Posts by wilsonpipeline

ERW is the abbreviation of electric resistance welding. The welding method of ERW pipe and submerged arc welded pipe is significantly different. The pressure welding method without filler metal is ado...

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...

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...

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...

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...

According to GB / T3092 "Welded steel pipes for low-pressure fluid transport", the nominal diameter of the welded pipe is 6 ~ 150mm, the nominal wall thickness is 2.0 ~ 6.0mm, and the length of the we...

Cold drawn precision seamless steel pipe has the characteristics of no oxide layer on the inner and outer walls, high pressure without leakage, high precision, high smoothness, no deformation during c...

"ERW steel pipe" is a high-frequency straight seam resistance welded pipe. It is used to transport vapor and liquid objects such as oil and natural gas, and can meet various requirements of high and l...

How to control defects in seamless steel tubes： 1. Blowing process 1) The injection pressure should be matched with the diameter and length of the capillary tube, to ensure that the blowing is str...

There are a lot of stainless steel pipes on the market, and there are many brands. It is very difficult for lay people to identify the quality. This gives some stores the opportunity to deceive users,...