pipe used in bridge construction project

Casing coupling is a short pipe applied in connecting two casing pipes which have threads. The pipe coupling has internal threads machined to match the external thread of the long joints of casing.

ASTM A179 and ASTM A192 are specifications for carbon steel pipes used in different applications.

Seamless steel pipes are widely used in various fields, such as petroleum, chemical, natural gas, electric power, shipbuilding, papermaking, food and other industries.

ASTM A182 F44 socket welding pipe fittings are an important accessory for high-pressure pipeline connections. They are mainly formed by die-forged blanks of round steel or steel ingots.