Sep 18, 2025 Leave a message

ASME SB163 Monel 400 Nickel Alloy Steel Seamless Pipe For Chemical Industry

 
ASME SB163 Monel 400 Nickel Alloy Steel Seamless Pipe for Chemical Industry
 
ASME SB163 Monel 400 Nickel Alloy Steel Seamless Pipe for Chemical Industry

ASME SB163 Monel 400 Nickel Alloy Steel Seamless Pipe for Chemical Industry

ASME SB-163 is the specification for seamless nickel and nickel alloy pipe. When used with Monel 400, it refers to seamless pipe made from Monel 400 nickel-copper alloy (UNS N04400). This alloy is known for its exceptional strength, toughness, and resistance to corrosion in a variety of environments, including seawater, hydrofluoric acid, and alkalis. In the chemical industry, ASME SB-163 Monel 400 seamless pipe is used in applications requiring high-pressure and high-temperature chemical processing, such as chemical reactors, crude oil stills, process vessels, and heat exchangers.

What are the specifications for Monel 400 pipe?

This grade of nickel-copper alloy is available in ASTM B165 and B725 specifications. Pipe is available in seamless, welded, electric-resistance-welded, and fabricated forms. ASME SB165 Monel 400 seamless pipe conforms to ASTM, ASME, and API standards and is available in nominal inside diameters ranging from 15 inches to 150 inches.

Monel 400 Pipe
 

Monel 400 Nickel Alloy Steel Seamless Pipe for Chemical Industry Specifications:

 

ASTM B163 Monel 400 Seamless Tubes Specification

 

 

ASTM B163 / ASME SB163 / ASTM B165 / ASME SB165 / ASTM B725 / ASME SB725 / UNS N04400

 

 

ASTM B163 Monel 400 Seamless Tubes Grades

 

 

Monel 400 / MONEL 401 MONEL R-405 / MONEL 404 / MONEL K500 / UNS NO4400

 

 

ASTM B163 Monel 400 Seamless Tubes Type

 

 

to Rolled / Cold Drawn / Welded / ERW

 

 

ASTM B163 Monel 400 Seamless Tubes Outer Diameter Size

 

 

Seamless - 1/4" NB to 6" NB (Nominal Bore Size)
Welded / ERW- 1" NB to 16" NB (Nominal Bore Size)

 

 

ASTM B163 Monel 400 Seamless Tubes Wall Thickness

 

 

Schedule 10 to Schedule 160

 

 

ASTM B163 Monel 400 Seamless Tubes Length

 

 

5 to 7 Meters, 09 to 13 Meters, Single Random Length, Double Random Length And Customize Size.

 

 

ASTM B163 Monel 400 Seamless Tubes Ends

 

 

Plain Ends / Beveled Ends

 

 

ASTM B163 Monel 400 Seamless Tubes Delivery Conditions

 

 

As Rolled, Cold Drawn, Hot Finish, Stress Relieved, Annealed, Hardened, Tempered

 

 

ASTM B163 Monel 400 Seamless Tubes Coating

 

 

Electropolish, Mechanical Polish, Satin Finish, Passivated

 

 

ASTM B163 Monel 400 Seamless Tubes Other Testing

 

 

NACE MRO175, Hardness Test, Flare, Hydrostatic Test, Eddy Current test, Grain Size Test, Eddy Current, Annealed, Tempered, Stress Relieved etc.

 

 

ASTM B163 Monel 400 Seamless Tubes Dimension

 

 

All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM And ASME

 

Chemical Structure of UNS N04400 Seamless Tubing

Grade C Mn Si S Cu Fe Ni Cr
Monel 400 0.30 max 2.00 max 0.50 max 0.24max 28.0-34.0 2.50 max 63.00 min

 

Monel 400 Nickel Alloy Steel Seamless Pipe for Chemical Industry Physical Properties

Properties Metric Imperial
Density 8.8 gm/cm3 0.318 lb/in3

 

Key Characteristics of ASME SB-163 Monel 400 Seamless Pipe
Composition: Primarily nickel and copper, with minor amounts of iron, manganese, carbon, and silicon.
Corrosion Resistance: Excellent resistance to seawater, alkalis, and some acids, making it suitable for harsh chemical and marine environments.
Mechanical Properties: High strength and toughness over a wide temperature range.
Hardenability: A solid solution alloy, it can be hardened by cold working.
Weldability: Excellent weldability and can be formed into a variety of shapes.

 

Common Applications in the Chemical Industry
Process Vessels and Piping: Used for handling corrosive chemicals and high-pressure fluids.
Heat Exchangers: Its high strength and corrosion resistance make it an ideal choice for heat transfer applications.
Chemical Reactors: Its stability under high temperatures and corrosive conditions makes it suitable for specialized chemical reactions.
Pumps and Valves: Used in components exposed to corrosive media in chemical processing systems.

Gnee Steel

 

About Gnee Steel

Gnee Steel specializes in the production of various nickel-based alloys. Gnee Steel's product packaging includes steel strapping: Pipes with an outer diameter of 3 inches or less are typically strapped together with polypropylene film to prevent rust during sea transportation, and then secured with steel strapping. Wooden boxes/crates: Pipes are typically packaged in wooden boxes or crates to protect them during transportation, especially those that are longer or have larger diameters. Seaworthy export packaging: Suppliers typically use standard seaworthy export packaging methods, which may include a variety of materials and techniques to protect the pipes during transportation. Tarpaulin packaging: This prevents rainwater, seawater, and other external factors from penetrating the export wooden crates during transportation. Gnee Steel specializes in the production and sale of alloy materials. Gnee Steel's products are widely used in aerospace, chemical, power, automotive, nuclear, and other industries, and we can provide customized alloy material solutions based on customer needs. For alloy material pricing inquiries or customized alloy material solutions, please feel free to contact us for a quote at ss@gneemetal.com

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