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SAE A 959 Type 304L Details
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
SAE A 959 Type 304L Standard Download
A 959 Type 304L Datasheet
SAE A 959 Type 304L| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | A 959 Type 304L | Austenite | USA - SAE , A 959 (2011) - Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.030 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.045 | ||
| S | - | 0.03 | ||
| Cr | 17.50 | 19.50 | ||
| Ni | 8.00 | 12.0 |
| 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) |
|---|---|---|---|---|---|---|
| 587 (≥) | 886 (≥) | 43 | 23 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
| 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 |
|---|---|---|---|---|---|---|---|
| 194 (≥) | 429 (≥) | 22 | 43 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 341 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 192 | 125 | 821 |
| 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 |
|---|---|---|---|
| 304 L | YB | USA | Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service |
| 304L | UNS | USA | Steel, Corrosion-Resistant, Sheet, Strip, and Plate 19Cr - 9.5Ni (304L) Solution Heat Treated |
| 304L | ASME | USA | Tubing, steel, corrosion and heat resistant, for aerospace vehicle hydraulic systems assembled by brazing |
| A 167 Type 304L | SAE | USA | Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip |
| A 182 F 304L | SAE | USA | Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service |
| A 213 TP304L | SAE | USA | Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| A 240 Type 304L | SAE | USA | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| A 249 TP304L | SAE | USA | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
| A 269 TP304L | SAE | USA | Seamless and Welded Austenitic Stainless Steel Tubing for General Service |
| A 270 TP304L | SAE | USA | Seamless and Welded Austenitic Stainless Steel Sanitary Tubing |
| A 276 304L | SAE | USA | Stainless Steel Bars and Shapes |
| A 314 304L | SAE | USA | Stainless Steel Billets and Bars for Forging |
| A 336 Grade F304L | SAE | USA | Alloy Steel Forgings for Pressure and High-Temperature Parts |
| A 358 304L | SAE | USA | Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications |
| A 403 WP 304L | SAE | USA | Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings |
| A 409 TP304L | SAE | USA | Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service |
| A 473 304L | SAE | USA | Stainless Steel Forgings |
| A 478 Type 304L | SAE | USA | Chromium-Nickel Stainless Steel Weaving and Knitting Wire |
| A 479 304L | SAE | USA | Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels |
| A 493 Type 304L | SAE | USA | Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging |
