1.4507

  • S32550
  • F61

Superduplex stainless steels have a very high resistance to localized corrosion in chloride media, combined with a high mechanical strength.

Mechanical Properties

Tensile strength:760N/mm²
Yield strength 0,2% :550≥ N/mm²
Elongation:25≥ %
Hardness HB30:270≤ HB

Chemical Composition

Carbon

C

0,03% max

Silicon

Si

0,07% max

Magnese

Mn

2,0% max

Phosphorus

P

0,035% max

Sulphur

S

0,015% max

Chromium

Cr

24-26% max

Nickel

Ni

6-8% max

Nitrogen

N

0,20-0,30% max

Heat Treatment

1040°C mini followed by rapid cooling in air or water.

Marking

All material will be marked as follow:

  • Manufacturer’s name
  • Material grade
  • Size
  • Heat Number

Certification

Material will be delivered with certificate EN 10204 3.1

products

Pipes, piping material

pipes

flanges

fittings

plates

Round Bar, piping material

bars

Forged Fittings, piping material

forged fittings