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However, an advantage of steel siding can be its dent-resistance, which is excellent for regions with severe storms—especially if the area is prone to hail. Embossed metal siding on 1890s building. The first architectural application of aluminium was the mounting of a small grounding cap on the Washington Monument in 1884.
When boards are cut from a log, they are usually rip cut along the length (axis) of the log. This can be done in three ways: plain-sawing (most common, also known as flat-sawn, bastard-sawn, through and through, and tangent-sawn), quarter-sawing (less common), or rift sawing (rare).
Plain sawn (flat sawn, through and through, bastard sawn) – A log sawn through without adjusting the position of the log and the grain runs across the width of the boards. Quarter sawn and rift sawn – These terms have been confused in history but generally mean lumber sawn so the annual rings are reasonably perpendicular to the sides (not ...
Later, the boards were radially sawn in a type of sawmill called a clapboard mill, producing vertical-grain clapboards. The more commonly used boards in New England are vertical-grain boards. Depending on the diameter of the log, cuts are made from 4 + 1 ⁄ 2 to 6 + 1 ⁄ 2 inches (110 to 170 mm) deep along the full length of the log.
A hand saw that has a steel reinforced spine to add rigidity and strength to the saw plate. Typically used in a miter (mitre) box, this saw is used for cross cuts. bandsaw A powered saw which utilizes a band of steel that has been joined at the ends to create a loop and has teeth cut into one edge.
Sawn lath became popular after the introduction of the circular saw in the 19th century. Roof laths span across between the rafters and support the wood shingles. A lath or slat is a thin, narrow strip of straight- grained wood used under roof shingles or tiles, on lath and plaster walls and ceilings to hold plaster, and in lattice and trellis ...