Home > Stainless Steel > Stainless Steel 304H Pipe
Stainless Steel 304H Pipes are a type of high-carbon variant of the 304 stainless steel grade, designed for elevated temperature applications. These pipes offer excellent resistance to corrosion, oxidation, and scaling at high temperatures, making them ideal for use in industries such as chemical processing, refineries, and high-temperature environments. Their robust composition ensures durability and longevity, maintaining structural integrity even under extreme conditions. Stainless Steel 304H Pipes are widely utilized in various industrial applications where reliability and performance under heat are paramount.
Dimensions |
: |
ASTM, ASME and API |
Standard |
: |
ASTM A312 / ASME SA312 |
Size |
: |
1/8″NB TO 30″NB IN |
Specialized in |
: |
Large Diameter Size |
Schedule |
: |
SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
Form |
: |
Round, Square, Rectangular, Hydraulic Etc |
Type |
: |
Seamless / ERW / Welded / Fabricated / LSAW Pipes |
Length |
: |
Single Random, Double Random & Cut Length. |
End |
: |
Plain End, Beveled End, Threaded |
Grade |
Ni |
Mn |
P |
C |
S |
Si |
Cr |
Mo |
N |
|
304H |
min. |
8.0 |
– |
– |
0.04 |
– |
– |
18.0 |
– |
– |
max. |
10.5 |
2.0 |
0.045 |
0.10 |
0.030 |
0.75 |
20.0 |
Grade |
Tensile Strength (MPa) min |
Elongation (% in 50mm) min |
Yield Strength 0.2% Proof (MPa) min |
Hardness |
|
Rockwell B (HR B) max |
Brinell (HB) max |
||||
304H |
515 |
40 |
205 |
92 |
201 |
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We offer These Stainless Steel 304H Pipes as per DIN, ISO, JIS or ANSI Standard.
Stainless Steel 304H Pipes applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Chemical Processing Industries: Stainless Steel 304H pipes are widely utilized in chemical processing plants for their excellent resistance to corrosion and high-temperature environments. They are ideal for transporting various chemicals, acids, and alkalis safely.
Oil and Gas Sector: In the oil and gas industry, Stainless Steel 304H pipes are employed for transporting crude oil, natural gas, and refined petroleum products. Their durability and resistance to corrosion make them suitable for both onshore and offshore applications.
Heat Exchangers: Stainless Steel 304H pipes find extensive use in heat exchanger systems where they facilitate the transfer of heat between fluids while maintaining their structural integrity under high temperatures and pressure conditions.
Architectural Applications: The aesthetic appeal and durability of Stainless Steel 304H pipes make them a popular choice for architectural purposes. They are used in constructing handrails, structural supports, facades, and decorative elements in buildings and infrastructure projects.
Water Treatment Plants: Stainless Steel 304H pipes are integral components in water treatment facilities, where they are utilized for transporting treated water, chemicals, and wastewater. Their resistance to corrosion ensures long-term performance in challenging environments.
Stainless Steel 304H pipes are highly resistant to rust and corrosion due to their composition, primarily consisting of chromium and nickel. The addition of higher carbon content in 304H enhances its strength and high-temperature resistance, making it suitable for various industrial applications, including high-temperature environments. However, in extreme conditions or with prolonged exposure to certain corrosive agents, there might be a possibility of localized corrosion. Regular maintenance and appropriate handling can significantly prolong the lifespan of 304H pipes without rusting.
Stainless Steel 304H pipes are a type of stainless steel piping made from the alloy 304H, which is an austenitic stainless steel with higher carbon content compared to standard 304 stainless steel. This higher carbon content enhances its strength and high-temperature resistance, making it suitable for applications involving elevated temperatures. 304H pipes are widely used in various industries such as petrochemical, chemical processing, food processing, and pharmaceuticals due to their excellent corrosion resistance, durability, and versatility.
Stainless Steel 304H pipes generally do not require special maintenance. However, regular cleaning and inspection are recommended to ensure optimal performance and longevity. Depending on the specific application and environmental conditions, occasional passivation treatments or surface polishing may be beneficial to maintain corrosion resistance. Additionally, proper handling and storage practices can help prevent damage and prolong the lifespan of 304H pipes.
Yes, Stainless Steel 304H pipes can be welded using common welding techniques such as TIG (Tungsten Inert Gas) welding, MIG (Metal Inert Gas) welding, and SMAW (Shielded Metal Arc Welding). However, it is important to use appropriate welding procedures and filler materials suitable for austenitic stainless steels to maintain the corrosion resistance and mechanical properties of the pipes. Preheating and post-weld heat treatment may be necessary in certain cases to minimize the risk of sensitization and maintain the integrity of the weld joint.
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