WES Evaluation for CANADA IMMIGRATION. By cnugadu, December 26, 2017 in Discussions
List of timber framing tools. Illustration of carpentry (charpente) in the French EncyclopÃ©die showing hewing, mortising, pit sawing on trestles. Tools include dividers, axes, chisel and mallet, beam cart, pit saw, trestles, and bisaigue . The men talking may be holding a story pole and rule (or walking cane). Shear legs are hoisting a timber. Below, the sticks on the log are winding sticks used to align the ends of a timber.
Different cutting tool materials used for cutting operations in practice are high carbon steel, high speed steel, non -ferrous cast alloys, cemented carbides, ceramics and sintered oxides, ceremets, diamond, cubic boron nitride, UCON and sialon. 1. High Carbon Steel tools. 1  Its composition is C = 0.8 to 1.3%, Si = 0.1 to 0.4% and Mn = 0.1 to 0.4%. 2  It is used for machining soft metals like free cutting steels and brass and used as chisels etc. 3  These tool loose hardness above 250Â° 4 C. Hardness of tool is about Rc 5  = 65. Used at cutting speed of 5m/ min.