... pipe fittings HIGH-PRESSURE, MEDIUM-PRESSURE,LOW-PRESSURE, CARBON STEEL, ALLOY STEEL AND STAINLESS STEEL ELBOWS, TEES, REDUCERS, CAPS, BENDS.PRODUCTION STANDARDSASME; ANSI B16 ... , MEDICINE, ELECTRIC POWER, ASTRONAUTICS, WAR INDUSTRY, FIRE PREVENTION, METALLURGY, SHIPBUILDING, FUEL GAS, NUCLEAR ELECTRICITY, URBAN CONSTRUCTION, HOT-WATERHEAT AND ENVIRONMENTAL PROTECTON ...