heat metal

The Ways Heat Affects Metal

Metals are everywhere, from the steel in our buildings to the aluminum in our gadgets. But have you ever stopped to think about what happens to these metals when they heat up? Let’s dig into how heat can change things for metal based on some excellent insights from experts who know their stuff.

It’s All About Structure

When you crank up the heat, metals get slightly antsy at the atomic level. Those tiny atoms inside the metal begin to buzz more, which makes the whole thing expand. Ever notice how train tracks seem to bend on a scorching hot day? That’s thermal expansion at work! But here’s the kicker. Heat doesn’t just mess with size. It can also totally change how rigid or flexible metal is. With the right amount of heating and cooling, metals can go from tough as nails to as bendy as a yoga instructor. It’s like giving materials a superpower upgrade, all thanks to temperature tricks!

Metal’s Temperature Rollercoaster

Imagine a wild rollercoaster ride but for metal. When metals heat up and cool down fast, they experience severe stress. This thermal stress can cause them to twist, crack, or snap when pushed too hard. Just think about airplane parts or car engines. They deal with crazy temperature swings all the time. Engineers predict how metals will rise under these conditions. They use fancy computer simulations and super-smart designs to keep everything running smoothly without major meltdowns or breakdowns. They’re crafting a perfect recipe to handle the heat and keep metal in check, ensuring everything stays solid and reliable.

Metal’s Battle With Corrosion

Just like your bike starts to rust after sitting out in the rain, metals can get grumpy when hot and exposed to oxygen or moisture. They begin forming this yucky layer called oxidation, which messes with their appearance and strength. But don’t worry! Engineers have some cool tricks up their sleeves. They coat metals with special paints or use clever alloys that resist rust and wear, even when things heat up like crazy.

Metal Inventory At Markham Metals In Massachusetts

Heat works like magic on metals, transforming them in ways that affect everything from their toughness to how long they last. By understanding these quirks, engineers can build bridges that take on more weight, cars that zip around faster, and gadgets that can handle anything you throw at them. Mastering the heat is the key to unlocking the full potential of these fantastic materials, which is precisely what our team at Markham Metals specializes in! We have been serving and delivering throughout New England for over 30 years. For all of your metal needs, fill out our online contact form or give us a call at (978) 658-1121.

Metal Fabrication: What Is It?

Metal fabrication is a critical manufacturing process that shapes metal into parts or end products using various techniques, with welding being just one of them. Although most people associate metal fabrication primarily with welding, it involves multiple methods to form sheet metal into diverse items. This process is essential for creating a wide array of products, ranging from paper clips to airplane components. It is integral to nearly every industry despite being widely misunderstood by the general public. In this blog, we will review what metal fabrication is and how this industry is so influential.

What Is The Metal Fabrication Process?

The metal fabrication process is done with precision, involving multiple steps that begin with design and end with a finished, functional part. Initially, businesses may provide a completed design or prototype, which is refined using Computer Aided Design (CAD) or Computer Aided Manufacturing (CAM) to create a 3D prototype. This phase not only ensures the product’s functionality but also clarifies the size, shape, materials, and finishing techniques needed. The fabrication step carried out with tools like shears, mills, lathes, and CNC machines, is a process that ensures every component is cut and shaped with utmost precision according to the design specifications. Finally, finishing processes such as grinding, deburring, heat treatment, and plating are applied to strengthen the product, while marking and printing add measurements, logos, and other required details, further enhancing the product’s quality and precision.

Types Of Industries That Use Metal Fabrication

Metal fabrication has diverse industry applications, including commercial and military aircraft parts, agricultural equipment, alternative energy components for solar, wind, and geothermal structures, automotive and recreational vehicle parts, construction materials and supports, food-safe processing and packaging equipment, consumer products like home appliances and car seats, military defense tools and communication equipment, and fracking tanks and pumps.

Examples Of Fabricated Metals

Most metal fabrication uses sheet metal up to 0.25 inches thick, which fabricators convert into products or tools by stamping, folding, shaping, or joining. Examples of products made from fabricated metal include hand tools, bolts, nuts, screws, cans, cutlery, pipes and pipe fittings, metal windows and doors, equipment attachments, and car parts.

Get A Free Metal Fabrication Quote From Markham Metals In New England

For your metal fabrication needs, contact Markham Metals, a precision metal fabricator based in New England, which has been serving the area for over 30 years. Our experienced engineers and fabricators create parts for a variety of industries, offering a wide range of services and value-added processing to serve as your one-stop shop for custom metal fabrication. Reach out today for a free quote by filling out our online contact form or giving us a call at 978-658-1121.

metal fabrication

Metal Materials Used In Metal Fabrication

Creating a custom piece is exciting. It allows you to get creative with designs, which means you can create beautiful, unique objects. Also, you have control over the choice of manufacturing materials, which will be influenced by the final product’s purpose, amongst other factors. While various types of metal exist, choosing the suitable material for metal fabrication is very important. For instance, if you use a material with high iron for an item that will be exposed to water, the final product will not be durable as it will most likely suffer from corrosion. To help make an informed decision, this article discusses some metal materials perfect for metal fabrication.

