Skip to main content

Nickel-based alloy seamless pipe

Nickel-based alloys are alloys that have a combination of high strength and certain resistance to oxidation and corrosion at high temperatures of 650 to 1000 °C. Nickel alloy seamless tubes are widely used in petroleum, chemical, high pressure boilers, nuclear power, aviation, marine engineering, environmental engineering and other fields.
Compared with ordinary stainless steel, nickel-based alloys have superior high temperature resistance, corrosion resistance and high strength properties. It is suitable for strong acid and alkali and high temperature environments under severe conditions.
According to the main performance, it can be divided into nickel-based heat-resistant alloy, nickel-based corrosion-resistant alloy, nickel-based wear-resistant alloy, nickel-based precision alloy and nickel-based shape memory alloy.
Nickel-based heat-resistant alloy: nickel-chromium (Ni-Cr) alloy, the main alloying elements are chromium, tungsten, molybdenum, cobalt, aluminum, titanium, boron, zirconium and the like. Among them, Cr, Ai and the like mainly play an antioxidant role, and other elements have solid solution strengthening, precipitation strengthening and grain boundary strengthening. Typical representative materials are: Incoloy alloys such as Incoloy 800, Inconel 600 and the like.
Nickel-based corrosion-resistant alloy: The main alloying elements are copper, chromium and molybdenum. Has a good overall performance, resistant to a variety of acid corrosion and stress corrosion. These nickel-based corrosion-resistant alloys are mainly used in the manufacture of various corrosion-resistant environmental parts such as petroleum, chemical, and electric power. Typical representative materials are: Hastelloy, that is, Hastelloy, such as Hastelloy C-276; Monel alloy, Monel, Bimenel 400, and the like.
Nickel-based wear-resistant alloy: The main alloying elements are chromium, molybdenum, tungsten, and also a small amount of antimony, bismuth and indium. In addition to its wear resistance, it is also resistant to oxidation, corrosion and welding.
Nickel-based precision alloys include nickel-based soft magnetic alloys, nickel-based precision resistance alloys, and nickel-based electrothermal alloys.
Nickel-based shape memory alloy: a nickel alloy containing 50% (at)% of titanium. Its recovery temperature is 70 ° C, shape memory effect is good. It is mostly used to manufacture self-expanding structural parts used in spacecraft, self-exciting fasteners used in the aerospace industry, and the like.
With the development of the global industry, especially for some special environments or special requirements, the performance requirements for seamless pipes will become higher and higher. Ordinary stainless steel seamless pipes can not meet the demanding requirements, and the superior performance of nickel-based alloy seamless pipes makes them more and more in future applications!
Links to Lord Fin Tube:

Comments

Popular posts from this blog

What is tube sheet layout?

What is tube sheet layout? A tube sheet is a component used in shell and tube heat exchangers and other types of heat transfer equipment. It is a flat plate with holes drilled in it, through which tubes are inserted and secured. The tube sheet serves as a barrier between the two fluids, allowing heat to be transferred from one to the other. The layout of the tube sheet depends on the design of the heat exchanger, which includes the number of tubes, the size of the tubes, and the spacing between the tubes. The layout is typically determined using computer-aided design (CAD) software, which can optimize the placement of the tubes to achieve the desired heat transfer performance. In general, the tubes are arranged in a triangular or square pattern on the tube sheet. The triangular pattern is often preferred because it provides better support for the tubes and reduces the risk of vibration and damage. The spacing between the tubes is also important, as it affects the flow rate and pressure...

What is aluminum finned tubes?

What is aluminum finned tubes? Aluminum finned tubes are a type of finned tube air heat exchanger that uses aluminum fins attached to a tube made of a different material, such as copper or steel. The aluminum fins are typically extruded or formed to increase the surface area of the tube, which in turn increases the efficiency of heat transfer. Aluminum finned tubes are commonly used in HVAC systems, as well as in industrial and power plant applications. They are preferred over other types of finned tubes in some applications because they are lightweight, corrosion-resistant, and have good thermal conductivity. Additionally, aluminum is relatively inexpensive compared to other metals commonly used in heat exchangers, such as copper and stainless steel. The specific properties of aluminum finned tubes can vary depending on the alloy used to make the fins. For example, aluminum fins made from alloys such as 6061 and 3003 have good corrosion resistance and thermal conductivity, while those...

What is the difference between pipe bends and elbows?

Bends and elbows are fittings used to change the direction of a pipe. These two kinds of pipe fittings have a wide range of applications in construction, but in actual use, the performance of pipe bends and elbows is different, and elbows are used much more than pipe bends. What is the difference between pipe bends and elbows? An elbow is a pipe part with a bend, which is a commonly used pipe part. Bends are usually manufactured to specific needs. Compared with the elbow, the elbow is much longer and is a curved pipe, while the elbow is only a part that changes the direction of the pipe. Although both are components that change the direction of the pipeline, there are many differences between these two components. 1. Different manufacturing processes for  pipe bends and elbows In the manufacturing process cold and hot bent pipes can be made of pipe bends, which directly bent by the pipe bending machine, and the  bent pipe  can be manufactured at one time without secondary...