Super Duplex stainless steel. It contains 25% chromium (austenitic/ferritic), steel with 0.75% tungsten and copper. The alloy is supplied with a Pren (Pitting Resistance Equivalent) a> 40.0 which ensures high resistance to pitting corrosion. 32760/F55 combines high mechanical strength and good ductility with corrosion resistance in marine and sub-temperature environments. High resistance to abrasion, erosion and erosion of cavitation and is also used in the bitter service operation.
Special Steel 32760/F55 Applications
Petrochemical Industry
Gas industry
Marine applications
Preying vessels
Valves
Christmas tree coils
Flanges
Pipes
| Description | Value - Unit | Specification |
|---|---|---|
| Tensile strength kg/cm2 | 7593 | |
| Strength Performance | 5554 | |
| Elongation 5.08 cm | 25 |
| Description | Value - Unit | Specification |
|---|
| Element | Percentage % |
|---|---|
| Carbon - C | 0.03 max |
| Manganese - Mn | 1.00 max |
| Silicon - Yes | 1.00 max |
| Sulphur - S | 0.01 max |
| Phosphorus - P | 0.03 max |
| Chrome - Cr | 24.00 - 26.00 |
| Nickel - Ni | 6.00 - 8.00 |
| Molybdenum - Mo | 3.00 - 4.00 |
| Copper - Cu | 0.50 - 1.00 |
| Nitrogen - N | 0.20 - 0.30 |
| Tungsten - W | 0.50 - 1.00 |
| PREn - - | 40.00 max |
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