Flangia piana 01A INOX AISI 304 / Flat flange 01A INOX AISI 304
Material Specification: X5CrNi18-10 (1.4301)
| Grade |
X5CrNi18-10 |
| Number |
1.4301 |
| Classification |
Austenitic stainless steel |
| Density |
7.9 g/cm³ |
Applicable Standards
- EN 10088-2:2005 - Stainless steels for general purposes (sheet/plate and strip)
- EN 10088-3:2005 - Stainless steels for general purposes (semi-finished products, bars, rods, wire, sections)
- EN 10028-7:2007 - Flat products for pressure purposes
- EN 10222-5:2000 - Steel forgings for pressure purposes
- EN 10151:2003 - Stainless steel strip for springs
- EN 10216-5:2014 - Seamless steel tubes for pressure purposes
- EN 10217-7:2005 - Welded steel tubes for pressure purposes
- EN 10296-2:2005 - Welded circular steel tubes for mechanical engineering
- EN 10253-3:2008 - Butt-welding pipe fittings (without specific inspection)
- EN 10253-4:2008 - Butt-welding pipe fittings (with specific inspection)
- EN 10269:1999 - Steels and nickel alloys for fasteners
- EN 10272:2007 - Stainless steel bars for pressure purposes
- EN 10263-5:2001 - Steel for cold heading and cold extrusion
- EN 10250-4:2000 - Open steel die forgings
- EN 10297-2:2005 - Seamless circular steel tubes for mechanical engineering
- EN 10088-4:2009 - Stainless steels for construction purposes (sheet/plate and strip)
- EN 10088-5:2009 - Stainless steels for construction purposes (bars, rods, wire, sections)
Chemical Composition (%) - EN 10088-2:2005
Note: Particular ranges of sulphur content may provide improvement of specific properties:
- Machinability: 0.015% to 0.030% sulphur recommended
- Weldability: 0.008% to 0.030% sulphur recommended
- Polishability: 0.015% max sulphur recommended
Elements not listed shall not be intentionally added without purchaser agreement.
| Element |
Content |
| C |
max 0.07 |
| Si |
max 1 |
| Mn |
max 2 |
| Ni |
8 - 10.5 |
| P |
max 0.045 |
| S |
max 0.015 |
| Cr |
17.5 - 19.5 |
| N |
max 0.11 |
Mechanical Properties
| Property |
Condition |
Value |
| Tensile Strength (MPa) |
+A |
500-750 |
| +AT |
500-700 |
| +AT+C |
780-820 |
| 0.2% Proof Strength (MPa) |
+AT |
195 |
| +A |
190-235 |
| Impact Energy (J) |
Transverse, +A (+20°C) |
60 |
| Transverse, +A (-196°C) |
60 |
| Longitudinal, +A (+20°C) |
100 |
| Elongation at Fracture (%) |
+A |
35-45 |
| Longitudinal, +AT |
40 |
| Hardness |
Condition |
Value |
| Vickers (HV) |
+CR |
220 - 450 |
| Brinell (HB) |
+A |
215 |
| Brinell (HB) |
+AT |
200 |
Material Properties
Resistance to intergranular corrosion:
In delivery condition - yes; In sensitized condition - no
Important: Steel shall not be applied at metal temperatures lower than -196°C
Equivalent Grades (Reference Only)
Warning: Equivalent grades are for reference only within EU
| EN |
USA |
Germany (DIN, WNr) |
Japan (JIS) |
France (AFNOR) |
| X5CrNi18-10 |
304, 304N |
1.4301, X5CrNi18-9 |
SUS304 |
X5CrNi18-10, Z5CN18-09, Z6CN18-09, Z7CN18-09 |
| England (BS) |
Italy (UNI) |
China (GB) |
Sweden (SS) |
Poland (PN) |
| 304S15, 304S31 |
X5CrNi18-10 |
0Cr18Ni9 |
2333, 2333-02 |
0H18N9 |
| Czechia (CSN) |
Finland (SFS) |
Austria (ONORM) |
Russia (GOST) |
|
| 17240 |
725 |
X5CrNi18-10S |
08KH18N10 |
|