Monel 400 Round Bar for Chemical Processing Reactor Components

Our Monel K500 bar is a total powerhouse for high-strength offshore valve stems, built to tackle the brutal conditions of deep-sea oil and gas platforms. This nickel-copper alloy, with about 65% nickel, 30% copper, and a boost from aluminum and titanium, is our go-to for applications where strength, corrosion resistance, and reliability are non-negotiable. Whether it’s valve stems or fasteners, this bar keeps your offshore systems running like a dream.

What makes Monel K500 bar stand out is its incredible mechanical strength and hardness, thanks to the aluminum and titanium additions. It’s perfect for valve stems that need to handle intense pressure, vibrations, and corrosive seawater in offshore rigs. This bar resists pitting and stress corrosion cracking, ensuring your valves stay reliable, even in the harshest subsea environments.

This bar’s versatility is a major win. It’s stable up to 650°C, which is great for offshore valve stems exposed to moderate heat, like those in high-pressure control systems or near hot oil flows. Its moderate electrical conductivity (~3-4% IACS) is useful for applications with electrical integration, and its high fatigue resistance ensures it holds up under constant stress. From subsea pipelines to platform control systems, Monel K500 delivers.

We love how workable this bar is, even with its extra toughness. You can machine, forge, or shape it into whatever your offshore valve design needs—precise stems or heavy-duty fasteners. Need a custom diameter, length, or finish? We can tailor it to fit your specs, keeping your manufacturing smooth and your project on track.

The offshore industry’s all about materials that are tough, corrosion-resistant, and sustainable, and Monel K500 bar checks every box. It’s recyclable, which is awesome for eco-friendly projects, and its long lifespan means less waste from replacements. With offshore oil and gas exploration growing—alongside renewable energy like offshore wind—demand for high-performance materials like Monel K500 is soaring. Its durability supports the trend toward low-maintenance, efficient offshore systems.

Parameter:

Item	Ni	Cu	Fe	Mn	C	Si	S
Monel 400	≥63	28-34	≤2.5	≤2	≤0.3	≤0.5	≤0.025

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	HB
Monel 400	8.83 g/cm3	1300-1390℃	480	170	35%	≥331

Item	Density	Melting point	Tensile Strength	Yield Strength	Elongation
Monel K500	8.05 g/cm3	1288-1343℃	1100	790	20%

Monel 400	Bar / Rod	Forging	Pipe	Sheet / Strip	Welding Wire
Standard	ASTM B164	ASTM B564	ASTM B165	ASTM B127	ErNiCu-7

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.

Our Monel K500 bar sets the standard because we’re all about quality, customization, and customer success. We offer a wide range of diameters, lengths, and finishes, with fast delivery for both small and large orders. Our team dives into your project, optimizing the bar for your offshore valve stems to ensure maximum strength and corrosion resistance in deep-sea conditions. We keep pricing competitive, especially for bulk orders, without cutting corners on quality. Our sustainable production process uses recyclable materials, aligning with green industry trends. Plus, our hands-on support means you’re always covered—whether it’s technical guidance or a custom solution, we make it happen.

Compared to other materials, our Monel K500 bar is a standout. Monel 400 is a corrosion king but lacks K500’s strength for high-pressure offshore applications. Stainless steel 316 is tough but struggles with chloride corrosion in seawater, unlike K500. Inconel 625 is great for extreme heat but pricier and less fatigue-resistant in some cases. Our bar is the ultimate choice for high-strength offshore valve stems.

We craft our Monel K500 bar to meet strict standards like ISO 9001, ensuring quality you can trust every time. Whether you’re building valve stems for subsea rigs or fasteners for offshore platforms, this bar’s ready to perform. Got a unique spec in mind? Let us know, and we’ll make it happen.

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.

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FAQs:

1. What is Monel K500 bar made of?
   It’s a nickel-copper alloy with about 65% nickel, 30% copper, plus aluminum and titanium for high strength and hardness.

2. What are the main uses for Monel K500 bar in offshore applications?
   It’s used for high-strength valve stems, fasteners, and components in offshore oil and gas platforms.

3. How does Monel K500 bar perform in offshore environments?
   It’s a beast, resisting seawater corrosion and delivering strength under extreme pressure and stress.

4. Can Monel K500 bar handle high temperatures?
   Yep, it’s stable up to 650°C, ideal for offshore valve stems in high-heat conditions.

5. Is Monel K500 bar cost-effective?
   It’s pricier than Monel 400, but its strength and durability in offshore settings make it a smart long-term choice.

6. How does Monel K500 bar compare to Monel 400 bar?
   K500 offers higher strength and hardness, while Monel 400 has slightly better corrosion resistance in seawater.

7. Can Monel K500 bar be customized?
   Totally! We can adjust diameter, length, or finish to meet your specific offshore valve stem needs.

8. Is Monel K500 bar environmentally friendly?
   It’s recyclable, supporting sustainable practices, and its long lifespan reduces waste from replacements.