
Monel N04400 Alloy Pipe
1. Standard: ASTM B165、ASTM B163、ASTM B474、ASTM B725
2. Diameters: 4.0 - 1219.2 mm
3. Wall thickness: 0.5 to 20mm
4. Length: Single Random Length, Double Random Length and Customized
5. Grades:Monel 400,UNS N04400, WNR.2.4360
Monel N04400 alloy pipe is a nickel-copper alloy, containing approximately 63% nickel and 28% copper, along with small amounts of iron, manganese, and other elements. Due to the characteristics of its alloy material, this type of piping shows stable performance in a variety of harsh environments. HT PIPE is a astm b165 uns n04400 pipe supplier with 15+ export experience. Contact us for more information and quotes for free!
We offers Monel 400 alloy in a variety of forms, including:
- Bar
- Wire
- Sheet
- Plate
- Forgings
- Pipe fittings
- Flanges
- Seamless & Welded pipe
- Seamless Tube & Welded tube
- Weld Rod

Nickel Copper Alloy 400 Specifications
| Specifications |
ASTM B165 / ASME SB165 ASTM B163 / ASME SB163 ASTM B474 / ASME SB474 ASTM B725 / ASME SB725 |
| Dimensions | ASTM, ASME, and API |
| Size | 15″NB TO 150″NB IN |
| Specialized in | Large Diameter Size |
| Range | 6.35 mm OD up to 254 mm OD in 0.6 TO 20 mm thickness. |
| Type | Seamless / ERW / Welded / Fabricated |
| Form | Round, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Treaded |
2.4360 Alloy 400 Pipe Mechanical Properties
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Monel 400 | 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80,000 , MPa – 550 | Psi – 35,000 , MPa – 240 |
40% |
alloy 400 pipe Corrosion Resistance
Monel 400 pipes have excellent corrosion resistance to seawater, freshwater, hydrochloric acid (dilute), sulfuric acid (dilute), phosphoric acid, organic acids, and other media. Especially in seawater environments, it can resist chloride ion corrosion, preventing leaks due to corrosion. It also resists stress corrosion cracking, making it suitable for applications involving long-term contact with corrosive media.
astm alloy 400 pipe Mechanical Properties
At room temperature, Monel 400 pipes have a tensile strength of approximately 655 MPa, a yield strength of approximately 276 MPa, and an elongation of approximately 40%, possessing high strength and toughness, and can withstand certain pressure and impact loads without fracturing or deforming.
monel n04400 pipe Temperature Adaptability
Monel n04400 pipe has a wide operating temperature range, working stably in environments from -196°C to 482°C. It does not become brittle at low temperatures and does not soften significantly at high temperatures, making it suitable for industrial applications with alternating high and low temperatures.
monel 400 tube Processing Performance
It can be welded, cut, and bent. When welding, matching welding rods such as ERNiCu-7 should be used to ensure the strength and corrosion resistance of the welded joint. Cutting can be done using plasma cutting or mechanical cutting methods, and the dimensional accuracy of the processed pipes is easily controlled.
Application of uns n04400 pipe
Oil and gas: submarine pipelines, downhole tools for acid gas wells.
Chemical equipment: sulfuric acid reactors, phosphoric acid evaporators, pickling equipment.
Nuclear industry: containers and pipelines for nuclear waste treatment systems.
Marine engineering: seawater desalination devices, heat exchangers.
Environmental protection: key components of flue gas desulfurization (FGD) systems.
FAQ
Q: About Monel n04400 pipe prices?
A: Prices from ranges $30 - $35 per kilogram, vary depending on size, wall thickness, supplier etc.
Q: How long does your delivery time take?
A: Delivery time is within 5-21 days
Q: Is There Sample Service?
A: Samples Are Provided Free Of Charge
Q: What Is The Minimum Order Quantity?
A: No Minimum Order Quantity
Q: How to pack the products?
A: The inner layer has a waterproof paper outer layer and is fixed with a fumigation wooden pallet.
Q: Exported Countries
A: Brazil, South Africa, Indonesia, India, Singapore, Malaysia, Iran, Russia, UAE, Chile, Laos, etc
Q: Can we visit your factory?
A: Of course, you are always welcome!
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