What Is Metal Fabrication?

Have you ever experienced the bending, melting, and shaping of metals? This process is known as Metal Fabrication. The entire process of metal fabrication involves manufacturing creative pieces from metal. This way, you can turn whatever metal you have into new, improved items for aerospace, automotive, spacecraft, etc. Every metal contains unique components that differentiate it from others.

Steel 

Most skilled professionals love to use steel because it is an alloy of carbon and iron. So, it has the combined properties of these two metals. As an alloy, it is strong, durable, and, most importantly, has a higher corrosion resistance when compared with iron.  The two main types of steel are stainless steel and carbon steel. Carbon steel is essentially an alloy of little iron and high carbon. On the other hand, stainless steel is an alloy of carbon steel and aluminum.

When Should You Use Steel For Metal Fabrication?

Generally, steel is an excellent material for creating strong and durable objects. Carbon Steel is stronger, more affordable, more malleable, and has higher heat resistance than stainless steel. However, it is heavier and more corrosive. Typically, carbon steel is an ideal metal for manufacturing sturdy tools, automobiles, appliances, powerplants, and so on. Although it may not be as solid and malleable as carbon steel, stainless steel contains chromium, making it highly corrosion-resistant. Also, it weighs less, making it an excellent choice for portable and water-resistant items like cooking appliances, roofing materials, windows, doors, kitchen sinks, etc. Unfortunately, stainless steel costs a lot more than carbon steel.

Aluminum 

As a pure metal, aluminum is an excellent material for metal fabrication because it seamlessly combines with metals with exceptional properties, such as magnesium, silicon, and chromium. Some of the alloys made from this metal are aluminum alloy 6061, a combination of aluminum, magnesium, and silicon, and aluminum alloy 5052, a combination of magnesium and chromium.

When Should You Use Aluminum For Metal Fabrication?

Aluminum’s properties make it stand out in metal fabrication. Because it is lightweight, aluminum is perfect for preventing heat and rust. Also, since it is not heavy, aluminum can be easily moved about, which helps to cut back on shipping expenses. Aluminum can be easily shaped and bent, and it is also durable. This metal is commonly used in industries like construction, aerospace, automobiles, and electronics. Most trains, window frames, spacecraft, and electronics have aluminum. 

Copper 

Both aluminum and copper share some similarities. However,  unlike aluminum, copper is famous for its use in electrical wiring and plumbing projects because of its ability to conduct electricity and heat. It has a unique reddish-brown tone and is used aesthetically in architectural design. It is an industrial metal because of its malleability and ductility.

Copper For Metal Fabrication

If the project’s goal is to stretch metals into wire during metal fabrication, then copper should be your choice. Compared to aluminum, copper is more of a conductive agent. While aluminum is more cost-effective because it is lightweight, copper requires a higher budget. 

Magnesium 

Because of its strength and weight, magnesium is mostly used in the aerospace and automotive industries. It is also commonly used in welding and manufacturing industries. Magnesium has unique properties that help prevent iron rust. It is silvery grey in color and shiny. However, when it burns, you may notice a white glow.

Metal Fabrication With Magnesium

Magnesium plays a unique role in metal fabrication. This metal desulphurizes steel to a point where it can undergo the fabrication process. The process of desulphurization improves the strength and malleability of your metal. However, magnesium is used in welding to repair defects or worn-up metal. There are some types of welding that magnesium can be used in, and the most frequent is TIG (Tungsten inert gas) welding. Generally, magnesium is very useful in metal fabrication.

Contact Markham Metals For Metal Fabrication In New England

Changing raw materials to finished products for commercial purposes involves a lot of creativity and technicality. Metal fabricators are at the core of most manufacturing and construction procedures, which most people enjoy. Need specific information on metal fabrication and its processes? Markham Metals can provide all the assistance you need. Please book a consultation today by filling out our form and calling us at 978-658-1121.

metal alloy

What Is the Most Commonly Used Metal Alloy?

Alloys have become essential in the metal industry for their use on diverse occasions. They are used in construction and in producing household materials due to their numerous properties. This article highlights alloys and the most commonly used alloys in today’s market. 

What Is an Alloy?

An alloy is a metal consisting of two or more metals or nonmetals to alter its lattice structure and offer features that are more native to itself. While metals are used, nonmetals with design skills are also included. 

There are two main types of alloys: substitutional and interstitial. In substitution alloys, the alloying compound completely replaces the occupying atom, such as brass or bronze. In contrast, in interstitial alloying, the alloys fit right into the lattice structure and possess similar features. 

