Knowledge

06Ni7DR is a kind of steel plate for ultra-low-temperature vessels, which is mainly used for the manufacture of vessels and equipments that need to wo

Q490R is a high strength steel plate for pressure equipment, replacing the earlier grade 07MnMoVR and covered by GB/T 713.6-2023. The designation reco

CCSAH620 is a high strength shipbuilding plate with a minimum yield strength of 620 MPa. The letter A is the quality grade and corresponds to impact t

CCSEH620 is an ultra high strength marine structural steel plate in which E denotes impact testing at minus 40 degrees Celsius and 620 denotes a minim

SM570 steel plate is a typical low alloy high strength steel plate grade in the Japanese Standard JIS Rolled Steel for Welded Structures.

FH620 is an ultra high strength marine structural steel plate in which the F quality grade denotes impact testing at minus 60 degrees Celsius, H indic

Cold cracking in weathering steel welds arises from three factors acting together: the hardening tendency of the steel, the tensile stress in the rest

It has a strong ability to describe the shape.

Weathering steel is different from ordinary steel.

Quality in weathering steel plate starts with the substrate, the chemistry and cleanliness of the heat, and continues through rolling, heat treatment,

The internal composition of weathering steel landscape ingots is heavily segregated, especially elements such as C, S, P. Both smelting and ingot orga

Weathering steel is used wherever a structure is exposed to the atmosphere and must resist abrasion, moisture or both. Bridge girders, rail wagons, sh