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A beta version of RuneScape 2 was released to paying members for a testing period beginning on 1 December 2003, and ending in March 2004. [62] Upon its official release, RuneScape 2 was renamed simply RuneScape, while the older version of the game was kept online under the name RuneScape Classic.
Upsetting is the process of making metal thicker in one dimension through shortening in the other. One form is to heat the end of a rod and then hammer on it as one would drive a nail: the rod gets shorter, and the hot part widens. An alternative to hammering on the hot end is to place the hot end on the anvil and hammer on the cold end.
Rosin used as flux for soldering A flux pen used for electronics rework Multicore solder containing flux Wire freshly coated with solder, held above molten rosin flux. In metallurgy, a flux is a chemical reducing agent, flowing agent, or purifying agent.
Some officials of the medieval Eastern Roman Empire carried maces for either practical or ceremonial purposes. Notable among the latter is the protoallagator, a military-judicial position that existed by about the 10th century A.D. and whose symbols of office were reported by the Palaiologan writer Pseudo-Kodinos in the 14th century to include a silver-gilt mace (matzouka).
In others longer bars or rods of steel and iron might be welded together, edge to edge, to create the basic billet placing the softer iron inside with the steel at the core and edges. Once the billet is created it is drawn out farther, generally tapering to the edge(s) and point.
The pig iron contains more than 2% carbon. The high-carbon steel has about 1–1.5% carbon while the low-carbon iron contains about 0.2%. Steel that has a carbon content between the high and low carbon steel is called bu-kera, which is often re-smelted with the pig iron to make saga-hagane, containing roughly 0.7% carbon. Most of the ...