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In different standard, duplex 2507 stainless steel has different specification, stainless steel 2507 equals as S32750, 1.4410, 022Cr25Ni7Mo4N etc. The details as the following chart:
| Grade | UNS | Euronorm | Chinese | Japanese | |
| No | No | Name | GB | JIS | |
| 2507 | S32750 | 1.4410 | 25Cr-7Ni-Mo-N | 022Cr25Ni7Mo4N | UR 47N+ |
|
| C | Si | Mn | P | S | Cr | Ni | Cu | Mo | N |
| Min | – | – | – | – | – | 24 | 6 | – | 3 | 0.24 |
| Max | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 26 | 8 | 0.5 | 5 | 0.32 |
| 0.2% Offset Yield Strength, ksi | Ultimate Tensile Strength, ksi | 1% Offset Yield Strength, ksi | Elongation in 2 inches, % | Hardness, Rockwell C | Impact Energy, ft-lbs |
| 80 min. | 116 min. | 91 min. | 15 min. | 32 max | 74 min. |
| Temperature °F | RT | 32 | -4 | -40 |
| Ft-lbs | 162 | 162 | 155 | 140 |
| Temperature °F | -76 | -112 | -148 | -320 |
| Ft-lbs | 110 | 44 | 30 | 7 |
| Temperature °F | 68 | 212 | 302 | 392 | 482 |
| 0.2% Offset Yield Strength, ksi | 80 | 65 | 61 | 58 | 55 |
| Ultimate Tensile Strength, ksi | 116 | 101 | 98 | 95 | 94 |
Good corrosion resistance: Duplex 2507 stainless steel has good resistance to some strong acids and alkalis, chloride ions and other corrosive media. High strength and hardness: Duplex 2507 stainless steel has high strength and hardness, more durable than ordinary stainless steel. Good plasticity and machinability: Duplex 2507 stainless steel has good plasticity and machinability, which can be used to manufacture tight structural parts. Excellent toughness and fatigue resistance: Duplex 2507 stainless steel has good toughness and fatigue resistance, which can be maintained for long time use.
A.Chemical processing,transport and storage
B.Oil and gas exploration and processing equipment
C.Marine and other chloride environments
D.Effluent scrubbing systems
E.Cargo tanks for ship and trucks
F.Food processing equipment
G.Etc
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