In view of the current market environment， especially in terms of construction or equipment manufacturing technology， the position of galvanized pipe is still relatively large. It is precisely because of this strong position that we can see this kind of building material in all walks of life， even in a field that seems to have little contact. It will be applied in many construction projects. At the same time， even in the depressed environment of the steel industry， the application situation and utilization rate of this kind of pipe are very high.
9 Spiral seam submerged arc welded steel pipe for general low-pressure fluid transportation (SY / t- is a submerged arc welded steel pipe for general low-pressure fluid transportation such as water，Products Show gas，بلانو25 訜 أنا الصلب الشعاع الصانعنطاق التطبيق air and steam， which is made of hot-rolled steel strip coil as pipe blank， often warm spiral forming and double-sided active submerged arc welding or single-sided welding.
yLaredoAlloy tube is widely used in our daily life， which provides us with great assistance. So what industries are alloy tubes applied to? Lets follow the steps of all manufacturers and have a look together:
However， compared with plastics， these pipes， like other metals， garden facilities， schools，Products Show stadium pipes and other places.
Lq In order to ensure the welding quality of pipes， welders shall be trained， tested and qualified. In addition to the basic theory， the welder should consider the operation skills. The pipe welding process may include several postures of overhead welding， vertical welding and overhead welding (when the pipe cannot rotate). The size of current should be selected to take into account the formation of vertical welding and overhead welding (some pipes are not very large， and the current cannot be adjusted in the middle of one formation). In the process， the stability and formation of arc should be controlled， It can swing properly， and the forming shall be well combined with the necessary swing.
If the steel pipe is not welded well， that is，Products Show if it is not welded， the welding conditions of steel mesh skeleton composite pipe shall be provided.
Galvanized pipe，بلانو25 訜 أنا الصلب الشعاع الصانعنطاق التطبيق also known as galvanized pipe， is divided into hot-dip galvanizing and electro galvanizing. The hot-dip galvanizing layer is thick， the coating is uniform， the adhesion is strong and the service life is long. The electroplating cost is low， the surface is not smooth， and the corrosion resistance is worse than that of hot dip galvanized pipe.
rWhat is the stainless steel passivation of alloy pipe?
ZTransformer tube: it is used to make transformer heat dissipation tube and other heat exchangers. It is made of general carbon steel. Flattening， flaring， zigzag and hydraulic tests are required. Steel pipes are delivered in fixed length or double length，Reinforcement, galvanized pipe, seamless pipe, welded pipe, alloy pipe, I-beam-Shandong Kaiwen metal material Co., Ltd and there are certain requirements for the tortuosity of steel pipes.
XsystemStretch punching by steel plate equipment; The main purpose is to be used in the structure of scaffold.
xQ The zinc layer obtained by electroplating is relatively pure， which corrodes slowly in acid， and can effectively maintain the steel matrix;
Special shaped pipe: square pipe， rectangular pipe， cap pipe， steel pipe for hollow rubber steel doors and windows welded by general carbon structure steel and Mn steel strip， mainly used as agricultural machinery components steel windows and doors， etc.
Galvanized pipe has excellent corrosion resistance. Compared with traditional steel， its application life is longer. Secondly， this kind of pipe has strong resistance to baking. In case of critical situation， it will not lead to the collapse of building structure in a short time. In addition， this kind of pipe also has a practical advantage， that is， it is more convenient and lighter when carrying out the construction and installation. The operators save time and labor when carrying out the construction， and the operation efficiency has been greatly strengthened. In this regard， it is not difficult to understand why the galvanized pipe is so favored by various construction units.
High valueb Main machines and tools
BThe crack mainly occurs at -mm from the edge of the alloy pipe. The shape is several parallel vertical cracks of different sizes. The regularity is that the thicker the specification and model of the alloy pipe is The wider the width， the more serious the disadvantages.
The development of steel mesh has met the soft and hard conditions.
vLaredo Silicon; it can improve the hardness of steel， but the plasticity and toughness decrease. Electrical steel contains a certain amount of silicon， insulated and cooled in a certain medium and every detail needs our attention. Welded pipes need to be treated by various processes before application. Heat treatment of welded steel pipe is an important link in the process of welding steel pipe. Hot working is a metal hot working process in which metal materials are heated zinc iron is miscible and has strong wear resistance;
There are many processes in the process of welded pipe processing， and the metal properties are controlled by changing the metallographic structure on the surface or inside of the material.