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| Categories | Seamless Steel Tube |
|---|---|
| Brand Name: | TORICH |
| Model Number: | ASTM A 789 ASME SA 789 |
| Place of Origin: | CHINA |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Delivery Time: | 35-45days |
| Packaging Details: | In wooden boxes or hexagonal bundles in seaworthy packing |
| Product Name: | ASTM A789 Duplex steel S31803 tube |
| Type: | Seamless |
| Alloy Or Not: | Non-alloy |
| Section Shape: | Round |
| Application: | For Boilers,Superheaters,Steam Linepipes Of Boilers |
| Keyword: | Duplex Stainless Steel Pipe |
| Grade: | ASTM A 789 ASME SA 789 |
| Standard: | ASTM A789/A789M, ASME SA789 |
| Company Info. |
| TORICH INTERNATIONAL LIMITED |
| Verified Supplier |
| View Contact Details |
| Product List |
| UNS Designation | Composition, % | ||||||||||
| C Max | Mn max | P max | S max | Si max | Ni | Cr | Mo | N | Cu | Others | |
| S31803 | 0.03 | 2 | 0.03 | 0.02 | 1 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 | . . . | . . . |
| S32205 | 0.03 | 2 | 0.03 | 0.02 | 1 | 4.5-6.5 | 22-23 | 3.0-3.5 | 0.14-0.20 | . . . | . . . |
| S31500 | 0.03 | 1.20-2.00 | 0.03 | 0.03 | 1.40-2.0 | 4.3-5.2 | 18-19 | 2.5-3.0 | 0.05-0.10 | . . . | . . . |
| S32550 | 0.04 | 1.5 | 0.04 | 0.03 | 1 | 4.5-6.5 | 24-27 | 2.9-3.9 | 0.10-0.25 | 1.50-2.50 | . . . |
| S31200 | 0.03 | 2 | 0.045 | 0.03 | 1 | 5.5-6.5 | 24-26 | 1.-2.0 | 0.14-0.20 | . . . | . . . |
| S31260 | 0.03 | 1 | 0.03 | 0.03 | 0.75 | 5.5-7.5 | 24-26 | 2.5-3.5 | 0.10-0.30 | 0.20-0.80 | W 0.10-0.50 |
| S32001 | 0.03 | 4.0-6.0 | 0.04 | 0.03 | 1 | 1.0-3.0 | 19.5-21.5 | 0.6 | 0.05-0.17 | 1.00 max | . . . |
| S32304 | 0.03 | 2.5 | 0.04 | 0.04 | 1 | 3.0-5.5 | 21.5-24.5 | 0.05-0.60 | 0.05-0.20 | 0.05-0.60 | . . . |
| S32750 | 0.03 | 1.2 | 0.035 | 0.02 | 0.8 | 6.0-8.0 | 24-26 | 3.0-5.0 | 0.24-0.32 | 0.50max | . . . |
| S32760 | 0.05 | 1 | 0.03 | 0.01 | 1 | 6.0-8.0 | 24-26 | 3.0-4.0 | 0.20-0.30 | 0.50-1.00 | W 0.50-1.00 |
| S32950 | 0.03 | 2 | 0.035 | 0.01 | 0.6 | 3.5-5.2 | 26-29 | 1.0-2.5 | 0.15-0.35 | . . . | . . . |
| S32520 | 0.03 | 1.5 | 0.035 | 0.02 | 0.8 | 5.5-8.0 | 23-25 | 3.0-5.0 | 0.20-0.35 | 0.8 | . . . |
Heat Treatment Requirements
| UNS Designation | Temperature | Quench |
| S31803 | 1870-2010 °F [1020-1100°C] | Rapid cooling in air or water |
| S32205 | 1870-2010 °F [1020-1100°C] | Rapid cooling in air or water |
| S31500 | 1800-1900 °F [980-1040°C] | Rapid cooling in air or water |
| S32550 | 1900 °F [1040°C] min | Rapid cooling in air or water |
| S31200 | 1920-2010 °F [1050-1100°C] | Rapid cooling in water |
| S31260 | 1870-2010 °F [1020-1100°C] | Rapid cooling in water |
| S32001 | 1800-1950 °F [982-1066°C] | Rapid cooling in air or water |
| S32304 | 1700-1920 °F [925-1050°C] | Rapid cooling in air or water |
| S32750 | 1880-2060 °F [1025-1125°C] | Rapid cooling in air or water |
| S32760 | 2010-2085 °F [1100-1140°C] | Rapid cooling in air or water |
| S32950 | 1820-1880 °F [990-1025°C] | Rapid cooling in water |
| S32520 | 1975-2050 °F [1080-1120°C] | Rapid cooling in air or water |
Tensile Requirements
| Grade | Tensile strength, min, ksi [MPa] | Yield strength, min ksi [MPa] | Elongation in 2 in., or 50mm, min,% | Hardness, Max Brinell |
| S31803 | 90 [620] | 65 [450] | 25 | 290 |
| S32205 | 95 [655] | 70 [485] | 25 | 290 |
| S31500 | 92 [630] | 64 [440] | 30 | 290 |
| S32550 | 110 [760] | 80 [550] | 15 | 297 |
| S31200 | 100 [690] | 65 [450] | 25 | 280 |
| S31260 | 100 [690] | 65 [450] | 25 | 290 |
| S32001 | 90 [620] | 65 [450] | 25 | 290 |
| S32304 | 100 [690] | 65 [450] | 25 | 290 |
| S32750 | 116 [800] | 80 [550] | 15 | 310 |
| S32760 | 109 [750] | 80 [550] | 25 | 300 |
| S32950 | 100 [690] | 70 [480] | 20 | 290 |
| S32520 | 112 [770] | 80 [550] | 25 | 310 |
Company Introduction:
Packaging and Delivery:
FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T
in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
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