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Olwan Nickel Alloys, based in Amman, Jordan, is a premier manufacturer and supplier of high-performance metal products, offering top-quality **Super Duplex Steel Pipes** engineered for the most demanding industrial applications. The company is renowned for precision manufacturing, strict quality control, and adherence to international standards. Olwan Nickel Alloys provides pipes that combine exceptional corrosion resistance, high strength, and long-term durability, making them suitable for extreme environments. Serving industries such as oil and gas, petrochemical, marine, desalination, and chemical processing, the company ensures that every Super Duplex Steel Pipe delivers reliable performance, structural integrity, and superior service life.
Super Duplex Steel Pipes are primarily composed of 24–26% chromium, 6–7% nickel, 3–4% molybdenum, with nitrogen and trace elements, forming a ferritic-austenitic microstructure. This composition ensures outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. Mechanically, the pipes provide high tensile and yield strength, excellent toughness, and dimensional stability under high pressure and temperature. Their combination of corrosion resistance, fatigue strength, and durability makes them suitable for critical piping systems in harsh industrial, offshore, and marine environments.
|
Standard |
: |
ASTM A790 / ASME SA 790 |
|
Type |
: |
Seamless Pipes |
|
Grade |
: |
UNS S32750, UNS 32760 & UNS S32950 |
|
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 |
|
Super Duplex Pipe |
0.030 max |
1.20 max |
0.80 max |
0.035 max |
0.020 max |
24.00 – 26.00 |
3.00 – 5.00 |
6.00 – 8.00 |
0.24 – 0.32 |
|
UNS No |
Grade |
Proof Stress 0.2% (MPa) |
Tensile Strength (MPa) |
Elongation A5(%) |
Hardness Max |
|
|
HB |
HRB |
|||||
|
Super Duplex Steel Pipe |
2507 |
550 |
795 |
15 |
310 |
32* |
Super Duplex Steel Pipes are extensively used in industries requiring high-strength, corrosion-resistant piping solutions. In oil and gas, they are essential for subsea pipelines, offshore platforms, and refinery operations, resisting chloride-induced corrosion. Petrochemical and chemical pla
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Super Duplex Steel Pipes are extensively used in industries requiring high-strength, corrosion-resistant piping solutions. In oil and gas, they are essential for subsea pipelines, offshore platforms, and refinery operations, resisting chloride-induced corrosion. Petrochemical and chemical pla