Incoloy 800H Nickel Alloy 20/22 Tubes
We manufacture and supply premium-grade nickel alloy pipes and tubes that meet the most stringent aerospace, chemical processing, and high-temperature industrial standards. Our product portfolio encompasses two distinct but complementary material families: pure nickel pipes compliant with AMS 5533 specifications (Nickel 200 and 201 grades), and advanced nickel-iron-chromium alloy tubes meeting ASTM B162 standards for Incoloy 800H, along with specialized Nickel Alloy 20 and 22 variants. These materials represent the pinnacle of corrosion resistance, high-temperature stability, and mechanical reliability for extreme service conditions in aerospace, chemical processing, power generation, and nuclear applications.
Product parameters
| Product name | seamless pipes, ERW pipe,EFW pipe, DSAW pipes. |
| Standard | ASME B36.10M, API 5L, ASTM A312, ASTM A213. ASTM A269, etc |
| Material | stainless steel: 304, 316, 317, 904L, 321, 304h, 316ti, 321H, 316H, 347, 254Mo, 310s, etc. |
| Super duplex steel:s31803,s32205, s32750,s32760, 1.4462, 1.4410, 1.4501, etc. | |
| Nickel alloy:inconel600, inconel 625, inconel 718, incoloy 800, incoloy 825, C276,
alloy 20, Monel 400, alloy 28 etc. |
|
| OD | 1mm-2000mm , customized. |
| Wall thickness | SCH5S SCH10S, SCH10, SCH20,SCH30, SCH40S, STD, SCH40, SCH80S, SCH80, XS, SCH60,
SCH100, SCH120,SCH140,SCH160,XXS, customized , etc |
| Length | 5.8m, 6m, 11.8m, 12m, SRL, DRL, or as required |
| Surface | Annealing, pickling, polishing, bright, sand blast,hair line, brush, satin, snow sand, titanium, etc |
| Application | Stainless steel pipe widely used in petroleum,chemical industry,electric power, boiler,high temperature resistant,
low temperature resistant, corrosion resistant., sour service, etc. |
| The size of the pipes can be made according to clients requirements. | |
| Contacts | If you have any questions, please feel free to contact me.we are sure your inquiry or requirements will get prompt attention. |
Aerospace Material Specification: Governs seamless and welded tubing
Grain Size Requirements: ASTM 5 or finer for most applications
Surface Finish: Smooth, uniform finish free from defects
Hydrostatic Testing: Required for all pressure applications
Non-Destructive Testing: Eddy current or ultrasonic per AMS 2630
Improved ductility and formability
Reduced susceptibility to intergranular corrosion
Better weldability in thick sections
Superior high-temperature stability
specification
Our comprehensive range of AMS 5533 Nickel 200/201 and ASTM B162 Incoloy 800H/Nickel Alloy 20/22 pipes and tubes represents the ultimate solution for applications demanding uncompromising performance in extreme environments. These materials combine decades of metallurgical expertise with state-of-the-art manufacturing technology to deliver products that meet the most demanding requirements of aerospace, chemical processing, power generation, and specialized industrial applications.

Packaging & Shipping
Individual Wrapping: Plastic or paper with VCI protection
End Protection: Plastic caps to prevent damage
Bundle Packaging: Hexagonal or rectangular bundling with steel straps
Weather Protection: Waterproof wrapping for outdoor storage
Identification: Permanent marking with heat numbers and specifications
Inspection
Tensile Testing: Room temperature and elevated temperature
Hardness Testing: Rockwell, Brinell, or Vickers methods
Impact Testing: Charpy V-notch at various temperatures
Creep Testing: For high-temperature alloys like 800H
Stress Rupture Testing: For long-term performance validation
Before delivery, our QC team will arrange NDT test and dimension inspection.
Also accept TPI(third party inspection).
Product description
Each product is manufactured with meticulous attention to detail, from precise chemical composition control through sophisticated heat treatment processes to comprehensive quality verification. Our commitment to excellence ensures that every pipe and tube delivers the performance, reliability, and longevity that critical applications require.
FAQ
1. What is 304 round stainless steel pipe seamless white steel pipe?
304 round stainless steel pipe seamless white steel pipe is a cylindrical pipe made of 304 grade stainless steel, seamless and with a white surface.
2. What is the difference between seamless steel pipe and welded steel pipe?
Seamless steel pipes are manufactured without any welds and have a smoother and more uniform surface. Welded steel pipe is made by welding two or more sections of steel together.
3. What are the benefits of using grade 304 stainless steel?
Grade 304 stainless steel is highly corrosion-resistant, making it suitable for a variety of applications. It also offers excellent strength and durability, good heat resistance, and is easy to clean and maintain.
4. What are the common uses of 304 round stainless steel pipe and seamless white steel pipe?
These pipes are commonly used in industries such as food processing, pharmaceutical, chemical, petrochemical, and construction. They can be used to transport fluids, gases and solids as well as in structural applications.
5. Can 304 round stainless steel pipe seamless white steel pipe be used for outdoor applications?
Yes, grade 304 stainless steel is suitable for outdoor applications as it resists corrosion caused by exposure to moisture, chemicals, and harsh weather conditions.
6. What is the maximum temperature that 304 round stainless steel pipe seamless white steel pipe can withstand?
Grade 304 stainless steel has a maximum operating temperature of approximately 870°C (1600°F), making it suitable for high temperature applications.
7. How to ensure the quality of 304 round stainless steel seamless white steel pipe?
The quality of these pipes is ensured through various tests and inspections, including chemical composition analysis, mechanical testing, dimensional inspection, and non-destructive testing methods such as ultrasonic testing.
8. Can the size and length of 304 round stainless steel seamless white steel pipe be customized?
Yes, these tubes can be customized to specific requirements in terms of size, length and even surface finish. Customization options are available to meet the diverse needs of different applications.
9. How should 304 round stainless steel seamless white steel pipes be stored?
To ensure proper storage, these tubes should be kept in a dry and clean environment, preferably indoors. They should be protected from moisture, chemicals and physical damage during storage.
10. Are there any certifications for 304 round stainless steel seamless white steel pipes?
Yes, reputable manufacturers can provide certifications such as Material Test Reports (MTR), Factory Test Certificates (MTC) and Certificates of Compliance to ensure product quality and traceability.
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