TIANJIN BEST TRADE CO., LTD

  With so many different options on the market, it can be tricky to decide which types of metal roofs are best for your home or building. From classic copper to innovative steel, each type of metal roofing material has its own unique advantages. Types of Metal Roofs When you hear the phrase “metal roof,” your thoughts likely go towards a steel roof, but the term encompasses a much larger variety of materials. Depending on your location and environment, the type of material will be a crucial first step in deciding which direction to go. While an aluminum roof is an excellent option for resisting rust in salty, coastal regions, it’s durability factor can be much lower than other materials. Steel, copper, and zinc metal roofing materials also have their own pros and cons. Copper Roofing Considered to be the grandfather of metal roofing, copper roofs have been used for centuries around the world. Copper is an extremely long-lasting metal that in ideal environments, can last well over 200+

Seamless Pipe Product Description The seamless pipe is called seamless steel pipe  because it has no welds. Seamless Pipe are derived from solid steel that is in sheet or bar form and is formed into a solid round shape known as “billets” which are then heated and cast over a form such as a piercing rod to create a hollow tube or shell. These kinds of pipes are known for their ability to withstand pressure more efficiently in comparison to other methods of pipe manufacturing processes , as well as being fast and cost-effective. Seamless pipes are generally used in gas lines, as well as pipes that carry liquids. The specific production process is as follows: (1) The seamless tube  is made of cylindrical steel rod. Heat the rod to a high temperature and insert the probe to form a hole in the cylinder. (2) Transfer the cylinder to the rollers, which size the cylinder to the specified diameter and wall thickness. Product: Seamless pipe Size: 1/2"-20" 21.3MM-508MM Surface: Hot dipp