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AISI AISI440F Details
AISI AISI440F Standard Download
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | AISI440F | USA - AISI , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| c | 0.95 | 1.2 | ||
| Si | - | 1 | ||
| Mn | - | 1.25 | ||
| P | - | 0.04 | ||
| S | 0.10 | 0.35 | ||
| Cr | 16 | 18 | ||
| Ni | - | 0.75 | ||
| Mo | 0.4 | 0.6 | ||
| N | - | 0.08 |
| 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) |
|---|---|---|---|---|---|---|
| 711 (≥) | 488 (≥) | 12 | 32 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 423 |
| 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 |
|---|---|---|---|---|---|---|---|
| 124 (≥) | 751 (≥) | 31 | 22 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 945 | 517 | 143 |
| 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 |
| Grade | Standard | Country | Application |
|---|---|---|---|
| A 582 S44020 | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars |
| S44020 | AISI | USA | Martensitic Chromium Free Machining Stainless Steel |
| A 582 S44023 | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars |
| S44023 | AISI | USA | Martensitic Chromium Selenium Bearing Free Machining Stainless Steel |
| A 582 S44020 | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars |
| S44020 | AISI | USA | Martensitic Chromium Free Machining Stainless Steel |
| A 582 S44023 | SAE | USA | Standard Specification for Free-Machining Stainless Steel Bars |
| S44023 | AISI | USA | Martensitic Chromium Selenium Bearing Free Machining Stainless Steel |
| SUS 440F | JIS | Japan | Stainless steel bars |
| STS440F | KS | Korea | Stainless steel bars |
| 440F | CNS | China | Stainless steel bars |
| AISI440F | AISI | USA | AISI440F |
| AISI440F Se | AISI | USA | AISI440F Se |