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AISI S40300 Details
AISI S40300 Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | S40300 | Martensite | USA - AISI , |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Mn | - | 1.00 | ||
| Si | - | 0.50 | ||
| P | - | 0.04 | ||
| S | - | 0.03 | ||
| Cr | 11.50 | 13.00 | ||
| Ni | - | - | ||
| Mo | - | - |
Martensitic Stainless Steel (Hardenable by Heat Treatment)
| 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) |
|---|---|---|---|---|---|---|
| 499 (≥) | 249 (≥) | 13 | 43 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 |
| 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 |
|---|---|---|---|---|---|---|---|
| 175 (≥) | 711 (≥) | 21 | 22 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 132 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 335 | 938 | 138 |
| 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 |
|---|---|---|---|
| GH4033 | GB | China | Classification and designation for superalloys and high temperature intermetallic materials |
| GH4037 | GB | China | Classification and designation for superalloys and high temperature intermetallic materials |
| A 240 S30403 | SAE | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| A 249 S30403 | SAE | USA | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
| A 269 S30403 | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
| A 270 S30403 | SAE | USA | Seamless and Welded Austenitic Stainless Steel Sanitary Tubing |
| A 276 S30403 | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 S30403 | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 358 S30403 | SAE | USA | Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications |
| A 409 S30403 | SAE | USA | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service |
| A 473 S30403 | SAE | USA | Stainless Steel Forgings |
| A 478 S30403 | SAE | USA | Chromium-Nickel Stainless Steel Weaving and Knitting Wire |
| A 493 S30403 | SAE | USA | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
| A 580 S30403 | SAE | USA | Stainless Steel Wire |
| A 632 S30403 | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service |
| A 666 S30403 | SAE | USA | Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar |
| A 688 S30403 | SAE | USA | Welded Austenitic Stainless Steel Feedwater Heater Tubes |
| A 778 S30403 | SAE | USA | Welded, Unannealed Austenitic Stainless Steel Tubular Products |
| A 813 S30403 | SAE | USA | Single- or Double-Welded Austenitic Stainless Steel Pipe |
| A 814 S30403 | SAE | USA | Cold-Worked Welded Austenitic Stainless Steel Pipe |