Types Of Alloys

There are different types of alloys available on the commercial market for purchase. Among them are the following: 

Brass

Brass is the alloy produced when copper and zinc are combined. It is one of the popular non-ferrous alloys known for its impeccable features. Brass is non-tarnish and has little friction, which makes it easily malleable. Its malleability allows it to be used in creative production processes like pot and pan making or producing particular equipment parts. Alternative brass alloys have been combined with metals like iron, lead, and even silicon.  

Bronze

Bronze is a pioneer among other alloy variants. It paved the way for the creation of present-day alloys and became a substantial piece of civilization during the Bronze Age. Compared to other alloys, bronze is made wholly from copper and tin instead of iron. Despite its prolonged use, bronze still has a lot of relevance in the present day as it is used in producing musical instruments and electrical parts. It is highly futile, and its gold shine comes from the compound patina, where bronze is exposed to oxygen. 

Aluminium Alloy

Aluminum may be a stable metal alone; however, it is not durable for demanding applications, hence the need for an alloy. Aluminum alloy is a durable choice for many demanding applications and is also one of the most commonly used non-ferrous alloys in the construction industry. Aluminum alloys are used primarily in electrical connections, automotive external parts, and solar generation materials. 

What Is the Most Commonly Used Alloy?

Many commonly used irons include brass, steel, carbon fiber, aluminum, and zinc. However, in the industry, steel is the most widely used alloy. 

Why Is It The Most Commonly Used Alloy?

Steel is the most commonly used alloy in the construction and manufacturing industries. Being an iron alloy, steel has a negligible carbon content of about 1% and is accessible from other metal impurities, affecting its quality. Since pure iron is dense and prone to oxidative corrosion, steel is preferred for professionals looking to harness iron’s impeccability without accommodating its drawbacks. There are versatile variations of steel, including stainless steel and alloy steel. Carbon steel and tool steel. 

Contact Markham Metals For Fast Metal Delivery In New England

Alloys are more than combined metals; they are essential in every construction and manufacturing process. If you need alloy building materials, you must use your knowledge of metalwork to get the best, as good-quality metals produce good-quality structures. It would help if you chose Markham Metals, a leading supplier of alloys for over 30 years and other metal products. Contact us by calling 978-658-1121 or filling out our contact form for the best metals and alloys. 

 

Importance of metal alloys

Copper V.S. Aluminum: Which Is the Better Conductor of Heat?

Copper and aluminum are indispensable metals used during different production processes. These two metals are used to manufacture items that almost everybody uses. But you might wonder: When it comes to heat conductivity, which of these essential metals is superior? To understand this, we must look into the heat transfer science between both metals. This blog will give a detailed analysis of the better heat conductor between copper and aluminum. 

Understanding Thermal Conductivity

A metal’s thermal conductivity relates to its ability to conduct heat. Conducting heat is a vital quality that a metal possesses. It is a factor that counts in the production process, especially for cooling systems. Atomic motion within a substance is fundamentally what controls its thermal conductivity. The lattice effect makes copper and aluminum crystalline structures exceptional heat conductors. It is worth mentioning that thermal conductivity is subject to change with the influence of temperature and alloy composition.

The Metal that Best Conducts Heat

Although both metals perform well in conducting heat, copper still stands out best. Its capacity to conduct heat is second to none and is many steps ahead of aluminum. Aluminum thermal conductivity is about 237 W/mK (watts per meter kelvin) compared to copper with roughly 401 W/mK. This is why manufacturers can only use copper for cooking utensils and HVAC system production. Heat dissipation is critical, and only a metal that can conduct the highest amount of heat will function effectively for this purpose. It deals with tasks requiring heat control due to its outstanding thermal conductivity.

Real-World Application of Copper and Aluminum

Many manufacturers exhibit applying these metals’ thermal conductivity across different production activities. This further highlights the importance of copper and aluminum to human existence. Copper is used to produce electronic components like smartphone batteries and computer processors. Its presence ensures effective scattering of heat for endurance and optimal performance. Like copper, automotive engineering utilizes aluminum because it is not a heavy metal, and its thermal conductivity is superb. It is the ideal metal for heat exchangers and specific engine parts, contributing to higher fuel efficiency.

Contact Markham Metals For Custom Copper & Aluminum Fabrication In New England

Copper and aluminum are vital metals. Because of their exceptional thermal conductivity, they are critical in manufacturing heat-generating products. When heat conduction is of high importance, copper remains the best. However, when items do not necessarily need to conduct heat, aluminum performs fine and offers durability. That shows the importance of adopting proper materials for thermal management demands. Markham Metals has a proven track record of over 30 years of delivering effective solutions tailored to diverse industries. Contact us today by filling out our contact form or calling us at 978-658-1121!