Our Monel K500 round bars are the real deal for offshore platform valves that need to take a beating and keep on performing. This nickel-copper alloy, beefed up with aluminum and titanium, brings next-level strength and corrosion resistance to the table. It’s why we’re so stoked to supply it for critical applications in the oil and gas industry.
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.
Let’s talk about what makes Monel K500 stand out. It’s tough as nails—way stronger than its cousin, Monel 400—thanks to a special age-hardening process. That extra muscle makes it perfect for valve components that face intense pressure and rough conditions on offshore platforms. Whether it’s handling seawater, corrosive gases, or extreme weather, our Monel K500 bars won’t back down.
Corrosion? Not a problem. Monel K500 laughs off seawater, acids, and alkalis, keeping valves in top shape for years. That’s huge for offshore setups where downtime for repairs is a costly hassle. Our round bars are also super versatile, easy to machine into precise valve parts like stems, seats, or bodies, so you get components that fit like a glove.
The industry’s moving fast, with offshore oil and gas pushing for more durable, sustainable materials to meet stricter environmental standards. Monel K500 is right in the sweet spot, offering long-term reliability that cuts maintenance costs and boosts efficiency. We’re seeing more demand for it as platforms operate in deeper, harsher waters, and our bars are ready to deliver.
When you go with our Monel K500 round bars, you’re getting a material that’s built to last, no matter how tough the job. It’s the go-to choice for offshore valves that need to stay strong, resist corrosion, and keep operations running smoothly in the middle of the ocean.






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.

We support all kinds of testing:

FAQ:
1、What makes Monel K500 different from Monel 400?
Monel K500 has added aluminum and titanium, giving it higher strength and hardness while keeping excellent corrosion resistance.
2、Can Monel K500 handle extreme offshore environments?
Absolutely, it’s designed for harsh conditions like seawater exposure and high-pressure systems on offshore platforms.
3、Is Monel K500 suitable for valve manufacturing?
Yes, its strength and machinability make it perfect for crafting durable, precise valve components.
4、How does Monel K500 perform in high temperatures?
It maintains its properties across a wide temperature range, from cryogenic to elevated conditions.
5、What industries use Monel K500 round bars?
It’s widely used in oil and gas, marine, aerospace, and chemical processing for critical applications.