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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | GB/T 14992 (1994) | Classification and designation for superalloys and high temperature intermetallic materials |
| 2 | GB/T 14993 (1994) | Hot-rolled heat-resisting superalloy bars for rotating parts |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.12 | |||
| Cr | 15.0 | 19.0 | ||
| Mo | 4.00 | 6.00 | ||
| Ni | Remainder | |||
| W | 2.00 | 3.50 | ||
| Al | 1.00 | 1.70 | ||
| Nb | 0.50 | 1.30 | ||
| Ti | 1.90 | 2.80 | ||
| Fe | 5.0 | |||
| Si | 0.60 | |||
| Mn | 0.50 | |||
| P | 0.015 | |||
| S | 0.010 | |||
| B | 0.01 | |||
| Ce | 0.03 | |||
| Co | 14.0 | 16.0 |
| Tensile strength | 664～479 | σb/MPa |
| Yield Strength | 459 | σ 0.2 ≥/MPa |
| Elongation | 18 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 009～107 | - |
| HRC | 30 | - |
| Thermal expansion | 75-52 | e-6/K |
| Thermal conductivity | 08-89 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 7889-1655 | 째C |
| Density | 3669-6647 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| GH4043 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 |