| Specifications | Astm, Asme, Din, Nfa, Jis |
|---|---|
| Thickness | 4.0mm, 100mm |
| Pipes Size | 1/8” Nb, 24” Nb, 1/4” Od, 24” Od Sizes |
| Tubes Size | 1/2″ Od, 8″ Od |
| Length: | Cut Length, Fix Length, Single Random, Double Random, Required Length |
| End | Plain End, Beveled End, Threaded |
Premium Duplex Steel Pipes Supplier in Oman – ASTM A790 UNS S32205 & S32750 Grades
Tirox Steel India is a trusted Duplex Steel Pipe Supplier in Oman, offering pipes with high strength as well as corrosion resistance. Duplex steel pipes are generally renowned as piping that can work in severe conditions like offshore platforms, chemical plants, desalination units and oil and gas industries. The pipes have a balanced design that is more resistant to stress corrosion cracking and survives longer than the traditional stainless steel pipes. By keeping high standards of quality, correct sizing, and dependable finishing, we are able to make sure that our duplex steel pipes are up to the international standards and may be used in the harsh conditions of industrial applications.
| Grade (Equivalent) | Chromium (Cr %) | Nickel (Ni %) | Molybdenum (Mo %) | Tensile Strength | Yield Strength | Hardness |
|---|---|---|---|---|---|---|
| Duplex Steel UNS S31803 (EN 1.4462 / ASTM A790 S31803) | 21.0–23.0 | 4.5–6.5 | 2.5–3.5 | 620 MPa Min | 450 MPa Min | 290 HB Max |
| Duplex Steel UNS S32205 (EN 1.4462 / ASTM A790 S32205) | 22.0–23.0 | 4.5–6.5 | 3.0–3.5 | 655 MPa Min | 450 MPa Min | 290 HB Max |
| Lean Duplex Steel UNS S32101 (EN 1.4162 / ASTM A789 S32101) | 21.0–22.0 | 1.35–1.70 | 0.10–0.80 | 650 MPa Min | 450 MPa Min | 290 HB Max |
| Lean Duplex Steel UNS S32304 (EN 1.4362 / ASTM A789 S32304) | 21.5–24.5 | 3.0–5.5 | 0.05–0.60 | 600 MPa Min | 400 MPa Min | 290 HB Max |
| Super Duplex Steel UNS S32750 (EN 1.4410 / ASTM A790 S32750) | 24.0–26.0 | 6.0–8.0 | 3.0–5.0 | 795 MPa Min | 550 MPa Min | 310 HB Max |
| Super Duplex Steel UNS S32760 (EN 1.4501 / ASTM A790 S32760) | 24.0–26.0 | 6.0–8.0 | 3.0–4.0 | 750 MPa Min | 550 MPa Min | 310 HB Max |
Type of Sub-products
Frequently Asked Questions
What standards do Duplex Steel Pipes follow?
Which Duplex Steel grades are available?
Where are Duplex Steel Pipes used?
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How can I request a quotation for Duplex Steel Pipes?
Countries We Export
Oman
Industries We Serve
Sugar
Oil And Gas Industries
Paper Mill
Power Plant
Bridge And Building
Aerospace Industries
Automobile Industry
Electrical Industry
Defense Industry
Construction & Fabrications
Ring Man Units
Railways

Gasket Industry
Pharmaceuticals Industry
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