What is the Q500qENH steel?

The Q500qENH bridge steel plate grade is composed of the Hanyu Pinyin letter representing the yield strength, the specified small yield strength value, the Hanyu Pinyin first letter of the word bridge (resistant and weathering), and the quality grade symbol.

Among them:

Q—The first letter of the Chinese pinyin of "qu" for the yield strength of steel used in bridges;

500-a specified value of small yield strength, unit MPa;

q-the first letter of the Chinese pinyin of the word "bridge" for bridge steel;

E—The quality level is E level;

N-the first letter of the Chinese phonetic alphabet of the word "Nei";

H——The first letter of the Chinese Pinyin of "hou".

GB/T 714-2015 This standard applies to Q500qENH steel plate thickness not greater than 150mm. Q500qENH steel plate is mainly used to build railway or highway bridges.