iron-chromium stainless steel
41Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta …
42Arc welding — uses a welding power supply to create an electric arc between an electrode and the base material to melt the metals at the welding point. They can use either direct (DC) or alternating (AC) current, and consumable or non consumable electrodes.… …
43Ferrochrome — aka. FeCr is a corrosion resistant alloy of chrome and iron containing between 50% and 65% chrome. It is a finishing material which contains about 50 70% (depending on ore used a the producer) chromium alloyed with iron. Most of the world s… …
44Galvanic corrosion — This new manifold for water meters has replaced the old one after 4 years of use, having been connected directly to a copper pipe in the building (0.85 V of potential difference, see the point of corrosion in the bottom left). With a PVC battery… …
45Nickel — This article is about the chemical element. For other uses, see Nickel (disambiguation). cobalt ← nickel → copper ↑ Ni ↓ Pd …
46Mexican peso — MXN redirects here. For the airport with that IATA code, see Morlaix Ploujean Airport. Peso redirects here. For the Philippine currency, see Philippine peso. Mexican peso …
47crystal — crystallike, adj. /kris tl/, n., adj., v., crystaled, crystaling or (esp. Brit.) crystalled, crystalling. n. 1. a clear, transparent mineral or glass resembling ice. 2. the transparent form of crystallized quartz. 3. Chem., Mineral. a solid body… …
48Crystal — /kris tl/, n. 1. a city in SE Minnesota, near Minneapolis. 25,543. 2. a female given name. * * * I Any solid material whose atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry. Each of a crystal s… …
49Harry Brearley — (February 18, 1871 ndash; August 12,1948) was the inventor of rustless steel (later to be called stainless steel ). He was born in Sheffield, England. LifeBrearley had humble beginnings as the son of a steel melter. He left school at the age of… …
50Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …
