Our factory produces and supplies a wide range of Stainless steel seamless pipes in super duplex stainless steel grades:
▪ Standard:
- ASTM A789,ASTM A790
- EN 10216-5 TC1 / TC2
- PED 97/23/EC, AD 2000
- NACE MR0175/ISO 15156
▪ Steel Grades:
UNS Steel grades: S32760,S32750, 904L etc
Super Duplex steel in EN /DIN grades: 1.4510, 1.4539
▪ Delivery condition:
Super Duplex steel pipe usually is delivered in Bright annealed, Solution annealed and pickled, Polished conditions.
▪ Size Range:
Outer Diameter: 6 mm to 273mm;
Wall thickness: 0.5 mm - 20 mm
▪ Applications:
Super duplex pipes are mainly applied in High corrosion environments,spot corrosion and stress corrosion, mainly used in sea water environment, petrol-chemical industry, fertilizer, oil refining, petrol and gas industry, pulp & paper industry, energy and environment protection industry, and so on.