• Duplex 2205 Seamless Pipes
Duplex 2205 Seamless Pipes

Duplex 2205 Seamless Pipes

Application Industries:
In bridges and other structural steel works
Automobile industry
Agriculture equipment
Pylons and other architectural structures
Offshore industries
Transportation equipment
Spiral Cases and penstocks in power plants


Our Duplex 2205 Seamless Pipes are usable in applications that require corrosion resistance and high strength. These Seamless Pipes can effectively resist crevice, inter-granular and pitting corrosion as well. The grade is also immune to chloride stress corrosion cracking. These grades can be welded with all standard welding methods. Our Duplex Pipes are used in Oil & Gas exploration, chemical processing, paper machines, liquor tanks and more.

Our products are known to offer amazing usability and reliability in harsh environments.

Pipe Range : 1 / 2" NB - 8" NB

Outer Diameter : 6.0-630mm

Wall Thickness : 0.3mm – 50 mm

Schedules : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

Length : Single Random, Double Random & Required Length

Specifications : ASTM A790 / ASME SA790

Types : Seamless / Welded / EFW / Fabricated

Duplex 2205S318031.4462

Chemical Composition

Ni4.50 – 6.50
Fe63.72 min
Cr22.0 – 23.0
C0.030 max
Si1.00 max
Mn2.00 max
P0.030 max
S0.020 max
N0.14 – 0.20

Mechanical Properties

Density (g/cm 3)7.805
Density (lb/in 3)0.285
Melting Point (°C)1420 – 1465
Melting Point (°F)2588 – 2669;



Contact: Ms. Cathy xie

Phone: +86 13327907677

E-mail: [email protected]

Add: Building A, East Workshop, No. 59, Tiandingshan Road, Economic Development Zone, Wenzhou, Zhejiang, China