Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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Super Duplex Stainless Steel Pipes, EN 10216-5 1.4462 / 1.4410, UNS32760(1.4501), Pickled & Annealed, ,20ft
YUHONG GROUP deal with stainless steel seamless pipe and tube already more than 10 years, every year sell more than 80000 tons of stainless steel seamless pipe and tube. Our client already cover more than 45 countries. Our stainless steel seamless pipe and tube was width used in Mining, Energy, Petrochemical, Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc.
ANSI B16.10: B16.19 SCH 5S, SCH 10S, SCH 20, SCH 30, SCH 40S, SCH 60, SCH80S, XS, SCH 100, SCH 120, SCH160, XXS
Super Duplex Stainless Steel Pipes are high-performance pipes made from super duplex stainless steel. This material is an advanced version of duplex stainless steel, known for its enhanced properties, particularly in terms of corrosion resistance, strength, and overall durability.
With a carefully balanced chemical composition, these pipes are suitable for the most demanding applications in industries such as oil and gas, chemical processing, desalination, power generation, marine, and pulp and paper. It has enhanced mechanical properties and resistance to localized corrosion.
Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),
UNS32760(1.4501)
| STAINLESS AND DUPLEX STEEL PIPE & TUBE | OD Range | Wall Range | Max. | |||||||||
| S=Seamless W=Welded | AW=Average Wall Thk. MW=Min. Wall Thk. | Length | ||||||||||
| Specifications | Material Grade | inches | mm | inches | mm | ft. | m | |||||
| A/SA-213 | Seamless Ausenitic Alloy Steel Boiler, | TP304 | TP304L | TP304H | TP317 | TP321 | 0.125 | 3.18 | 0.016 | 0.41 AW/MW | 660 | 200 |
| SuperHeater and Heat Exchanger Tube | TP310S | TP310H | TP316H | TP317L | TP321H | TO | TO | TO | TO | |||
| U-Bending Available | TP316 | TP316L | TP316Ti | TP347 | TP347H | 6 | 152.4 | 1 | 25.4 | |||
| A/SA-249 | Welded Ausenitic Alloy Steel Boiler, | TP304 | TP316 | TP321 | TP310S | 0.25 | 6.35 | 0.016 | 0.41AW | 3280 | 1000 | |
| SuperHeater and Heat Exchanger Tube | TP304L | TP316L | TP321H | TP347H | TO | TO | TO | TO | ||||
| U-Bending Available | 6 | 152.4 | 1 | 25.4 | ||||||||
| A/SA-268 | Seamless and Welded Ferritic And | TP405 | TP409 | TP410 | TP430 | 0.25 | 6.35 | 0.02 | 0.508AW/MW | 3280 | 1000 | |
| Martensitic Stainless Steel Tube | TP439 | TP444 | TP446 | TO | TO | TO | TO | |||||
| For General Service | 6 | 152.4 | 1 | 25.4 | ||||||||
| A/SA-269 | Seamless and Welded Austenitic | TP304 | TP304L | TP304H | TP317 | TP321 | 0.125 | 3.18 | 0.016 | 0.41 AW | 3280 | 1000 |
| Stainless Steel Tube | TP310S | TP310H | TP316H | TP317L | TP321H | TO | TO | TO | TO | |||
| U-Bending or Coil Available | TP316 | TP316L | TP316Ti | TP347 | TP347H | 6 | 152.4 | 1 | 25.4 | |||
| A/SA-270 | Seamless and Welded Austenitic | TP304 | TP304L | 0.125 | 3.18 | 0.016 | 0.41 AW | 80 | 25 | |||
| Stainless Steel Sanitary Tube | TP316 | TP316L | TO | TO | TO | TO | ||||||
| 6 | 152.4 | 0.2 | 5.08 | |||||||||
| A/SA-312 | Seamless and Welded Austenitic | TP304 | TP304L | TP304H | TP317 | TP321 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 |
| Stainless Steel Pipe | TP310S | TP310H | TP316H | TP317L | TP321H | TO | TO | TO | TO | |||
| Square/Round Pipe and Tube Avilable | TP316 | TP316L | TP316Ti | TP347 | TP347H | |||||||
| TP309S | TP316LN | TP347HFG | TP347LN | TP348H | 3600 | 2.5 | 63.5 | |||||
| A/SA-358 | Welded Austenitic | TP304 | TP304L | TP321 | 1 | 25.4 | 0.05 | 1 AW | 50 | 15 | ||
| Stainless Steel Pipe | TP316 | TP316L | TP321H | TO | TO | TO | TO | |||||
| For high temperature | 3600 | 2.5 | 63.5 | |||||||||
| A/SA-511 | Seamless | TP304 | TP304L | TP304H | TP317 | TP321 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 |
| Stainless Steel Pipe and Tube | TP310S | TP310H | TP316H | TP317L | TP321H | TO | TO | TO | TO | |||
| Square/Round Pipe and Tube Avilable | TP316 | TP316L | TP316Ti | TP347 | TP347H | 48 | 1219 | 2.5 | 63.5 | |||
