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AISI S41400 Details
AISI S41400 Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | S41400 | Martensite | USA - AISI , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Mn | - | 1.00 | ||
| Si | - | 1.00 | ||
| P | - | 0.04 | ||
| S | - | 0.03 | ||
| Cr | 11.50 | 13.50 | ||
| Ni | 1.25 | 2.50 | ||
| Mo | - | - |
Martensitic Chromium Stainless Steel
| 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) |
|---|---|---|---|---|---|---|
| 388 (≥) | 393 (≥) | 42 | 43 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
| 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 |
|---|---|---|---|---|---|---|---|
| 628 (≥) | 341 (≥) | 21 | 41 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 735 | 527 | 288 |
| 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 |
|---|---|---|---|
| GH4141 | GB | China | Iron-based superalloy |
| GH4145 | GB | China | Nickel-base superalloy |
| GH4146 | GB | China | Nickel-base superalloy |
| A 276 S41400 | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 S41400 | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 473 S41400 | SAE | USA | Stainless Steel Forgings |
| A 580 S41400 | SAE | USA | Stainless Steel Wire |
| S41400 | AISI | USA | Martensitic Chromium Stainless Steel |
| A 276 S41425 | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 S41425 | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 473 S41425 | SAE | USA | Stainless Steel Forgings |
| A 479 S41425 | SAE | USA | Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels |
| A 565 S41425 | SAE | USA | Martensitic Stainless Steel Bars for High-Temperature Service |
| A 959 S41425 | SAE | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| S41425 | AISI | USA | Martensitic Chromium Nickel Molybdenum Nitrogen Stainless Steel |
| SA-479 S41425 | AMS | USA | Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels |
| NV7(4140) | UNS | USA | Steel for intake valves |
| H41400 | AISI | USA | Steel for intake valves |
| 1.2414 | DIN | Germany | Alloyed W steel |
