| Customization: | Available |
|---|---|
| After-sales Service: | Honor Integrity, Take Service as a Pride. |
| Warranty: | 1 Years |
|
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Product Name |
GB Standard UNS S31803 ASTM A789 Duplex Stainless Steel Tubes |
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Size
|
OD |
3.18-810mm |
|
Thickness |
0.2-40mm |
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|
Max Length |
50m |
|
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Process |
Cold drawn, Cold rolled |
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Usage |
Gas Industry, Oilfield, Thermal power, Oil industry, Shipbuilding, Petrochemical, Tanker, Nuclear , etc |
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Surface |
Pickling and annealing,pickling and annealing+polishing+ EP(Electricity polish) |
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End |
Plain, Beveled with caps |
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Package |
Reinforced plywood case bysted angle bar, Playwood cased Plastic bags packing, Condenser, heat exchanger tube packing, U-tube packed with wooden cases. |
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Inspection |
With Hydraulic Testing, Ultrasonic testing or X-ray Test |
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TPI |
TUV, SGS, BV, Lloyd's, etc. |
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Payment: |
L/C at sight, L/C 180 days, T/T, D/P, OA, Western Union, |
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Port of Shipment |
Shanghai port in China |
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ASTM A789 /A789M Covers Grades of nominal wall thickness, stainless steel tubing for services requiring general corrosion resistance, with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures.
ASTM A789 /A789M Stainless Steel tubes Grades S31803, S32205, S31500, S32550, S31200, S31260, S32001, S32304, S39274, S32750, S32760, S32900, S32950, S39277, S32520, S32906.
| UNS Designation |
Temperature | Quench |
| S31803 | 1870-2010 °F [1020-1100°C] | Rapid cooling in air or water |
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