weld thickness
81Stainless steel — Iron alloy phases Ferrite (α iron, δ iron) Austenite (γ iron) Pearlite (88% ferrite, 12% cementite) …
82Tuff — (from the Italian tufo ) is a type of rock consisting of consolidated volcanic ash ejected from vents during a volcanic eruption. Tuff should not be confused with tufa , another type of rock. Volcanic ashThe products of a volcanic eruption are… …
83Sultana (steamboat) — The steamboat Sultana was a Mississippi River paddlewheeler destroyed in an explosion on 27 April, 1865. This resulted in the greatest maritime disaster in United States history. An estimated 1,800 of the 2,400 passengers were killed when one of… …
84Spring (device) — Helical or coil springs designed for tension Compression sp …
85Permanent way — The permanent way means the physical elements of the railway line itself: generally the pairs of rails typically laid on sleepers embedded in ballast, intended to carry the ordinary trains of a railway. This page describes British practice and… …
86Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …
87Boat building — Boat building, one of the oldest branches of engineering, is concerned with constructing the hulls of boats and, for sailboats, the masts, spars and rigging.Parts* Bow the front and generally sharp end of the hull. It is designed to reduce the… …
88Battle of the Denmark Strait — Infobox Military Conflict conflict=Battle of the Denmark Strait caption=Bismarck firing at HMS Prince of Wales, shortly after the sinking of HMS Hood on the 24 May 1941. partof=World War II date=May 24 1941 place=Denmark Strait result=German… …
89Scarf joint — A scarf joint (also known as a scarph joint) is a method of joining two members end to end in woodworking or metalworking. The scarf joint is used when the material being joined is not available in the length required. It is an alternative to… …
90English Wheel — The English Wheel (or Wheeling Machine British English usage), is typically a manually operated metalworking apparatus, (used in car restoration, NASCAR racing car construction, and aviation amongst other uses), that allows a craftsman to form… …
