Home > Duplex Steel > Duplex Steel 2205 Tubing
At Themban Nickel Alloys, we pride ourselves on being a leading manufacturer and distributor of high-quality Duplex Steel 2205 tubing in Cape Town , South Africa. Our Duplex Steel 2205 tubing is renowned for its superior strength, excellent corrosion resistance, and durability, making it a top choice for challenging environments such as oil and gas, marine, and chemical processing industries. We are committed to delivering exceptional products that meet rigorous industry standards, ensuring reliability and performance. Trust Themban Nickel Alloys for all your Duplex Steel 2205 needs, and experience unmatched quality and service.
|
Standard |
: |
ASTM A789 /ASME SA 789 |
|
Type |
: |
Seamless Tubes |
|
Grade |
: |
UNS S31803 & UNS S32205 |
|
Size |
: |
1/2″NB TO 12 “NB IN |
|
Thickness |
: |
0.5-45mm |
|
Outer Diameter |
: |
6.0-630mm |
|
Dimensions |
: |
OD(6.0-630)*WT(0.5-45)mm |
|
Schedule |
: |
SCH20, SCH30, SCH40, STD, SCH80 |
|
Length |
: |
Single Random, Double Random & Cut Length |
|
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
|
|
2205 |
Min Max |
– 0.030 |
– 2.00 |
– 1.00 |
– 0.030 |
– 0.020 |
21.0 23.0 |
2.5 3.5 |
4.5 6.5 |
0.08 0.20 |
| Mechanical properties | Tensile,min,ksi[MPa] | Yield,min,ksi[MPa] | Elongation,%(min) | Hardness,HB(max) |
| 2205 | 95 [655] | 65 [450] | 25 | 290 |
The composition of Duplex Steel 2205 Tubing from Themba Nickel Alloys includes a balance of iron, along with 21% chromium, 5–6.5% nickel, 2.5–3% molybdenum, and trace amounts of nitrogen, manganese, and silicon. This unique mix gives the tubing remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in environments that contain chlorides and oxidizing agents. It boasts excellent mechanical properties, with a tensile strength ranging from about 620 to 880 MPa and a yield strength between 450 and 620 MPa. Plus, it offers high toughness, ductility, and fatigue resistance, ensuring it performs reliably under extreme temperatures, pressures, and chemical exposures.
Contact us to get a quick quote for your requirement.
Duplex Steel 2205 Tubing is a go-to choice in industries that need corrosion-resistant, high-strength, and durable piping solutions. It’s particularly well-suited for chemical processing plants, oil and gas pipelines, desalination facilities, heat exchangers, marine and offshore structures, and power generation systems. This tubing maintains its structural integrity, resists scaling, deformation, and corrosion, and promises long-term durability even in aggressive environments. With Themba Nickel Alloys’ Duplex Steel 2205 Tubing, you can count on safe, high-performance, and dependable solutions, making it a top pick for critical industrial applications around the world.
