Description
Q345D/E coil
Grades representation
Steel grades by the representative of the yield strength of the Chinese phonetic alphabet, yield strength values, composed of three parts quality rating symbol, such as:
Q345D/E. among them:
Q- steel yield strength "Qu" Hanyu Pinyin first letter of the word;
345 yield strength value, the unit MPa;
D/E- quality level D/E grade (grade divided into A, B, C, D, E).
When the demand side need to have a plate thickness direction of the performance, after the grades specified above plusrepresentatives of the thickness direction (Z direction) performance level of symbols, for example: Q345D/EZ15.
Implementation of the standards: GB / T1591 (GB / T3274).
Specifications: 1.5 * 1250 * C
2.0 * 1250 * C
2.5 * 1250 * C
3.0 * 1500 * C
4.0 * 1500 * C
5.0 * 1500 * C
6.0 * 1500 * C
8.0 * 1500 * C
10.0 * 1500 * C
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