Tuesday, April 12, 2022

Jinggong can produce various kinds of steel frame machine to match customer's requirements and develop the technology continuously. The main steel structure machine are as following: corrugated web H-beam welding line, cut to length line and slitting line, H-beam welding line, steel...

Thursday, June 29, 2023

Price : $850~$2000 / ton

Ductile iron is a type of graphite-rich casting iron, but it has not a long history that it was discovered in 1943. Ductile iron actually is not a single material. It's a group of materials that can be produced with a wide range of properties through control of their microstructure...