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Despite their numerous advantages, FRP ducts do have some limitations that are worth consideringfrp duct. For example, while FRP ducts are highly resistant to corrosion, they are not as fire-resistant as metal ductwork. As a result, special precautions may need to be taken to ensure the safety of a building with FRP ducts in the event of a fire.

One of the most common types is API Grade K50 drill rod steel, adhering to the standards set by the American Petroleum Institute (API). This grade is known for its superior tensile strength, fatigue resistance, and toughness, making it ideal for deep drilling applications. Other grades, like H13 and D2, are also utilized based on the specific drilling requirements and environmental factors Other grades, like H13 and D2, are also utilized based on the specific drilling requirements and environmental factors Other grades, like H13 and D2, are also utilized based on the specific drilling requirements and environmental factors Other grades, like H13 and D2, are also utilized based on the specific drilling requirements and environmental factorsdrill rod steel.