MOQ: | 100KG |
Price: | Price is negotiated based on the required specifications and quantity |
Standard Packaging: | Standard export packaging, or packaging as required |
Delivery Period: | 5-8 working days, depending on the parameters required for negotiation |
Payment Method: | Payment Terms: Mainly T/T.. L/C, D/A, D/P, |
Supply Capacity: | 5000 tons per month |
Density | 7.93g/cm³ |
Available Sizes | Custom sizes available |
Surface Finish | Bright, Annealed & Pickled, Bright Annealed, Polished |
Production Cycle | Confirmed as needed |
Tube Types | Straight Tube, U Bend Tube, Coil Tube, Seamless Tube |
Wall Thickness Options | 2mm, 3mm, 4mm, 5mm |
Primary Applications | Petroleum, Chemical Industry, Mechanical Equipment |
2507 stainless steel seamless pipes are available with wall thicknesses ranging from 1-20mm, specifically designed for demanding applications in the aviation and chemical industries. These duplex stainless steel pipes combine ferrite and austenite phases in their microstructure, offering exceptional performance characteristics.
2205 duplex stainless steel pipes feature a balanced microstructure with 45-55% ferrite and 55-45% austenite phases. This unique composition provides:
Element | Content (%) |
---|---|
C | ≤0.030 |
Si | ≤1.00 |
Mn | ≤2.00 |
P | ≤0.030 |
S | ≤0.015 |
Ni | 4.50-6.50 |
Cr | 21.00-23.00 |
Mo | 2.90-3.50 |
N | 0.14-0.20 |
Property | Duplex 2205 | 304 | 316L | Notes |
---|---|---|---|---|
Chloride Stress Corrosion Resistance (h) | >1000 | 47 | 152 | 40% CaCl2 at 100℃ |
Pitting Resistance (PREN) | 35.4 | 18.4 | 25.9 | Higher values indicate better resistance |
Intergranular Corrosion Resistance | Excellent | Average | Good | |
Uniform Corrosion Resistance (g/(m²·h)) | 0.021 | 57 | 12.1 | 20% H2SO4 at 60℃ for 100h |
Tensile Strength (MPa) | ≥620 | ≥485 | ≥485 | 1020-1100℃ Water quenched |
Yield Strength (MPa) | ≥450 | ≥170 | ≥170 | 1020-1100℃ Water quenched |
Thermal Conductivity (W/(m·℃)) | 19 | 18 | 15 | 20-100℃ range |
2205 duplex stainless steel pipes offer excellent welding properties: