1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 Enquiry | Print this page
AFNOR 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 Details
AFNOR 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 | Austenitic-Ferritic(Duplex steel) | France - AFNOR , NF EN 10028-7 - Flat products made of steels for pressure purposes - Part 7: Stainless steels NF EN 10088-1 - Stainless steels - Part 1: List of stainless steels NF EN 10088-2 - Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes 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 NF EN 10088-4 - Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes 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 NF EN 10216-5 (2004) - Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes NF EN 10217-7 - Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes NF EN 10222-5 - Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels NF EN 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels NF EN 10253-3 - Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements NF EN 10253-4 - Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements NF EN 10272 - Stainless steel bars for pressure purposes NF EN 10296-2 (2005) - Welded circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel NF EN 10297-2 (2005) - Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.030 | ||
| Si | - | 1.00 | ||
| Mn | - | 2.00 | ||
| P | - | 0.035 | ||
| S | - | 0.015 | ||
| Cr | 24.00 | 26.00 | ||
| Mo | 3.00 | 4.50 | ||
| Ni | 6.00 | 8.00 | ||
| N | 0.20 | 0.35 |
Mechanical properties of grade 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 NF EN 10028-7
Yield Strength,Rp 0.2(MPa)
| Condition | Min | Max | Similar | Note |
|---|---|---|---|---|
| 530 |
Tensile Strength,Rm(MPa)
| Condition | Min | Max | Similar | Note |
|---|---|---|---|---|
| 730 | 930 |
Impact,Kv/Ku(J)
| Condition | Min | Max | Similar | Note |
|---|
Elongation,A(%)
| Condition | Min | Max | Similar | Note |
|---|---|---|---|---|
| 25 |
Reduction of area,(%)
| Condition | Min | Max | Similar | Note |
|---|
Hardness
| Condition | Type | Min | Max | Similar | Note |
|---|---|---|---|---|---|
| HB | 290 |
Physical properties of grade 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 NF EN 10028-7
| Modulus of elasticity - E | Note |
|---|---|
| 100℃ 194 GPa | |
| Modulus of elasticity - E | Note |
| 200℃ 186 GPa | |
| Modulus of elasticity - E | Note |
| 300℃ 180 GPa |
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
Super Duplex steels also find applications in the chemical, paper, cryogenic and power industries for parts and subassemblies such as pumps, shafts, bushes, aerial constructions, heat exchangers, coolers, chemical transport pipelines, special tanks, valves, snd screws.
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| 1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4 | AFNOR | France | Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel |