Monel 400 Seamless Tube for Chemical Processing Piping

Our Monel 400 seamless tube is a rock-solid solution for chemical processing piping, built to handle the nastiest chemicals without breaking a sweat. This nickel-copper alloy, with about 67% nickel, 30% copper, and a touch of iron and manganese, is our top pick for applications where corrosion resistance and reliability are critical in harsh chemical environments.

What makes Monel 400 seamless tube stand out is its incredible ability to resist corrosion from a wide range of chemicals—think sulfuric acid, hydrochloric acid, alkalis, and salts. That makes it perfect for piping, fittings, and tubing in chemical plants, where equipment needs to stay tough under brutal conditions. The seamless design ensures no weak points, providing extra strength and leak-proof performance for high-pressure systems.

This tube’s versatility is a major win. It’s stable up to 550°C, which is great for chemical processing systems with moderate heat, like reactors or heat exchangers. Its moderate electrical conductivity (~3-4% IACS) is handy for applications with electrical integration, and its high ductility means it can handle mechanical stress without cracking. Whether it’s a petrochemical facility or a pharmaceutical plant, Monel 400 delivers.

We love how easy this seamless tube is to work with. Its excellent formability lets you bend, shape, or weld it into whatever your piping system needs—tight curves for compact setups or long runs for large plants. Need a custom diameter, wall thickness, or length? We can tailor it to fit your specs, making installation quick and keeping your project on track.

The chemical processing industry’s all about materials that are durable, efficient, and sustainable, and Monel 400 seamless tube checks every box. It’s recyclable, which is awesome for eco-friendly projects, and its long lifespan means less waste from replacements. With chemical plants expanding—driven by demand for specialty chemicals, green fuels, and fertilizers—Monel 400’s corrosion resistance is in high demand. Its low maintenance also aligns with the trend toward cost-effective, sustainable operations.

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 400 seamless tube sets the bar high because we’re obsessed with quality, customization, and customer success. We offer a wide range of diameters, wall thicknesses, and lengths, with fast delivery for both small and large orders. Our team dives into your project, optimizing the tube for your chemical piping systems to ensure maximum corrosion resistance and reliability. We keep pricing competitive, especially for bulk orders, without skimping on quality. Our sustainable production process uses recyclable materials, aligning with green industry trends. Plus, our hands-on support means you’re never left guessing—whether it’s technical advice or a custom solution, we make it happen.

Compared to other materials, our Monel 400 seamless tube is a clear winner. Monel K-500 is stronger but slightly less corrosion-resistant in chemical environments, making 400 the better pick for piping. Stainless steel 316 is tough but struggles with certain acids and chlorides, unlike Monel 400. Pure copper’s a conductivity champ but corrodes fast in chemical settings. Our seamless tube is the go-to for reliable chemical processing piping.

We craft our Monel 400 seamless tube to meet strict standards like ISO 9001, ensuring quality you can trust every time. Whether you’re building piping for a refinery or tubing for a chemical reactor, this tube’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.

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 400 seamless tube made of?
   It’s a nickel-copper alloy with about 67% nickel, 30% copper, plus small amounts of iron and manganese for corrosion resistance and strength.

2. What are the main uses for Monel 400 seamless tube in chemical processing?
   It’s used for piping, fittings, and tubing in chemical plants handling corrosive acids, alkalis, and salts.

3. How does Monel 400 seamless tube perform in chemical environments?
   It’s a champ, resisting corrosion from acids, alkalis, and salts, even in harsh processing conditions.

4. Can Monel 400 seamless tube handle high temperatures?
   Yep, it’s stable up to 550°C, perfect for chemical piping systems with moderate heat exposure.

5. Is Monel 400 seamless tube cost-effective?
   It’s pricier than stainless steel, but its durability and low maintenance in chemical settings make it a smart choice.

6. How does Monel 400 seamless tube compare to Monel K-500 seamless tube?
   Monel 400 has better corrosion resistance in chemicals, while K-500 offers higher strength but slightly less corrosion resistance.

7. Can Monel 400 seamless tube be customized?
   Totally! We can adjust diameter, wall thickness, or length to meet your specific chemical piping needs.

8. Is Monel 400 seamless tube environmentally friendly?
   It’s recyclable, supporting green practices, and its long lifespan reduces waste from replacements.