What kind of material is Q390LK? Q390LK What kind of steel plate is it?

What kind of material is Q390LK? Q390LK What kind of steel plate is it?

1. Introduction to
Q390LK steel plate 1, Q390LK steel plate Introduction Q390LK steel plate is a series of low-alloy high-strength steel plates, which are steel plates for steel smelting process furnace shells, and steel plates used for converters, hot blast furnaces, and blast furnace shells. 2. Q390LK steel plate implementation standard: YB/T 4281-2012, the standard contains the following grades: Q245LK, Q275LK, Q325LK, Q345LK, Q390LK 3, Q390LK steel plate delivery status: delivered in a normalized state 4, Q390LK steel plate size, shape, weight and allowable deviation Q390LK steel plate size, shape, weight and allowable deviation should comply with the provisions of GB/T 709. 5. The thickness of Q390LK steel plate is between 8mm~100mm 6. Chemical composition of Q390LK steel plate

Chemical composition

Tabulation: Depu Steel Date: 2024-01-18

C	Si	Mn	P	S	Ni	Cr
≤0.20	≤0.50	≤1.70	≤0.025	≤0.015	≤0.50	≤0.30

Note: The data source network is for reference

only Q390LK steel plate smelting method:
Q390LK steel is smelted by oxygen converter or electric furnace.
8. Application scope of Q390LK steel plate Q390LK steel plate is a steel plate for the shell of the steel smelting process furnace, which is suitable for the shell of
the blast furnace and hot blast furnace, including the blast furnace rising tube, descending tube, tee pipe or ball node, dust collector and steelmaking converter, electric furnace shell, etc.