The (longitudinal centerline of the weld) and the weld face (exposed surface) determine the position. The difficulty increases when welding against gravity (vertical or overhead) versus flat or horizontal positions.
| Designation | Type | Axis Orientation | Weld Face Orientation | Difficulty Level | | :--- | :--- | :--- | :--- | :--- | | | Flat | Horizontal | Horizontal (Up) | Low | | 2G / 2F | Horizontal | Horizontal | Vertical | Moderate | | 3G / 3F | Vertical | Vertical | Horizontal/Side | Moderate-High | | 4G / 4F | Overhead | Horizontal | Horizontal (Down) | High | | 5G | Pipe (Fixed) | Horizontal | Rotating 360° | High | | 6G | Pipe (45° Fixed)| 45° Inclined | Rotating 360° | Very High | welding positions diagram
In modern construction and manufacturing, the ability to weld in various orientations is critical to structural integrity. A "welding position" refers to the specific orientation of the weld joint relative to the welder and the force of gravity. Because gravity affects the behavior of the molten weld pool, different positions require distinct techniques, amperages, and manipulative skills. The (longitudinal centerline of the weld) and the
The or 1F position, also known as "downhand" welding, is the easiest and most common starting point for beginners. 5 Types of Welding Positions: 1g, 2f, 3g, 4g... - EZIIL A "welding position" refers to the specific orientation
A welding positions diagram typically illustrates these positions and is used as a reference guide for welders to ensure proper technique and quality.