German standard 19Mn6 vessel steel plate

1. 19Mn6 plate belongs to the German standard vessel plate, which implements the DIN17155 standard. 19Mn6 is equivalent to the national standard Q345R and the European standard P355GH. The 19Mn6 high temperature and high pressure boiler steel plate is mainly used for the production of power station boiler drum drums, and the production is organized according to the requirements of DIN17155.

2. Chemical composition of 19Mn6 vessel steel plate:
19Mn6 carbon C: 0.15-0.22
19Mn6 silicon Si: 0.30-0.60
19Mn6 manganese Mn: 1.0-1.60
19Mn6 Phosphorus P: not more than 0.035
19Mn6 sulfur S: not more than 0.03
19Mn6 aluminum Al: not more than 0.02
19Mn6 chromium Cr: not more than 0.25
19Mn6 molybdenum Mo: not more than 0.1
19Mn6 copper Cu: not more than 0.3
19Mn6 Niobium Nb: 0.01

3. Mechanical properties of 19Mn6 vessel steel plate:
19Mn6 yield strength: not less than 295
19Mn6 tensile strength: 480-650
Elongation rate of 19Mn6: 20%