| A/SA-554 | Welded | TP304 | TP304L | 0.5 | 12.7 | 0.016 | 0.41 AW | 50 | 15 | |||
| Stainless Steel Mechanical Tubing | TP316 | TP316L | TO | TO | TO | TO | ||||||
| 6 | 152.4 | 0.1 | 2.5 | |||||||||
| A/SA-778 | Welded , Un-Annealed | TP304 | TP304L | TP321 | 1 | 25.4 | 0.05 | 1 AW | 50 | 15 | ||
| Austenitic Stainless Steel Pipe | TP316 | TP316L | TP321H | TO | TO | TO | TO | |||||
| 3600 | 1 | 25.4 | ||||||||||
| A/SA-789 | Seamless and Welded Ferritic And | S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 | 0.508AW/MW | 80 | 25 | ||
| Austenitic Stainless Steel Tube | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
| U-Bending Available | 6 | 152.4 | 0.5 | 12.7 | ||||||||
| A/SA-790 | Seamless and Welded Ferritic And | S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 | 0.508AW/MW | 80 | 25 | ||
| Austenitic Stainless Steel Pipe | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
| 3600 | 2.5 | 63.5 | ||||||||||
| A/SA-928 | Ferritic/Austenitic (Duplex) Stainless Steel Pipe | S31803 | S32205 | S31500 | 0.25 | 6.35 | 0.02 | 0.508AW/MW | 80 | 25 | ||
| Electric Fusion Welded with | S32750 | S32760 | S32304 | TO | TO | TO | TO | |||||
| Addition of Filler Metal | 3600 | 2.5 | 63.5 | |||||||||
| JIS-G3459 | Stainless Steel Pipe and Tube | SUS304 | SUS304L | SUS321 | 1 | 25.4 | 0.05 | 1 AW | 50 | 15 | ||
| SUS316 | SUS316L | SUS316Ti | TO | TO | TO | TO | ||||||
| SUS347 | SUS317 | SUS347 | 48 | 1219 | 2 | 50.8 | ||||||
| JIS-G3463 | Stainless Steel Boiler and | SUS304 | SUS304L | SUS321 | 0.125 | 3.18 | 0.016 | 0.41 AW/MW | 80 | 25 | ||
| Heat Exchanger Tube | SUS316 | SUS316L | SUS316Ti | TO | TO | TO | TO | |||||
| U-Bending Available | SUS347 | SUS317 | SUS347 | 6 | 152.4 | 1 | 25.4 | |||||
| GOST 9941-81 | Seamless | 08X18H10 | 03X18H11 | 12X18H10 | 03X17H14M2 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 | |
| Stainless Steel Pipe and Tube | 08X17H14M2 | 12X18H20T | 08X18H10T | 12X18H11T | TO | TO | TO | TO | ||||
| U-Bending Available | 08X18H10 | 03X18H11 | 12X18H10 | 03X17H14M2 | ||||||||
| 08X17H14M2 | 12X18H20T | 08X18H10T | 12X18H11T | 48 | 1219 | 2.5 | 63.5 | |||||
| EN 10216-5 | Seamless | 1.4301 | 1.4306 | 1.4307 | 1.4571 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 | |
| Stainless Steel Pipe and Tube | 1.4948 | 1.4401 | 1.4404 | 1.4541 | TO | TO | TO | TO | ||||
| 1.4940 | 1.4550 | 1.4912 | 1.4845 | |||||||||
| 1.4462 | 1.4539 | 1.4438 | 1.4501 | 48 | 1219 | 2 | 50 | |||||
| DIN17456 | Seamless | 1.4301 | 1.4306 | 1.4307 | 1.4571 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 | |
| Circular Austenitic | 1.4948 | 1.4401 | 1.4404 | 1.4541 | TO | TO | TO | TO | ||||
| Stainless Steel Pipe and Tube | 1.4940 | 1.4550 | 1.4912 | 1.4845 | ||||||||
| For General Service | 1.4462 | 1.4539 | 1.4438 | 1.4501 | 48 | 1219 | 2 | 50 | ||||
| DIN17457 | Welded Circular Austenitic | 1.4301 | 1.4306 | 1.4307 | 0.5 | 12.7 | 0.016 | 0.41 AW | 50 | 15 | ||
| Stainless Steel Pipe and Tube | 1.4401 | 1.4404 | 1.4541 | TO | TO | TO | TO | |||||
| For Special requirments | 48 | 1219 | 2 | 50 | ||||||||
| DIN17458 | Seamless | 1.4301 | 1.4306 | 1.4307 | 1.4571 | 0.5 | 12.7 | 0.016 | 0.41 AW | 80 | 25 | |
| Circular Austenitic | 1.4948 | 1.4401 | 1.4404 | 1.4541 | TO | TO | TO | TO | ||||
| Stainless Steel Pipe and Tube | 1.4940 | 1.4550 | 1.4912 | 1.4845 | ||||||||
| For General Service | 1.4462 | 1.4539 | 1.4438 | 1.4501 | 48 | 1219 | 2 | 50 | ||||
Chemical Composition
| Grade | C max | Si max | Mn max | P max | S max | Cr | Ni | Mo | N |
| UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
| UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| UNS S31500 | 0.030 | 1.0 | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 |
Physical Properties
| Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC |
| UNS S32750 | 550 | 800 | 15 | 20 |
| UNS S31803 | 450 | 620 | 25 | 20 |
| UNS S31500 | 440 | 630 | 30 | 20 |
Duplex Stainless Steel Pipe Application:
