Stainless Steel Seamless 904L Pipes

904L Stainless Steel Pipe | SS 904L PIPE | Stainless Steel 904L Pipe | Stainless Steel 904l Tube | 904l pipes

M-Pipe & Fitting Solution Inc is a reputable company that manufactures and supplies high-quality stainless steel seamless 904L pipes. A non-stabilized low carbon high alloy austenitic stainless steel is a 904L stainless steel pipe. It has great corrosion resistance due to the high levels of chromium, nickel, molybdenum, and copper it contains. Sulfuric acid, phosphoric acid, acetic acid, and other corrosive situations can all be overcome by 904L stainless steel pipes with ease. They are especially well suited for harsh industrial situations such as those found in chemical processing, oil and gas production, and marine environments.

904L seamless stainless steel pipes must meet all applicable industry norms and requirements. Common standards include:
NACE MR0175 (sour service applications), ASTM B677 (seamless pipe and tube), ASTM A312 (seamless and welded austenitic stainless steel pipes). Stainless steel industry to define and classify various stainless steel seamless 904L pipes kinds. It’s crucial to speak with producers or suppliers who can deliver pipes that adhere to the norms and criteria specified by these phrases.

ASTM A312 904L Pipe: A pipe made of austenitic stainless steel that is seamless, welded, and heavily cold wrought is known as ASTM A312 904L pipe. Regarding 904L stainless steel, the term “ASTM A312 904L pipe” refers to seamless or welded stainless steel seamless 904L pipes that meet the requirements of ASTM A312. For austenitic stainless steel pipes that are seamless, welded, and highly cold-worked, ASTM A312 is a standard specification. A pipe composed of stainless steel grade 904L that complies with the specifications outlined in the ASTM A312 standard is known as ASTM A312 904L pipe. For seamless and welded pipes used in high-temperature and corrosive environments, this standard covers a variety of dimensions, diameters, and technical requirements.

It is frequently utilized wherever corrosion resistance is crucial, especially in naval applications, oil and gas, and chemical processing. The standard specifies the necessary measurements, mechanical characteristics, and testing methods for these pipes.

ASTM B677 SS Pipes: Pipes built of nickel-chromium-iron alloy (UNS N08904) with low carbon content are covered by ASTM B677. This specification is particular to seamless and welded pipes manufactured of this material. These pipes, also called SS pipes (stainless steel pipes), are appropriate for various applications that demand high strength and exceptional corrosion resistance. Unsealed, welded, and highly cold-worked pipes constructed of nickel-chromium-iron-molybdenum alloys with the designations UNS N08904, N08925, and N08926 are covered by the standard specification known as ASTM B677. UNS N08904 is the abbreviation for grade 904L stainless steel, and ASTM B677 especially addresses seamless and welded pipes produced of this material. These pipes are designed for corrosive settings like chemical processing, petrochemical facilities, and marine applications.

It especially addresses nickel-chromium-iron-molybdenum alloy pipes made of seamless and welded pipes, including UNS N08904, which stands for stainless steel seamless 904L pipes. The dimensions, mechanical characteristics, and testing procedures for these pipes are specified in the ASTM B677 specification.

UNS N08904 Pipe: UNS N08904 is the stainless steel grade 904L code in the Unified Numbering System. The strong corrosion resistance of pipes constructed of UNS N08904 in harsh environments makes them ideal for chemical processing, oil and gas, and other industries where corrosion resistance is essential. A low-carbon austenitic stainless steel grade with a high alloy composition is UNS N08904. Its excellent corrosion resistance suits it in harsh situations like desalination plants, chemical processing facilities, and offshore oil and gas platforms. Various corrosive media, such as sulfuric acid, phosphoric acid, acetic acid, and chloride-containing solutions, are exceptionally resistant to UNS N08904 pipes. It is an austenitic stainless steel with a high alloy content, low carbon content, and exceptional corrosion resistance, especially in acidic and chloride-containing conditions. 

AISI 904L Welded Pipe: 904L welded pipes are stainless steel pipes created by welding. They are constructed of grade 904L stainless steel. To create welded pipes, two pieces of stainless steel are joined together using a variety of welding processes, such as TIG (Tungsten Inert Gas) welding or ERW (Electric Resistance Welding). The American Iron and Steel Institute (AISI) creates guidelines and standards for steel-based products. AISI 904L stainless steel is joined in producing welded pipes using welding processes like laser, ERW, or TIG welding to unite two metal sections. These pipes have the benefit of being reasonably priced and can be made to fit particular specifications and dimensions.
Welding processes, including TIG (Tungsten Inert Gas), ERW (Electric Resistance Welding), and laser welding, unite two pieces of 904L stainless steel to create welded pipes. The cost-effectiveness and adaptability of these welded pipes allow them to fit particular specifications and dimensions.

These pipes, composed of stainless steel seamless 904L pipes, have high resistance to corrosive conditions, such as sulfuric acid, phosphoric acid, acetic acid, and chloride media. Compared to welded pipes, 904L pipes’ seamless design offers superior strength, dependability, and integrity. Because there are no welds, there are no possible weak spots, and the pipes perform better overall in harsh industrial environments. Stainless Steel Seamless 904L Pipes are offered in a wide range of sizes and dimensions to meet the needs of various applications. They are frequently employed in sectors including chemical processing, gas and oil extraction, desalination facilities, and maritime environments. These pipes work effectively when corrosive fluids, high temperatures, and difficult working conditions are present. These pipes are suitable for demanding applications due in part to the material qualities of stainless steel seamless 904L pipes. They are robust, have good formability, and have high tensile strength, making fabrication and welding procedures simple. M-Pipe & Fitting Solution Inc provides certified Pipes & Tubes that meet international standards such as API, ASTM, and ISO 9001:2015.

Specifications:ASTM B/ASME SB677 / B673 / B674
Dimensions:ASTM, ASME and API
Size:1/8″NB TO 30″NB IN
ERW 904L Pipes & Tubes:1/2″ NB – 24″ NB
EFW 904L Pipes & Tubes:6″ NB – 100″ NB
904L Pipes & Tubes:1/2″ NB – 16″ NB
Schedule:SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type:Seamless / ERW / Welded / Fabricated / LSAW Pipes
Specialized in:Large Diameter Size
Length:Single Random, Double Random & Cut Length.
Form:Round, Square, Rectangular, Hydraulic Etc
End:Plain End, Beveled End, Treaded




The addition of molybdenum further enhances the alloy’s resistance to pitting and crevice corrosion, making it suitable for applications involving exposure to chloride ions. Copper improves the steel’s resistance to sulfuric acid and other reducing acids, as well as enhances its resistance to stress corrosion cracking.