Steel pipes are long, hollow tubes that are used for a variety of purposes. They are produced by two distinct methods which result in either a welded or seamless pipe. In both methods, raw steel is first cast into a more workable starting form. It is then made into a pipe by stretching the steel out
We are Tianjin ZJY Steel pipe company.Tianjin zjy Steel Pipe Group was founded in 2003. Our company has the most advanced welded pipe production line and supporting energy-saving facilities.All products have passed ISO9001 international quality management system certification. Since 2009, we have wo
Steel having a hollow section much longer than its diameter or circumference. According to the sectional shape, it can be divided into round, square, rectangular and special-shaped steel tubes; According to the material is divided into carbon structural steel pipe, low alloy structural steel pipe, a
We are Tianjin ZJY Steel pipe company.Tianjin zjy Steel Pipe Group was founded in 2003. Our company has the most advanced welded pipe production line and supporting energy-saving facilities.All products have passed ISO9001 international quality management system certification. Since 2009, we have wo
Steel PipesSteel pipes are the most commonly used pipes in water supply systems. They are also used in pipelines for natural gas, and sewerage systems. Although comparatively expensive to other pipes, they hold the advantage of being able to withstand high pressures and are available in more conveni
Introduction of ASTM A53ASTM A53(also referred to as ASME SA53 pipe) is a carbon steel alloy, which can be used as structural steel or for low-pressure pipelines and is also acceptable for ordinary uses in steam, water, gas and air lines.