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As with many of the duplex grades, S32750 also offers high strength and excellent resistance to chloride stress corrosion cracking, while the molybdenum and nitrogen levels enhance the pitting, crevice and general corrosion resistance.Stainless steel Super Duplex 2507 is designed to handle highly corrosive conditions and situations were high strength is required.
Grade | C≤ | Mn≤ | P≤ | S≤ | Si≤ | Ni | Cr | Mo | N | Cu≤ |
S32750 | 0.03 | 1.20 | 0.035 | 0.02 | 0.80 | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24-0.32 | 0.5 |
Grade | Tensile, min, ksi[MPa] | Yield, min, ksi[MPa] | Elongation, %(min) | Hardness, HB(max) |
S32750 | 116 [795] | 80 [550] | 15 | 310 |
Density: 7.81 g/cm3
Super Duplex 1.4410 Equivalent Grades
STANDARD | WERKSTOFF NR. | UNS | EN |
Super Duplex S32750 | 1.4410 | S32750 | X2CrNiMoN25-7-4 |
Super Duplex 1.4410 ASTM Specifications
Pipe | Tube | Pipe | Sheet/Plate | Bar /Rod | Forging /Flange | BW Fittings |
ASTM A790 | ASTM A789 | ASTM A928 | ASTM A240 | ASTM A276/A479 | ASTM A182 | ASTM A815 |
Super Duplex 1.4410 Application:
Oil and gas industry equipment
Offshore platforms, heat exchangers, underwater equipment, fire-fighting equipment
Chemical processing industry, pipeline
Desalination plants, high pressure reverse osmosis plants and subsea pipelines
Mechanical parts (high-strength, corrosion-resistant parts)
Energy industry FGD system, industrial washing system, absorption tower