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L360N seamless steel pipe (GB/T9711-2017)
Execution standard: GB/T9711-2017, the materials of such standard line pipes are: L245, L290, L360, L390, L415, etc.; the letters N, M, Q behind the material are respectively; those without letters are PSL1 standard, the suffix with letter N is deformation normalizing, generally seamless pipe; th...Read more -
Large diameter thick wall spiral welded pipe
The following points should be paid attention to in the purchase process of large-diameter thick-walled spiral welded pipe: 1. The raw material of large-diameter thick-walled spiral welded pipe is hot coiled plate. Generally, the manufacturer of thick-walled hot-rolled coiled plate has no invento...Read more -
Solvent-free steel polyurethane coating anti-corrosion steel pipe
At present, anti-corrosion steel pipes are mainly used in more important occasions, especially in petroleum, chemical, natural gas, thermal energy, water conservancy, roads, bridges, water conservancy, etc. Traditional solvent coatings have the following disadvantages: First, the formula is not e...Read more -
The characteristics of seamless subway degaussing steel pipe
The transportation of energy resources such as oil and natural gas can save costs. Pipeline transportation is a brand-new transportation method in the new society. Compared with ordinary transportation methods, the advantages of subway degaussing steel pipes as pipeline transportation materials a...Read more -
Large diameter spiral welded steel pipe
Spiral steel pipes belong to the category of welded pipes. Spiral welded steel pipes are also spiral steel pipes, but the names are different. In fact, they are all types of welded pipes. The application of spiral welded steel pipes can be traced back to the beginning of the last century. It has ...Read more -
A210C seamless steel pipe – SA-210C internal thread steel pipe
A210C seamless steel pipe-SA-210C internal thread steel pipe A210C corresponds to domestic material 25MnG seamless pipe A210C is a material in the American seamless steel pipe standard, the correct name is SA-210C, it is the implementation of the American standard ASTM A210M—–American...Read more -
What material is SA-106B steel pipe
SA106B is steel for boiler steel pipes, SA106B is the American standard, and the standard ASME SA106M is implemented. Mainly used to manufacture high pressure and higher parameter boiler pipe fittings, low temperature section superheater, reheater, economizer and water cooling wall, etc. Large-di...Read more -
A106Gr.B seamless steel pipe-20G water wall pipe
A106Gr.B seamless steel pipe for high temperature operation, SA106B water wall pipe-20G seamless steel pipe GB/T5310-2017—— Chinese National Standard ASME SA106——-American Boiler and Pressure Vessel Code A106Gr.B seamless steel pipe and 20G water wall pipe are mainly used for boiler w...Read more -
The difference between Q355B square pipe and industrial stainless steel pipe in food applications
For Q355B square tube and industrial stainless steel tube, although they are both stainless steel tubes, there are still some differences between them. Needless to say, the gap in the application field determines the implementation standards, process requirements and surfaces of the two. The main...Read more -
Precision bright tube
Precision steel pipe is a high-precision steel pipe material that has been processed by cold drawing or hot rolling. Because the inner and outer walls of the precision bright pipe have no oxide layer, withstand high pressure without leakage, high precision and high finish, cold bending without de...Read more -
Galvanized strip steel pipe (welded pipe – square pipe)
Galvanized strip steel pipe includes galvanized strip welded pipe and galvanized strip square pipe, which are often used in engineering construction, machinery manufacturing and other industries. Galvanized strip steel pipes made of normal high-quality carbon-chromium steel will not have such a s...Read more -
The working principle of stainless steel seamless tube annealing furnace
For the manufacture of stainless steel seamless pipes, the corresponding annealing treatment is carried out after each cold drawing. The purpose of annealing: reduce hardness and improve machinability. Eliminate residual stress, stabilize dimensions, reduce deformation and cracking tendency. Refi...Read more