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JIS SUS 304N2 A Details
JIS SUS 304N2 A Standard Download
SUS 304N2 A Application:Stainless steel for building structure
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | SUS 304N2 A | Japan - JIS , G 4321 (2000) - Stainless steel for building structure |
Chemical composition(wt.%) of SUS 304N2 A grade: G 4321 (2000)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.08 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.50 | ||
| P | - | 0.045 | ||
| S | - | 0.03 | ||
| Cr | 18.00 | 20.00 | ||
| Ni | 7.50 | 10.50 | ||
| N | 0.15 | 0.30 | ||
| Nb | - | 0.15 |
Mechanical properties of grade SUS 304N2 A G 4321 (2000)
| 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) |
|---|---|---|---|---|---|---|
| 139 (≥) | 971 (≥) | 33 | 34 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 |
Physical properties of grade SUS 304N2 A G 4321 (2000)
| 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 |
|---|---|---|---|---|---|---|---|
| 781 (≥) | 654 (≥) | 31 | 12 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 143 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 441 | 295 | 685 |
SUS 304N2 A - 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 |
|---|---|---|---|
| SUS 304N2 A | JIS | Japan | Stainless steel for building structure |
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