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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | GB 4238 (1992) | Heat-resisting steel sheets and plates |
| 2 | GB/T 1220 (1992) | Stainless steel bars |
| 3 | GB/T 1221 (1992) | Heat-resisting steel bars |
| 4 | GB/T 3280 (2007) | Cold rolled stainless steel sheets and plates |
| 5 | GB/T 4231 (1993) | Cold rolled stainless steel strips for springs |
| 6 | GB/T 4237 (1992) | Hot rolled stainless steel sheets and plates |
| 7 | GB/T 4239 (1991) | Cold rolled stainless steel and heat resisting steel strips |
| 8 | GB/T 4356 (2002) | Stainless steel wire rods |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.09 | |||
| Si | 1.00 | |||
| Mn | 1.00 | |||
| P | 0.035 | |||
| S | 0.030 | |||
| Ni | 6.50 | 7.75 | ||
| Cr | 16.00 | 18.00 | ||
| Al | 0.75 | 1.50 |
| Tensile strength | 922～880 | σb/MPa |
| Yield Strength | 098 | σ 0.2 ≥/MPa |
| Elongation | 36 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 763～587 | - |
| HRC | 30 | - |
| Thermal expansion | 07-39 | e-6/K |
| Thermal conductivity | 94-95 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 0806-5040 | 째C |
| Density | 5818-5721 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| 0Cr17Ni7Al 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 |
