When cleaning in chemical medicament, please examine whether the clean pipeline operates normally. In addition, be careful not to mix medicament solution into production filter water.
用化学药剂进行清洗时，请仔细确认清洗管线是否正常工作。另外，请注意不要将药液混入生产过滤水中。
2
The chemical composition, mechanic property, weldability and corrosion resistance of argon arc welding wire for low carbon steel pipeline are contrasted and analyzed.
To introduce the process of wire drawing process, chemical Cu-plating process and formulation of top grade submerged-arc welding wire for pipeline steel.