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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | A 213/A 213M (2011) | Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| 2 | A 240/A 240M (2012) | Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications |
| 3 | A 249/A 249M (2010) | Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes |
| 4 | A 276 (2010) | Stainless Steel Bars and Shapes |
| 5 | A 473 (2009) | Stainless Steel Forgings |
| 6 | A 666 (2010) | Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar |
| 7 | A 959 (2011) | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels |
| 8 | SAE J 405 (1998) | Chemical Compositions of SAE Wrought Stainless Steels |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | |||
| Si | 1.00 | |||
| Mn | 5.05 | 7.50 | ||
| P | 0.06 | |||
| S | 0.03 | |||
| Cr | 16.0 | 18.0 | ||
| Ni | 3.50 | 5.50 | ||
| N | 0.25 |
| Tensile strength | 810～142 | σb/MPa |
| Yield Strength | 072 | σ 0.2 ≥/MPa |
| Elongation | 18 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 359～182 | - |
| HRC | 30 | - |
| Thermal expansion | 62-88 | e-6/K |
| Thermal conductivity | 94-32 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 9298-2492 | 째C |
| Density | 3904-4876 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| 201 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 |