USA ASME MIL-DTL-23196E , MIL-P-1144D , MIL-S-23196 , MIL-T-8504B , MIL-T-8506A , 304 Specialsteel Steel plate, corrosion resistant, austenitic (UNS S30400, S30403, S31600, S34700, and S34800) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 304 | Austenite | ASME | USA | Steel plate, corrosion resistant, austenitic (UNS S30400, S30403, S31600, S34700, and S34800) | 
| C | Si | Mn | P | S | Cr | Ni | N | 
|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.0 -20.0 | 8.00 -10.5 | ≤0.10 | 
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) | 
|---|---|---|---|---|---|---|
| 979 (≥) | 319 (≥) | 41 | 22 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 | 
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν | 
|---|---|---|---|---|---|---|---|
| 23 | - | - | 0.42 | - | |||
| 179 | 456 | - | 11.3 | 224 | - | ||
| 115 | - | 12 | 41.2 | 431 | 243 | 
Heat treated : 1348°C - 1356°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| 304 | |||
| S30400 | |||
| 304L | |||
| S30403 | |||
| 304H | |||
| S30409 | |||
| S30415 | |||
| S30430 | |||
| S30432 | |||
| 304N | |||
| S30451 | |||
| S30452 | |||
| 304HN | |||
| S30452 | |||
| 304LN | |||
| S30453 | |||
| 304LHN | |||
| S30454 | |||
| 2304 | |||
| S32304 | 
| MIL-DTL-23196E | Steel plate, corrosion resistant, austenitic (UNS S30400, S30403, S31600, S34700, and S34800) | MIL-DTL-23196E-.pdf | 
| MIL-P-1144D | Pipe, corrosion-resistant, stainless steel, seamless or welded | MIL-P-1144D-.pdf | 
| MIL-S-23196 | Steel plate, corrosion resistant, austenitic (UNS S30400, S30403, S31600, S34700, and S34800) | MIL-S-23196-.pdf | 
| MIL-T-8504B | Tubing, steel, corrosion-resistant (304), aerospace vehicle hydraulic systems, annealed, seamless and welded | MIL-T-8504B-.pdf | 
| MIL-T-8506A | Tubing, steel, corrosion-resistant, (304) annealed, seamless and welded | MIL-T-8506A-.pdf | 
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