AISI AISI 440F Se Enquiry | Print this page
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- » AISI 440F Se
AISI 440A
ASTM 440A
UNS S44002
AISI 440B
ASTM 440B
UNS S44003
ASTM 440C
UNS S44004
UNS S44020
AISI 440F - AISI
- USA
- Martensitic special steel
Chemical composition % of the ladle analysis of grade AISI 440F Se
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Mo(％) | Other(%) |
| 0.95-1.20 | Max 1.00 | Max 1.25 | Max 0.04 | Max 0.03 | 16.0-18.0 | Max 0.75 | Max 0.60 | Se Min 0.15 |
| 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) |
|---|---|---|---|---|---|---|
| 354 (≥) | 489 (≥) | 23 | 21 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 |
| 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 |
|---|---|---|---|---|---|---|---|
| 747 (≥) | 939 (≥) | 42 | 21 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 232 | 816 | 945 |
| 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-2 | Applied to the thermosetting plastic mold, the hardened mould as a whole |
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| A 582 S44020 | Standard Specification for Free-Machining Stainless Steel Bars |
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| S44020 | Martensitic Chromium Free Machining Stainless Steel |
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| A 582 S44023 | Standard Specification for Free-Machining Stainless Steel Bars |
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| S44023 | Martensitic Chromium Selenium Bearing Free Machining Stainless Steel |
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| A 582 S44020 | Standard Specification for Free-Machining Stainless Steel Bars |
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| S44020 | Martensitic Chromium Free Machining Stainless Steel |
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| A 582 S44023 | Standard Specification for Free-Machining Stainless Steel Bars |
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| S44023 | Martensitic Chromium Selenium Bearing Free Machining Stainless Steel |
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| SUS 440F | Stainless steel bars |
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| STS440F | Stainless steel bars |
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| 440F | Stainless steel bars |
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| AISI440F | AISI440F |
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| AISI440F Se | AISI440F Se |
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| Y1Cr18Ni9Se | Improve the machinability, ablation resistance. Suitable for automatic lathe production of rivets, screws |
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| 303Se | Stainless and heat resisting steels |
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| A 314 303Se | Stainless and heat resisting steels |
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| A 473 303 Se | Austenitic stainless steel forgings for general use |
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| A 511 MT303Se | Austenitic stainless steel forgings for general use |
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| A 581 Type 303Se | Free machining stainless and heat resisting steel wire |