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Duplex Stainless Steel Pipe
GNEE offers an extensive line of Duplex stainless steel tubing covering a wide range of grades (2205, 2507, 2304, S31803, etc.). Featuring a duplex structure of ferrite and austenite, these pipes offer superior corrosion resistance (especially against chloride ions), high strength, excellent weldability, and good machinability. Ideal for harsh environments in chemical, marine, and oil & gas industries.
ASTM: A790/A789UNS: S31803, S32205, S32750GB: 00Cr22Ni5Mo3N
MaterialASTM A790 / ASTM A789 / EN 10216-5
Thickness0.3mm - 30mm
WidthN/A (Pipe)
Length1000mm - 6000mm or custom
MOQ1 Ton
Lead Time7-15 days
PortShanghai / Tianjin / Qingdao
Response within 24 hours
In Stock — Ready to Ship
| Material Grade | ASTM A790 / ASTM A789 / EN 10216-5 | Standard | ASTM A790 / ASTM A789 / EN 10216-5 |
| Thickness Range | 0.3mm - 30mm | Width Range | N/A (Pipe) |
| Length Range | 1000mm - 6000mm or custom | MOQ | 1 Ton |
| Lead Time | 7-15 days | Port of Shipment | Shanghai / Tianjin / Qingdao |
| C | ≤0.03 | Si | ≤1.00 |
| Mn | ≤2.00 | P | ≤0.030 |
| S | ≤0.020 | Cr | 22.0-23.0 |
| Ni | 4.5-6.5 | Mo | 3.0-3.5 |
| N | 0.14-0.20 | Tensile Strength | ≥620 MPa |
| Yield Strength | ≥450 MPa |
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