Welding of duplex stainless steel pipe with good performance
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 4000 m.t./month
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Detail infomation
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)
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 |
Supplementary Testing :
we also carry out on the manufactured products supplementary testing.
Radiography Testing |
Macro Testing |
Liquid Penetrate testing |
- Q: Can stainless steel pipes be used for gas transportation?
- Indeed, gas transportation can indeed make use of stainless steel pipes. Stainless steel, known for its resistance to corrosion, possesses the ability to endure high-pressure circumstances. This characteristic makes it suitable for the conveyance of diverse gases such as natural gas, propane, and hydrogen. The strength, durability, and ability to withstand extreme temperatures exhibited by stainless steel pipes render them an unquestionably dependable choice for gas transportation. Moreover, the non-reactive nature of stainless steel guarantees the preservation of gas integrity and reduces the likelihood of contamination. All in all, the gas industry extensively employs stainless steel pipes due to their reliable nature, safety, and prolonged lifespan.
- Q: Can stainless steel pipes be used for pharmaceutical processing equipment?
- Yes, stainless steel pipes can be used for pharmaceutical processing equipment. Stainless steel is highly resistant to corrosion, easy to clean, and has excellent hygiene properties, making it a suitable material for pharmaceutical applications where cleanliness and sterility are crucial.
- Q: Can stainless steel pipes be passivated?
- Yes, stainless steel pipes can be passivated. Passivation is a process that removes contaminants from the surface of stainless steel and forms a protective oxide layer, enhancing its corrosion resistance. This process is commonly used in various industries to ensure the long-term durability and performance of stainless steel pipes.
- Q: Can stainless steel pipes be used for food processing equipment?
- Yes, stainless steel pipes can be used for food processing equipment. Stainless steel is a popular material in the food industry due to its corrosion resistance, durability, and hygienic properties. It does not react with food or beverages, ensuring that there is no contamination or alteration of the product. Stainless steel pipes are also easy to clean and maintain, making them ideal for use in food processing equipment where cleanliness and food safety are paramount. Additionally, stainless steel is able to withstand high temperatures and pressures, which is often necessary in food processing operations. Overall, stainless steel pipes are a suitable choice for food processing equipment and are widely used in the industry.
- Q: How do stainless steel pipes compare to PVC pipes?
- Stainless steel pipes are generally more durable, have higher heat resistance, and are better suited for high-pressure applications compared to PVC pipes. While PVC pipes are lightweight, cost-effective, and easier to install, they are prone to cracking, chemical reactions, and may not be suitable for certain environments. Therefore, the choice between stainless steel and PVC pipes depends on the specific needs of the application.
- Q: Can stainless steel pipes be used for drinking water systems?
- Indeed, drinking water systems can utilize stainless steel pipes. Stainless steel, being an exceedingly durable and corrosion-resistant substance, is well-suited for deployment within plumbing systems. Furthermore, its non-reactive nature prevents the release of harmful chemicals into the water. Moreover, stainless steel pipes are effortlessly cleaned and maintained, thus minimizing the likelihood of bacterial proliferation and guaranteeing the safety and excellence of the drinking water.
- Q: Can stainless steel pipes be used for hydrogen fuel cell systems?
- Yes, stainless steel pipes can be used for hydrogen fuel cell systems. Stainless steel is highly resistant to corrosion, making it a suitable material for transporting hydrogen gas, which can be corrosive. Additionally, stainless steel offers good strength and durability, making it a reliable choice for fuel cell systems.
- Q: Can stainless steel pipes be used for underground installations?
- Indeed, underground installations can certainly utilize stainless steel pipes. Renowned for its exceptional resistance to corrosion, stainless steel proves to be a fitting option for environments below the surface where moisture and chemicals abound. Moreover, its immense durability allows it to endure and thrive amidst harsh conditions, rendering it an unwavering choice for underground installations. Not only that, stainless steel pipes boast remarkable strength and an ability to resist cracking or harm, thus ensuring the longevity of the installation. In summary, owing to their corrosion resistance, durability, and strength, stainless steel pipes remain a highly preferred selection for underground applications.
- Q: Can stainless steel pipes be used in extreme weather conditions?
- Yes, stainless steel pipes can be used in extreme weather conditions. Stainless steel is known for its corrosion resistance and durability, making it suitable for various environments, including harsh weather conditions. It can withstand extreme temperatures, high humidity, heavy rainfall, and exposure to saltwater or chemicals, making it a reliable choice for piping systems in such conditions.
- Q: Can stainless steel pipes be welded to other materials?
- Yes, stainless steel pipes can be welded to other materials. However, it is important to consider the compatibility of the materials being welded together and ensure proper welding techniques are used to achieve a strong and reliable joint.
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Welding of duplex stainless steel pipe with good performance
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 4000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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