Electrode Storage

Impact of Uncontrolled Humidity

Uncontrolled humidity can significantly impact welding quality and lead to various defects, jeopardizing the safety, reliability, and appearance of welded structures.

Consequences of High Humidity

The effects of uncontrolled humidity on welding include:

● Unsafe and unreliable welds: Poor quality welding due to humidity-induced defects can compromise the structural integrity of welded components, posing safety risks.

● Danger for heavy machinery and large structures: Weak welds are particularly hazardous for heavy machinery and large structures, as they may fail under stress, leading to accidents or structural collapse.

● Flawed finish: Welding defects caused by high humidity result in a flawed finish, affecting the aesthetic appeal and overall quality of welded products.

Additional Effects

In addition to safety and reliability concerns, welding defects can also lead to increased costs and delays in fabrication and maintenance projects.

Causes of Uncontrolled Humidity

The susceptibility to welding defects caused by increased hydrogen from atmospheric exposure depends on various factors such as electrode manufacturer, packaging method, storage time, and diameter. Factors like electrode fill percentage, joint tightness, manufacturing process, fluxing ingredients, and lubricant types also influence moisture absorption rates.

To prevent welding defects and ensure quality welds, it is crucial to maintain a relative humidity of 40±5% RH at ambient temperature during electrode manufacture, packaging, and storage.

Solution

Josem offers effective solutions to mitigate welding defects caused by uncontrolled humidity:

● Josem Dehumidifiers: Josem’s range of desiccant dehumidifiers ensures longer shelf life of electrodes and eliminates welding defects by maintaining optimal humidity levels during storage and usage.

● Success Stories: Josem’s desiccant dehumidifiers have been successfully implemented at various renowned companies, including L&T, Philips, Alsthom Power, Cochin Shipyard, and Indian Oxygen, ensuring quality welding electrode storage and production processes.