Aerospace Monel 400 fasteners
Aerospace Monel 400 fasteners are made from the nickel-copper alloy Monel 400. They are designed for the harsh environments in aerospace. They have excellent corrosion resistance. They are also strong and have good thermal stability. They are used to make bolts, nuts, washers, and rivets. These are all important fasteners. They make sure the aircraft structure is reliable and safe in extreme conditions.
Aerospace Monel 400 fasteners are used in many places. They are in the high-temperature parts of jet engines. They are in the salt spray-resistant structures of carrier-based aircraft. They are in the radiation-resistant connections of spacecraft. They are also in the acid-resistant parts of petrochemical equipment. They are known for their great corrosion resistance, strength, and thermal stability. They make sure the fastening is reliable and safe for a long time in extreme conditions.
Features of Aerospace Monel 400 fasteners
Excellent corrosion resistance: Aerospace Monel 400 fasteners are very strong against seawater, acidic media (like sulfuric acid and hydrofluoric acid), and alkaline environments. They are much better than ordinary stainless steel. They are perfect for high-salt, high-humidity aviation conditions.
High strength and toughness: Aerospace Monel 400 fasteners keep stable mechanical properties from -200°C to +400°C. Their tensile strength can reach 550-750 MPa. They have both fatigue and creep resistance.
Thermal stability: Aerospace Monel 400 fasteners have excellent oxidation resistance at high temperatures. This stops them from loosening or failing due to thermal expansion.
Wide compatibility: Aerospace Monel 400 fasteners are compatible with most aerospace materials (like titanium and aluminum alloys). This reduces the risk of galvanic corrosion.

Applications of Aerospace Monel 400 fasteners
Aircraft engines: Aerospace Monel 400 fasteners are used to fasten high-temperature, high-pressure parts like combustion chambers and turbine casings. They can resist corrosion from fuel exhaust.
Carrier-based and maritime aircraft: Aerospace Monel 400 fasteners can fight against salt spray in the marine atmosphere. They are often used in key connections like wings and landing gear.
Spacecraft structures: Aerospace Monel 400 fasteners are used in satellites and rocket parts that need to resist radiation and low temperatures.
Petrochemical industry: Aerospace Monel 400 fasteners are also used in the acid-resistant fastening needs of oil drilling platforms.

|
Parameter |
Typical Value / Range |
Standard |
Remarks |
|
Material Grade |
UNS N04400 (Monel 400) |
ASTM B164 / AMS 4674 |
Nickel-Copper alloy (Ni 63%, Cu 28-34%) |
|
Tensile Strength |
≥550 MPa (80 ksi) |
ASTM F468 / NASM 25027 |
Maintains strength at high temps |
|
Yield Strength |
≥240 MPa (35 ksi) |
ASTM F468 |
Minimum typical value |
|
Elongation |
≥25% (50mm gauge length) |
ASTM E8 |
High ductility |
|
Hardness |
HRB 65-85 / HV 150-250 |
ASTM E18 / ISO 6506 |
Adjustable per requirements |
|
Temp. Range |
-200°C to +400°C |
AMS 4674 |
Resists embrittlement & oxidation |
|
Thread Type |
UNC, UNF, MJ (e.g., M6-M24) |
ASME B1.1 / NASM 8879 |
Aerospace-specific threads |
|
Surface Finish |
Passivation or Cadmium Plating |
AMS-QQ-P-416 / AMS 2403 |
Enhances corrosion resistance |
|
Salt Spray Test |
≥500 hours (no red rust) |
ASTM B117 |
Validates marine suitability |
|
Common Types |
Bolts, Nuts, Washers, Rivets |
NASM / MS / AN Standards |
Complies with military & aerospace specs |
FAQ
Are you a factory or manufacturer?
A: Yes, we are a factory but we generally use our trading company to handle the business abroad. It will be more convenient to receive the remittance and arrange the shipment.
What is the delivery method?
A: Generally, we send cargo by UPS, DHL or FedEx. Also, we can send by sea to seaport or by air to the closest airport.
Why is your product so cost-effective?
A: We cut out the middlemen in the end-to-end manufacturing process and we obtain raw material directly from its source.
Do you do spot quality inspection or full inspection?
A: 100% full inspection for sure. All unqualified products are discarded.
How do you ensure your lead time?
A: From material preparation to machining and finally to a full inspection. Every stage of production is strictly monitored and controlled to give you an accurate delivery time.
What is the MOQ of Aerospace Monel 400 fasteners ?
A: Depends on quantity, generally, no MOQ limit.
How to pay for it?
A: A bank transfer (T/T) will be acceptable.
What is the delivery time?
A: around 7-20 days which depends on the quantity and production.
What is kind of the package?
A: Generally, we use a carton case or plywood case with protective material inside to ensure the save of cargo
What is the lead time?
A: from order placed to cargo receiving will take around 10-25 days.
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