Oil pipeline anti-corrosion is the most important part of oil pipeline engineering management. Due to the vast areas of my country, the transportation system of oil companies uses long pipelines for underground logistics transportation. All have played an important role, so the anti-corrosion treatm

　　1. Grinding of the pipe mouth of seamless steel pipe: After cutting, the plastic layer of the pipe mouth should be polished with an angle grinder. The purpose is to avoid melting or burning of the plastic layer during flange welding and destroying the pipe. Use an angle grinder to polish the plast

The purchase of seamless steel pipes requires the purchase of good quality, so that the money spent is worth the money. If you purchase poor quality steel pipes at a high price, not only the cost will increase, but the construction quality will be affected, so you must learn to judge the quality of