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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | GB/T 14992 (2005) | Classification and designation for superalloys and high temperature intermetallic materials |
| 2 | GB/T 14993 (1994) | Hot-rolled heat-resisting superalloy bars for rotating parts |
| 3 | GB/T 14995 (2010) | Hot-rolled superalloy sheets |
| 4 | GB/T 14996 (2010) | Cold-Rolled heat-resisting superalloy sheets |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.08 | |||
| Cr | 12.0 | 16.0 | ||
| Mo | 1.50 | 2.50 | ||
| Ni | 38.0 | 42.0 | ||
| W | 3.50 | 4.50 | ||
| Al | 1.80 | 2.80 | ||
| Ti | 2.30 | 2.80 | ||
| Si | 0.60 | |||
| Mn | 0.60 | |||
| P | 0.020 | |||
| S | 0.010 | |||
| B | 0.01 | |||
| Ce | 0.02 | |||
| Zr | 0.05 |
| Tensile strength | 553～359 | σb/MPa |
| Yield Strength | 104 | σ 0.2 ≥/MPa |
| Elongation | 37 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 017～334 | - |
| HRC | 30 | - |
| Thermal expansion | 29-28 | e-6/K |
| Thermal conductivity | 19-54 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 0345-5113 | 째C |
| Density | 3687-1020 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| GH2302 Stainless Steels | Round Bar and Hollow Bar | Φ1 to Φ2000 |
| Square and Flat Steel | Φ10 to Φ100 | |
| Plate and Sheet | 0.08-800(Thickness)*10-1500(Width)*Length | |
| Tube or Pipe | OD:Φ4-410; WT:1-35 mm; Lenght:10-12000 | |
| Coil and Strip Steel | THK:0.1mm Width:1500mm | |
| Forged | Ring/Cylindrical/Disk |