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| ITEM | Standard Number | Descriptions |
|---|---|---|
| 1 | NF EN 10028-7 | Flat products made of steels for pressure purposes - Part 7: Stainless steels |
| 2 | NF EN 10088-1 | Stainless steels - Part 1: List of stainless steels |
| 3 | NF EN 10088-2 | Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes |
| 4 | NF EN 10088-3 | Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes |
| 5 | NF EN 10088-4 | Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes |
| 6 | NF EN 10088-5 | Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes |
| 7 | NF EN 10151 | Stainless steel strip for springs - Technical delivery conditions |
| 8 | NF EN 10216-5 (2004) | Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes |
| 9 | NF EN 10217-7 | Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes |
| 10 | NF EN 10222-5 | Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels |
| 11 | NF EN 10250-4 | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 12 | NF EN 10253-3 | Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements |
| 13 | NF EN 10253-4 | Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements |
| 14 | NF EN 10263-5 | Steel rod, bars and steel wire for cold heading and cold extrusion - Part 5: Technical delivery conditions for stainless steels |
| 15 | NF EN 10264-4 (2002) | Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire |
| 16 | NF EN 10269 | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
| 17 | NF EN 10270-3 | Steel wire for mechanical springs - Part 3: Stainless spring steel wire |
| 18 | NF EN 10272 | Stainless steel bars for pressure purposes |
| 19 | NF EN 10296-2 (2005) | Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| 20 | NF EN 10297-2 (2005) | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| Material | Standard | Country |
| X5CrNiMo17-12-2 | DIN | Germany |
| 1.4401 | DIN | Germany |
| X5CrNiMo-18-10 | DIN | Germany |
| X5CrNiMo17-12-2 | B.S. | UK |
| 1.4401 | B.S. | UK |
| X5CrNiMo17-12-2 | AFNOR | France |
| X5CrNiMo17-12-2 | ISO | International |
| X5CrNiMo17-12 2E | ISO | International |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.070 | |||
| Si | 1.00 | |||
| Mn | 2.00 | |||
| P | 0.045 | |||
| S | 0.015 | |||
| Cr | 16.50 | 18.50 | ||
| Mo | 2.00 | 2.50 | ||
| Ni | 10.00 | 13.00 | ||
| N | 0.11 |
| Tensile strength | 675～685 | σb/MPa |
| Yield Strength | 803 | σ 0.2 ≥/MPa |
| Elongation | 79 | δ5≥(％) |
| ψ | - | ψ≥(％) |
| Akv | - | Akv≥/J |
| HBS | 702～672 | - |
| HRC | 30 | - |
| Thermal expansion | 62-90 | e-6/K |
| Thermal conductivity | 47-75 | W/m.K |
| Specific heat | 450-460 | J/kg.K |
| Melting temperature | 7457-5381 | 째C |
| Density | 4601-8755 | kg/m3 |
| Resistivity | 0.50-0.60 | Ohm.mm2/m |
| Steel Grade | Specification | Processing range(mm) |
| 1.4401 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 |
