API 7-1

Comprehending The Occurrence And Prevention Of Corrosion

Buildings, machinery, and equipment corrode, costing multiple industries an estimated $7 billion each year. To get it fixed, we must understand the root cause of the corrosion. Only then can one get the effective steps to prevent and combat it.

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Corrosion Costs That A Management Team Must Consider:

  • It could be direct loss or damage to metal structures. Take how hot water can corrode a tank. It just then gets scrapped.
  • Any metal surface that should be painted every few years to control corrosion also falls into this area. So it is necessary that the inspection equipment like Thread gage must be painted and calibrated and managed periodically as per API 7-1 spec.
  • There are also indirect losses that could occur due to corrosion. For example, they may result from leakage and fires. In addition, explosions that may occur from leakage, power failures, facility shut down, or labor losses are indirect results of corrosion.

The first step to control such occurrences of costs requires one to understand the base of corrosion and what causes it.

What Causes Corrosion?

  • Rust

Iron or steel corrodes naturally, and the active ingredient which makes it possible is iron oxide, or what we call rust. When these materials are exposed to moisture and oxygen, it starts withdrawing to their natural state, making them rusty and corroded.

  • Electrolyte

It is one of the major reasons why steel or iron-made equipment can get corroded. It is a liquid or any water-containing substance that holds the ability to deteriorate the metal it has been applied to. These elements serve as an efficient electric conductor.

Corrosion Control

How To Control The Corrosion?

To make steel and other metals useful in the construction and manufacturing industry, one has to maintain the incorporation of corrosion-protection practices. Here are some ways in which you can manage it.

  • Use suitable current generating equipment and controls to reproduce a current equal strength. However, it will flow in the opposite direction.
  • Use a sacrificial metal to prevent the spread of rust between two similar metallic equipment. Take since or magnesium, for example.
  • One can choose to cover the equipment using sacrificial material as well. It is called galvanizing of the equipment.
  • Primers are also one of the most significant ways to prevent corrosion.

Ending note:

Choosing a rust-proof coating is as important as how to keep your equipment safe from the clutches of erosion. So now that you know what may harm the machinery and how to prevent it get to it.

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