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JIS SUH 409 Details
JIS SUH 409 Standard Download
SUH 409 Application:Heat-resisting steel plate, sheet and strip
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | SUH 409 | Martensite | Japan - JIS , G 4312 (2011) - Heat-resisting steel plate, sheet and strip |
Chemical composition(wt.%) of SUH 409 grade: G 4312 (2011)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.75 | 0.85 | ||
| Si | 1.75 | 2.25 | ||
| Mn | 0.20 | 0.60 | ||
| P | - | 0.03 | ||
| S | - | 0.03 | ||
| Cr | 19.00 | 20.50 | ||
| Ni | 1.15 | 1.65 | ||
| Mo | - | - |
Mechanical properties of grade SUH 409 G 4312 (2011)
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 481 (≥) | 322 (≥) | 42 | 14 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
Physical properties of grade SUH 409 G 4312 (2011)
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 169 (≥) | 764 (≥) | 11 | 44 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 213 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 227 | 795 | 992 |
SUH 409 - Form of Supply
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
Cross Reference Table(Equivalent Grade)
| Grade | Standard | Country | Application |
|---|---|---|---|
| SUH 446 | JIS | Japan | Stainless steel wires |
| SUH 446 | JIS | Japan | Heat-resisting steel bars and wire rods |
| SUH 446 | JIS | Japan | Heat-resisting steel plate, sheet and strip |
| SUH 4 | JIS | Japan | Heat-resisting steel bars and wire rods |
| SUH 409 | JIS | Japan | Heat-resisting steel plate, sheet and strip |
| SUH 409L | JIS | Japan | Heat-resisting steel plate, sheet and strip |
| SUH 11 | JIS | Japan | Heat-resisting steel bars and wire rods |
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