSD5 SUS329J4L Seawater pump, bolt
High Strength
and Non-magnetic
Stainless Steel
Austenitic DSN6 SUS304N2 Guide pin for VTR
DSN9 Gasket, drilling screw
DNM110 Non-magnetic drill collar, spring
DSH400F Parts for cutting electric component
High Corrosion Resistance
Stainless Steel
Austenitic SA-1 SUS836L Seawater pump , shaft
Stainless Steel for
Cutting knife
Martensitic DSR1K2 SUS420J1 - Motor shaft, machinery parts
DSR1K3 SUS420J2 - Tableware(hoop or sheet bar)
DSR1K6 - - Stainless kitchen knife, knife
DSR1K7 - - High-grade stainless, replacement blade, scalpel
DSR1K8 - - Stainless kitchen knife, knife

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