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Help CenterMonel K500 Square Bar - Non-Magnetic High Hardness for Aerospace Components
Product Spotlights
Excellent corrosion resistance to seawater and acids
Non-magnetic properties for sensitive aerospace systems
Superior fatigue and wear resistance
Versatile for machining into custom components
Place of Origin: China Jiangsu
Certification: CE,ROHS
Monel 400.K500
Why Choose Us?
22+ years in alloy materials manufacturing.
Global shipping with DDP options.
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We’re pumped to talk about our Monel K500 square bars and why they’re a total win for aerospace components. This alloy is a beast, built to tackle the toughest demands with strength, durability, and some seriously cool properties. Let’s dive into what makes Monel K500 tick, where it’s used, and the trends keeping it in the spotlight.
Why Monel K500 Square Bars Are Awesome
Monel K500 is a nickel-copper alloy (about 65% nickel, 30% copper) with a boost from aluminum and titanium. That combo lets us age-harden it, cranking up its strength and hardness to levels that blow Monel 400 out of the water—think double the tensile strength and triple the yield strength. Yet, it still holds onto that killer corrosion resistance Monel’s famous for, standing up to seawater, acids, and harsh chemicals like a champ.
What really sets it apart for aerospace? It’s non-magnetic, even in freezing temps, which is clutch for sensitive systems like gyroscopes or navigation gear. It’s also got crazy fatigue resistance, so it can handle the constant stress and vibration of aerospace environments. And those square bars? Their shape makes them perfect for machining into precision parts like fasteners, fittings, or structural components.
Specification
Chemical Composition |
|||||||
Grade |
Ni% |
Cu% |
Fe% |
Mn% |
C% |
Si% |
S% |
Monel 400 |
Min 63 |
28-34 |
Max 2.5 |
Max 2.0 |
Max 0.30 |
Max 0.50 |
Max 0.024 |
Monel 400 International Brand |
||||
Alloy |
USA |
GE |
UK |
FR |
UNS |
SEW VDIUV |
BS |
AFNOR |
|
Monel 400 |
N04400 |
W.Nr.2.4360 NiCu30Fe |
NA 12 |
Nu 30 |
Physical Properties |
||
Grade |
Density |
Melting Point |
Monel 400 |
8.83 g/cm3 |
1300℃-1390℃ |
Mechanical Properties |
||||
Alloy |
Tensile Strength (Rm N/mm2) |
Yield strength (RP0.2N/mm2) |
Elongation (A5%) |
HB |
Monel 400 |
480 |
170 |
35 |
≥331 |
Production Standard |
|||||
Bar |
Forging |
Pipe |
Sheet / Strip |
Welding Wire |
|
Standard |
ASTM B164 |
ASTM B564 |
ASTM B165 |
ASTM B127 |
ERNiCu-7 |
Item |
Ni |
Cu |
Al |
Ti |
Fe |
Mn |
S |
C |
Si |
Monel K500 |
≥63 |
27-33 |
2.3-3.15 |
0.35-0.85 |
≤2 |
≤1.5 |
≤0.01 |
≤0.25 |
≤0.5 |
Item |
Density |
Melting point |
Tensile Strength |
Yield Strength |
Elongation |
Monel K500 |
8.05 g/cm3 |
1288-1343℃ |
1100 |
790 |
20% |
Monel K500 |
Bar/Rod |
Forging |
Pipe |
Sheet/Strip |
Welding Wire |
Standard |
ASTM B864 |
AMS4676 |
ASTM B865 |
ASTM B564 |
ErNiCu-7 |
For more details, pls directly contact us.
Where Monel K500 Square Bars Crush It: Aerospace
Aerospace is all about precision and performance, and Monel K500 square bars deliver. They’re used in components where strength, hardness, and non-magnetic properties are non-negotiable—like gyroscope housings, sensor mounts, and high-stress fittings. Magnetic interference can mess with navigation or control systems, so K500’s non-magnetic nature is a lifesaver. Plus, its corrosion resistance is key for parts exposed to humid or salty conditions, like in aircraft operating near oceans.
We’ve seen K500 square bars in everything from military jets to commercial planes and even spacecraft. They’re machined into bolts, brackets, and other custom parts that need to stay tough under extreme temperatures (from sub-zero to 480°C) and relentless vibration. The alloy’s wear resistance also means these components last longer, cutting down on maintenance and keeping planes in the sky.
Not Just Aerospace: Other Sweet Spots
Aerospace might be the star, but Monel K500 square bars are versatile. In oil and gas, they’re used for drill collars and valve stems that face corrosive brines. Marine engineering loves them for propeller shafts and fasteners battling seawater. Chemical plants use K500 for equipment handling acids like hydrofluoric or sulfuric. Anywhere you need strength, corrosion resistance, and non-magnetic properties, K500’s got your back.
What’s Driving Demand: Industry Trends
The aerospace industry’s booming, and Monel K500 is along for the ride. With more planes, satellites, and drones taking flight, the need for high-strength, non-magnetic materials is spiking. Lightweight, durable alloys are also in demand as manufacturers chase fuel efficiency and sustainability. K500’s long lifespan and recyclability make it a green choice, reducing waste and maintenance costs.
Tech’s moving fast too. Advances in alloy processing are making K500 square bars more precise and affordable, while the rise of smart aerospace systems—like autonomous drones—leans hard on non-magnetic materials to keep sensors accurate. On the flip side, nickel’s price can be a pain, but we show clients how K500’s performance saves money long-term compared to alloys that wear out faster.
About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
FAQ:
1、Why is Monel K500 square bar perfect for aerospace components?
Its high strength, non-magnetic properties, and corrosion resistance make it ideal for precision parts like gyroscopes and fittings.
2、How does Monel K500 differ from Monel 400 for aerospace use?
K500 offers double the tensile strength and triple the yield strength of 400, while keeping excellent corrosion resistance.
3、Is Monel K500 square bar hard to machine or weld?
It’s machinable and weldable with rigid tools and pre-weld annealing, though its hardness requires careful technique.
4、Can Monel K500 be used outside aerospace?
Yes, it’s used in oil and gas for drill collars, marine for shafts, and chemical plants for acid-resistant components.
5、Do your Monel K500 square bars meet industry standards?
Absolutely, they comply with ASTM B865, ensuring top quality for aerospace and other demanding applications.
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