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 desalination systems?
- Indeed, desalination systems can utilize stainless steel pipes. This material, known for its resistance against corrosion, can withstand the demanding conditions present in desalination processes, wherein salt and other impurities are extracted from seawater. The exceptional corrosion resistance of stainless steel renders it a prime selection for conveying the treated water, as it aids in preserving the water's purity and preventing any contamination. Furthermore, stainless steel pipes possess commendable mechanical attributes, such as strength and durability, which are indispensable for the effective operation of desalination systems.
- Q: Can stainless steel pipes be insulated with asbestos?
- No, stainless steel pipes should not be insulated with asbestos. Asbestos is a hazardous material that has been linked to serious health risks, including lung diseases and cancer. It is important to use safe and non-toxic insulation materials when insulating pipes to protect both the environment and human health.
- Q: Stainless steel seamless steel tube, ordinary seamless steel pipe, which is good?
- There are many kinds of seamless steel tubes. If you require high strength, the strength of the ordinary seamless tube is higher than that of the stainless steel
- Q: Can stainless steel pipes be used for underground irrigation systems?
- Underground irrigation systems can indeed utilize stainless steel pipes. This material, known for its durability and resistance to corrosion, proves apt for instances where the pipes come into contact with moisture and soil conditions. Due to its ability to withstand high pressure and temperature variations, stainless steel stands as a favored option for underground irrigation systems. Furthermore, its extended lifespan surpasses that of alternative materials, thereby diminishing the necessity for frequent repairs or replacements. Nevertheless, it remains crucial to guarantee proper installation and insulation of the pipes to avert potential damage caused by soil movement or external factors.
- Q: What is the average weight of a stainless steel pipe?
- The average weight of a stainless steel pipe can vary depending on its size, wall thickness, and length. Stainless steel pipes are available in different dimensions and grades, which can affect their weight. However, in general, stainless steel pipes tend to be heavier than pipes made from other materials due to the density of stainless steel. On average, a stainless steel pipe can weigh anywhere from a few kilograms to several hundred kilograms per meter, depending on the aforementioned factors. It is important to consult specific product specifications or consult with a supplier to determine the precise weight of a stainless steel pipe for a particular application.
- Q: Can stainless steel pipes withstand high temperatures?
- Yes, stainless steel pipes can withstand high temperatures due to their excellent heat resistance properties.
- Q: Why can't stainless steel be put together with carbon steel tube?
- Potential difference: the stainless steel pipe with a more positive potential and the carbon steel pipe with negative potential are even connected. The stainless steel tube is cathode, and the carbon steel tube is anode. The greater the potential difference between the two, the greater the galvanic corrosion tendency.
- Q: Are stainless steel pipes suitable for vacuum systems?
- Stainless steel pipes are ideal for vacuum systems due to their impressive qualities. Renowned for their strength, durability, and resistance to corrosion, stainless steel pipes are a top-notch choice for vacuum applications. They provide a remarkable level of leak-tightness, ensuring that the desired vacuum level is maintained without any loss. Moreover, these pipes exhibit low outgassing rates, which is vital for maintaining a pristine and contaminant-free vacuum environment. Additionally, stainless steel pipes are compatible with a wide array of gases and fluids commonly used in vacuum systems, making them a versatile material for diverse applications. In summary, stainless steel pipes are a dependable and efficient option for vacuum systems, thanks to their outstanding mechanical properties and resistance to both internal and external factors that may impact vacuum performance.
- Q: Can stainless steel pipes be used in harsh environments?
- Indeed, in harsh environments, stainless steel pipes can be utilized. Due to its exceptional corrosion resistance, stainless steel emerges as an optimal selection for settings that encounter challenging circumstances, including elevated temperatures, chemical exposure, and moisture. This material finds widespread application across various industries, namely oil and gas, chemical processing, marine, and wastewater treatment, where pipes confront extreme conditions and necessitate resistance against both corrosion and erosion. Moreover, the remarkable strength and durability of stainless steel pipes render them appropriate for environments afflicted with high pressure or mechanical stress. Conclusively, stainless steel pipes represent a dependable and enduring choice for deployment in harsh surroundings.
- Q: Are stainless steel pipes suitable for nuclear power plants?
- Yes, stainless steel pipes are suitable for nuclear power plants. Stainless steel is highly resistant to corrosion and can withstand high temperatures and pressures, making it an ideal material for transporting radioactive fluids in nuclear power plants.
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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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