Welding hoses are often color-coded to differentiate between different gases and their specific use. For example, oxygen hoses might be green or black, while acetylene hoses might be red. This color coding helps prevent mix-ups and ensures safe usage of gases.

Reinforced Cord: Some welding hoses may include an additional layer of reinforced cord in between the inner tube and outer cover. This cord provides extra strength and stability to the hose.

Couplings and Fittings: The ends of welding hoses are usually fitted with specific couplings or fittings that connect to welding equipment, welding hose manufacturers regulators, torches, and other components. These fittings are often made of metals like brass for durability and compatibility with the welding environment.

When selecting a welding hose, it's important to choose one that is designed for the specific type of welding process you will be undertaking and the gases you will be using. Additionally, hoses should be regularly inspected for signs of wear, cracking, or damage to ensure they remain safe and effective for use in welding operations.