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Prefabricated Nickel Coated Pipe Spools

Prefabricated nickel coated pipe spools are carbon or low-alloy steel piping sections, fabricated to drawing and nickel plated to resist corrosion. They are used in refineries and petrochemical plants, especially on small-bore pipe where weld overlay cladding is difficult. Ultraweld Coat manufactures them in Pune.

At Ultraweld we are Prefabricated Nickel Coated Pipe Spools Manufacturer in Pune. We are providing top quality pipe spools where you find top results in your industrial operations. In some common applications where weld cladding is challenging to achieve, particularly for tiny bore pipes, nickel-coated pipe spools are utilized in the petrochemical and refinery industries. When compared to welded cladding, nickel plating is also a more cost-effective material. Additionally, nickel plating offers weld cladded spools with a superior surface polish. There are some applications where pure nickel plating is crucial, such as weld cladding, where minimal iron is applied together with another alloying element to meet the weld ability requirements.

  • Inside pipe surface mirror finish compared to weld overlay cladding.
  • Plating is possible for 2” to 4” size fittings where weld overlay is physically impossible.
  • Frictional resistance is very low, hence pressure drop is minimal.
  • No heat treatment required after nickel plating as it is done at 90 deg C.
  • Plating thickness is very uniform throughout inside of spools.

Find the best Prefabricated Nickel Coated Pipe Spools Suppliers in Pune, at Ultraweld Coat where you meet all your industrial pipe spools needs. If you are finding the best Prefabricated Nickel Coated Pipe Spools Manufacturer in Pune, then contact us for your all pipe spools needs.

Prefabricated Nickel Coated Pipe Spools Range

We offer custom nickel electroplating on pipes and fittings where weld overlay is physically constrained or cost-prohibitive:

Pipe Plating
Pipe Plating

Inside surface nickel plating for pipe diameters from 2" to 36", offering a highly uniform corrosion barrier.

Elbows Plating
Elbows Plating

Plating elbows and bends where weld overlay is physically constrained, providing mirror-like inner surface.

Flanges Plating
Flanges Plating

Seamless plating on flange faces and sealing grooves to ensure leak-proof and corrosion-resistant connections.

Fittings & Spools Plating
Fittings & Spools

Plating for Tees, Reducers, Weldolets, and complete prefabricated pipe spools, customized for refinery pipelines.

Frequently Asked Questions Regarding Prefabricated Nickel Coated Pipe Spools

What is the nickel plating process?

Nickel is applied by electroplating. The pipe or fitting is immersed in a plating bath and an electric current deposits a layer of nickel on the steel surface, giving a continuous corrosion-resistant coating.

What kinds of fixtures and equipment are there that can be plated?

Pipes, elbows, weldolets, flanges, reducers and pipe caps can all be nickel plated. That covers the components of a typical pipe spool, so a complete spool can be given the same corrosion protection.

Is it possible to weld nickel-plated pipe spools on site?

As long as the site connection is properly prepared by internal weld overlaying at least 50 mm from the projected weld seam before nickel plating, nickel-plated pipe spools can be welded on location. Using certified WPS, nominal length adjustments for fitment can be made at the site and picked up for site welds. Nevertheless, welding and pipe spool cutting at random lengths are not feasible.

Is the coating procedure done in a cold or hot manner?

Nickel plating is an electroplating process carried out in a plating bath; it is not a hot-dip or thermal spray process. The steel is not raised to a high temperature during plating, so the pipe does not distort. A stress-relief heat treatment follows the plating.

Is heat treatment required for nickel plating following the plating process?

Yes. After nickel plating, the component is stress relieved at 190–200 °C for 120 minutes.

What kinds of materials can nickel plating be applied to?

Nickel plating is an option for all C.S. materials (SA 106, SA 105, SA 516) and LAS materials (SA 387, SA 335, SA 182 Gr.F11, F12, etc.).

What is the typical coating thickness?

The coating thickness is set by the job specification. Ultraweld Coat can offer nickel plating up to 400 microns thick.

What level of surface polish is necessary before coating?

Before nickel plating, the surface is grit blasted to remove loose material, mill scale and dirt. A clean, uniformly prepared surface is what allows the nickel layer to bond properly to the steel.

Does the nickel plating get affected when spools are stressed out?

No. Stress relieving the welded spool at 720 °C has no effect on the nickel plating.

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