Cooling Method of Seamless Steel Pipe
After the seamless steel pipe is heat-treated, it is required to wait for it to cool before proceeding to the next step. The cooling method of seamless steel pipes changes with the changes in their ma...
Classification of Oil Casing Materials
27MnCrV is a new type of steel used in the production of TP110T steel grade casing pipe sleeves. The steel types used in conventional production of TP110T steel grade oil pipe sleeves are 29CrMo44 and...
What are the Advantages of Seamless Steel Pipes
Seamless steel tube is a long strip of steel with a hollow cross section and no seams on the periphery. There are more than 5,100 production plants under 1,850 companies in more than 110 countries pro...
ERW Straight Seam Welded Pipe
ERW straight seam welded pipe, also known as "resistance welded straight seam welded pipe", ERW straight seam welded pipe is mainly pided into two forms: ERW AC welded steel pipe and ERW DC welded ste...
What are the Materials of Oil Casing Pipe
Classification of oil casing pipe Materials:
There are many types, the basic ones are ordinary carbon steel, J55, L80, N80, P110, etc .; then there are more special materials, such as 3Cr, 9Cr, 13C...
Several Treatment Methods for Pickling and Passivation of Seamless Steel Pipes
a. Pickling passivated seamless steel tube dipping method. Stainless steel pipelines, elbows, small parts, etc. are most suitable for this method, and the processing effect is the best. Because the tr...
