AMS 4675 / UNS N04400 / Monel 400 Bar
AMS 4675 specification covers a Monel 400 corrosion-resistant nickel-copper alloy in the form of bars, forgings, and forging stock. Alloy 400 is a popular nickel-copper alloy that is hardened via cold working. It exhibits high strength, excellent resistance to a variety of acidic and alkaline environments, and good ductility and thermal conductivity. UNS N04400 is suitable for temperatures ranging from subzero to 1,000°F (538°C).
Applications of Monel 400 Bars
01
Marine Engineering
shafts, valves, fasteners
02
Chemical Processing
pumps, reactor parts
03
Oil & Gas
downhole tools, heat exchangers
04
Aerospace & Defense
high-strength components
Chemical Composition
| Element | Content (%) |
|---|---|
| Nickel, Ni | Remainder |
| Copper, Cu | 28-34 |
| Iron, Fe | 2.5 max |
| Manganese, Mn | 2 max |
| Silicon, Si | 0.5 max |
| Carbon, C | 0.3 max |
| Sulphur, S | 0.024 |
Mechanical Properties
|
Condition |
Tensile Strength (psi) |
Yield Strength (psi) |
Elongation (%) |
Hardness (BHN) |
|
Annealed |
75,000 |
25,000 |
35 |
110–149 |
|
Hot Finished |
80,000 |
40,000 |
30 |
140–241 |
|
Cold Drawn |
84,000 |
55,000 |
22 |
160–225 |
As a leading supplier of Monel 400 (AMS 4544 / UNS N04400), Lork Group provides premium bars, sheets, plates, tubes, and strips with fast delivery and competitive pricing. Our nickel-copper alloy Monel 400 offers exceptional corrosion resistance, high strength, and durability for marine, chemical, oil & gas, and aerospace applications.
Why Choose Lork Group?
- In-Stock Inventory – Ready for immediate shipment
- Competitive Pricing – Cost-effective solutions
- Quality Assurance – Fully certified (MTRs available)
- Custom Machining & Cutting Services
Request a Free Quote Today! Contact us for technical specifications, material test reports (MTRs), and bulk order discounts on Monel 400 bars (AMS 4675 / UNS N04400).
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