Japan JIS G 4319 (1991), SUS 317LFB Specialsteel Stainless steel blooms and billets for forgings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | SUS 317LFB | Austenite | JIS | Japan | Stainless steel blooms and billets for forgings | 
| C | Si | Mn | P | S | Cr | Ni | Mo | N | 
|---|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 18.00 -20.00 | 11.00 -15.00 | 3.00 -4.00 | ≤ ≥ | 
| 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) | 
|---|---|---|---|---|---|---|
| 795 (≥) | 777 (≥) | 12 | 12 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 21 | - | - | 0.41 | - | |||
| 572 | 565 | - | 12.3 | 112 | - | ||
| 362 | - | 22 | 34.2 | 124 | 233 | 
Heat treated : 1731°C - 1175°C
| G 4319 (1991) | Stainless steel blooms and billets for forgings | G-4319-(1991).pdf | 
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