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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | NF A 36-607 | Austenitic stainless steel parts obtained by flat die forging or drop forging for boilers and pressure vessels. Grade and types |
| 2 | NF A 35-559 | Iron and steel. Heat treatable special steels and stainless steels for externally threaded fasteners for use at low temperatures |
| 3 | NF A 35-573 | Stainless steels for general purposes. Plates, wide strips and strips |
| 4 | NF A 36-209 | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
| 5 | NF E 29-043 | Non alloy and alloy steel bolting for pressure equipement - Specifications |
| 6 | NF F 80-109 | Rolling stock. Recommanded steels for rolling stock construction. IX: stainless steels for general purposes |
| Material | Standard | Country |
| Z6CN18-09F | AFNOR | France |
| TUZ6CN18-09 | AFNOR | France |
| TSZ6CN18-09 | AFNOR | France |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.04 | 0.08 | ||
| Si | 0.75 | |||
| Mn | 2.00 | |||
| P | 0.040 | |||
| S | 0.015 | |||
| Cr | 17.00 | 19.00 | ||
| Mo | ||||
| Ni | 8.00 | 10.00 |
| Tensile strength | 003～907 | σb/MPa |
| Yield Strength | 913 | σ 0.2 ≥/MPa |
| Elongation | 63 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 920～227 | - |
| HRC | 30 | - |
| Thermal expansion | 35-22 | e-6/K |
| Thermal conductivity | 82-78 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 1511-7449 | 째C |
| Density | 6575-6592 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| Z6CN18-09 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 |