Martensitic Type Stainless Steel
- 1.Characteristics·Applications
- 2.Chemical Composition
- 3.Physical·Mechanical Properties
- 4.Surface Finish
Characteristics·Applications
※NSS is NIPPON STEEL Stainless Steel Corporation original standard.
| Classification |
Type | Characteristics | Applications | |
|---|---|---|---|---|
| SUS (JIS) |
NSS | |||
| Martensitic Type |
403 | Developed by reducing silicon content in type410. |
valve sheets | |
| 410 | Typical 13Cr stainless steel.Low quenching hardenability. |
turbine blades, spoons,forks |
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| 410S | Developed by reducing carbon content in type410 to below 0.08%.High workability. |
sundries and distillation column trays | ||
| 410M4 | Designed so that maximum Rockwell hardness of about 35 can be obtained only by hardening in wide temperature range. |
disk brakes | ||
| 410M5 | Shape stability after quench hardening increased by adding copper. |
disk brakes | ||
| 420J1 | High quenching hardenability and work hardenability. |
machine parts, table-knives |
||
| 420J2 | High quenching hardenability and work hardenability. |
table-knives, slide calipers, rulers,scissors |
||
| WR-1 | Strong resistance can be obtained against abrasive polishing by hard grain. |
loom parts | ||
Chemical Composition
※NSS is NIPPON STEEL Stainless Steel Corporation original standard.
| Classfication | Type | Chemical Composition(%) | |||||
|---|---|---|---|---|---|---|---|
| SUS (JIS) |
NSS | C | Ni | Cr | Mo | Others | |
| Martensitic Type |
403 | ≦0.15 | ≦0.60 | 11.50~13.00 | |||
| 410 | ≦0.15 | ≦0.60 | 11.50~13.50 | ||||
| 410S | ≦0.08 | ≦0.60 | 11.50~13.50 | ||||
| 410M4 | 0.04~0.10 | ≦0.60 | 11.50~13.50 | Si:0.10~0.40 Mn:0.50~1.00 |
|||
| 410M5 | 0.030~0.60 | ≦0.60 | 11.50~12.10 | Cu:0.70~0.90 | |||
| 420J1 | 0.16~0.25 | ≦0.60 | 12.00~14.00 | ||||
| 420J2 | 0.26~0.40 | ≦0.60 | 12.00~14.00 | ||||
| WR-1 | 0.20~0.40 | ≦0.50 | 12.00~14.00 | Nb:0.30~0.50 | |||
Physical·Mechanical Properties
※NSS is NIPPON STEEL Stainless Steel Corporation original standard.
| Classfication |
Type | Physical Properties | Mechanical Properties | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SUS (JIS) |
NSS | Modulus of elasticity X103N/mm2 |
Specific gravityg/cm3 | Average modulus of thermal expansionX10-6 cm/cm/℃ | Thermal conductivity W/m・℃ |
Hardness test | Tensile test | ||||
| HRB | HV | Yield strength N/mm2 |
Tensile strengthN/mm2 | Elongation % |
|||||||
| 20~100℃ | 100℃ | ||||||||||
| Martensitic Type |
403 | 202 | 7.75 | 9.9 | 23.80 | ≦93 | ≦210 | ≧205 | ≧440 | ≧20 | |
| 410 | 202 | 7.75 | 9.9 | 23.80 | ≦93 | ≦210 | ≧205 | ≧440 | ≧20 | ||
| 410S | 202 | 7.75 | 9.9 | 23.80 | ≦88 | ≦200 | ≧205 | ≧410 | ≧20 | ||
| 410M4 | 202 | 7.75 | 9.9 | 23.80 | ≦88 | ≦200 | ≧205 | ≧410 | ≧20 | ||
| 410M5 | 203 | 7.75 | 10.1 | 24.30 | ≦88 | ≦200 | ≧205 | ≧410 | ≧20 | ||
| 420J1 | 202 | 7.75 | 10.3 | 23.80 | ≦97 | ≦234 | ≧225 | ≧520 | ≧18 | ||
| 420J2 | 202 | 7.75 | 10.3 | 23.80 | ≦99 | ≦247 | ≧225 | ≧540 | ≧18 | ||
| WR-1 | 201 | 7.70 | 10.3 | 24.90 | - | ≦247 | ≧225 | ≧540 | ≧18 | ||
When NSS and SUS overlap, NSS standard (an ingredient, a characteristic) has priority to display.
Surface Finish
※NSS is NIPPON STEEL Stainless Steel Corporation original standard.
| Classification | JIS | NSS | Finish |
|---|---|---|---|
| Hot-rolled Products |
N0.1 | Heat-treated and pickled after hot rolling. |
|
| CG | Given No.1 finish and polished with any of endless belts specified in JIS R6001,but not degreased. |
||
| Cold-rolled Products | N0.2D | Heat-treated and pickled after cold rolling. |
|
| NO.2DR | Heat-treated,pickled and lightly cold-rolled by dull rolls after cold rolling. |
||
| NO.2B | Heat-treated,pickled and lightly cold-rolled to obtain appropriate luster surface after cold rolling. |
||
| N0.3 | Polished with endless belt of No.100 to 120 specified in JISR6001. |
||
| N0.4 | Polished with endless belt of No.150 to 180 specified in JISR6001. |
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| #240 | Polished with endless belt of No.240 specified in JISR6001. |
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| #320 | Polished with endless belt of No.320 specified in JISR6001. |
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| #400 | Polished with endless belt of No.400 specified in JISR6001. |
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| N0.9 | Polished with endless belt numbered over 320. |
||
| BA | Given high-luster finish and subjected to bright heat treatment after cold rolling. |
||
| HL | Polished with abrasives No.80 to 150 specified in JIS R6001 to obtain continuous streaks. |
||
| N0.7 | Buffed so that reflectivity is higher, compared to #400 finish. |
||
| N0.8 | Given BA finish and polished with cotton buff to obtain high reflectivity. |
||
| Emboss | Provided with irregularities on one side by cold rolling
(both sides can be embossed). |
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Notice
These material information in this page is based on NIPPON STEEL Stainless Steel Corporation product catalog.
There are some cases maker do not accept the production depending on the production lot and specification.
Technical information in this website,while every reasonable effort was made to ensure the accuracy at the time of this publication, is general information relating to our products only and is not meant as any warranty,expressed or implied.
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