Monel Tubes
Monel Tubes
Crafted with meticulous precision, Ashapura Steel’s Monel tubes exemplify efficiency and seamless design, meeting the rigorous demands of the most challenging industrial applications. Forged from premium-grade Monel alloy, these tubes offer unmatched corrosion resistance, exceptional strength, and the ability to withstand acidic and alkaline environments.
Our Monel tubes feature a flawlessly smooth interior surface that ensures uninterrupted flow of fluids and gases, making them the ideal choice for critical applications such as heat exchangers, condensers, and marine equipment. With a wide range of sizes and wall thicknesses available, our Monel tubes guarantee reliability, durability, and exceptional performance in even the harshest conditions.
Types of Monel Tubes
Monel Seamless Tubes
Monel seamless tubes are manufactured without any welded joints, resulting in a smooth, continuous tube structure. These tubes are renowned for their high strength, excellent corrosion resistance, and ability to withstand extreme pressure and temperature conditions, making them ideal for critical industrial applications.
Monel Welded Tubes
Constructed by joining Monel sections using advanced welding techniques, Monel welded tubes are cost-effective and widely used in applications that demand high strength and corrosion resistance. These tubes provide a reliable solution for industries where quality and performance are paramount.
Monel ERW Tubes
Monel Electric Resistance Welded (ERW) tubes are formed by shaping Monel strips into a cylindrical shape and welding the edges together. Known for their superior dimensional accuracy, tight tolerances, and high-quality welds, Monel ERW tubes are essential in applications requiring precision and durability.
Monel U Tubes
Monel U tubes, also known as U-bend tubes, are fabricated in a U-shaped configuration, making them ideal for heat exchangers and condensers where thermal expansion and contraction are common. These tubes offer excellent resistance to thermal stress, ensuring long-term reliability.
Monel Finned Tubes
Monel finned tubes feature external fins attached to the tube surface, significantly increasing the surface area for improved heat transfer. These tubes are vital in applications where efficient heat exchange is crucial, such as in power plants, petrochemical industries, and HVAC systems.
Grades of Monel Tubes
Monel 400
Monel 400 is a highly versatile grade, composed of approximately 67% nickel and 30% copper, offering exceptional resistance to corrosion, particularly in marine environments. Known for its high strength, good ductility, and low permeability, Monel 400 tubes are widely used in marine engineering, chemical processing, and oil and gas industries.
Monel K500
Monel K500 is an age-hardened grade that includes additional elements such as aluminum and titanium, providing higher strength and hardness compared to Monel 400. Monel K500 tubes deliver excellent corrosion resistance in hostile environments and are ideal for applications requiring high stress resistance, such as pump shafts, valve components, and fasteners.
These two grades, Monel 400 and Monel K500, are the most commonly used in Monel tube manufacturing. Their balance of corrosion resistance, mechanical properties, and fabricability makes them highly versatile for various industrial applications.
Monel Tubes Specification
| Specifications | ASTM A387 / ASME SA387 |
|---|---|
| Thickness | 1mm-300mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm, 15000mm etc |
| Surface | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching Manufacturer and Supplier |
| Finish | Hot rolled plate (HR), Cold rolled sheet (CR) |
Monel TubesCompositions (Percentages)
| Grades | C | Mn | P | S | SI | Cr | Mo |
|---|---|---|---|---|---|---|---|
| ASTM A387 Grade 5 | 0.15 max | 0.3 – 0.6 | 0.035 | 0.03 | 0.5 max | 4.00 – 6.00 | 0.45 – 0.65 |
| ASTM A387 Grade9 | 0.15 max | 0.30 – 0.6 | 0.03 | 0.03 | 1.0 max | 8.0 – 10.0 | 0.9 – 1.1 |
| ASTM A387 Grade 11 | 0.05 – 0.17 | 0.4 – 0.65 | 0.035 | 0.035 | 0.5 – 0.80 | 1.0 – 1.5 | 0.45 – 0.65 |
| ASTM A387 Grade 12 | 0.05 – 0.17 | 0.4 – 0.65 | 0.035 | 0.035 | 0.15 – 0.4 | 0.8 – 1.15 | 0.45 – 0.6 |
| ASTM A387 Grade 22 | 0.05 – 0.15 | 0.3 – 0.6 | 0.035 | 0.035 | 0.5 max | 2.0 – 2.5 | 0.9 – 1.1 |
ASTM B730 Monel Tube Sizes
| Plate Surface finish | Gauge (in) | Width (max in) |
|---|---|---|
| 2B – Cold rolled, heat treated, pickled, skin passed Plate | 10–24 | 72* |
| 2D – Cold rolled, heat treated, pickled plate | 12–24 | 60 |
| BA Mexinox only | 18–28 | 48 |
| Polished plate (not brushed) | 11–24 | 60 |
| Temper rolled plate Mexinox only | 13–29 | 48 |
