A purlin (or historically purline, purloyne, purling, perling) is a longitudinal, horizontal, structural member in a roof. In traditional timber framing there are three basic types of purlin: purlin plate, principal purlin, and common purlin.

2022年9月27日 · In structural engineering, construction, and architecture, a purling – also defined historically as purline, per line, purloined, or purling – is a horizontal bar or beam whose purpose is the structural support of the buildings. The purlins are commonly constructed in …

2025年1月16日 · A purlin is a horizontal structural member that supports and stabilizes a building’s roof and wall structures. Typically made from wood or metal, with metal being more common due to its durability and resistance to fire and pests, purlins distribute loads from the roof or floor to the beams and columns.

2024年12月19日 · A purlin is a horizontal structural component in a building that provides support for the roof or wall sheeting. Typically installed parallel to the building’s ridge or eaves, purlins span between the main roof beams or trusses to form a stable support system.

2021年3月31日 · What Is A Metal Purlin? A metal purlin is a lightweight, horizontal beam or bar that is used for structural support in roofing. In addition to providing support, metal purlins also increase a building’s resistance to heavy winds. Purlins are a key component to the secondary frame of commercial, residential and industrial metal buildings.

What Is A Purlin On A Metal Building? A purlin in the context of a metal building refers to a horizontal structural member that provides support to the roof. It is typically made of steel or timber and is placed parallel to the main roof rafters.

2023年8月3日 · A purlin is a horizontal structural member in a roof that supports the roof covering and transfers the load to the primary roof framing. It provides additional support and stability to the roof structure.

2023年11月30日 · Purlins are horizontal structural devices supporting roof decking in a metal roofing or steel frame construction. They are typically made of steel or aluminum and are installed perpendicular to the rafters or trusses.

2024年12月11日 · Explore the essentials of purlins, including their types, materials, and installation methods for effective structural support. Purlins are essential components in the structural framework of roofs and buildings, providing support to roofing sheets.

Found in most large structures, purlins are the horizontal beams that provide structural support to a building by helping to pass roof loads to other major structural elements.