The steel plate under ASTM A242 standard also called the weathering steel plate, referred to the semi-killed or fully killed steel. […]

ASTM A242 has 2 grades: Type 1 and Type 2, while type 1 is the most used structural steel grade. Usually it is produced to be hot rolled state, it is suitable for cutting, forming, drilling and machining, grinding. […]

A242 series belongs to high-strength low-alloy structural steel. This standard applies to high-strength low-alloy structural steel profiles, plates and bars for welded, riveted and bolted structures. […]

SPA-C is a common material in weathering steel. The delivery status of steel mills is mostly in the form of hot-rolled coils, and those above 20 mm are usually ex-factory flat sheets. […]

SPA-H is a kind of weathering steel. The steel grade adopts Japanese steel grade SPA-H. The deviation of its chemical composition, mechanical properties, thickness and width requires the implementation of Japanese standard JISG3125-2004 "High Weather Res […]