15Mo3 German standard steel plate 15Mo3 chemical composition 15Mo3 mechanical property analysis of Wuyang Steel Works

15Mo3 German standard steel plate 15Mo3 Wuyang Steel Works 15Mo3 Chemical composition 15Mo3 Mechanical property analysis

 

One 、15Mo3 It is a German standard boiler vessel plate , It belongs to pearlitic heat-resistant steel , At higher temperatures 、 Steel grades that can still show characteristics under long-term load . For low and medium pressure boilers （ The working pressure is generally not greater than 5.88Mpa, The working temperature is 450℃ following ） Heating surface of ; Wuyang Iron and steel sun fan

Two 、15Mo3 Chemical composition :

Ci 0.12-0.20,Si: 0.10-0.35,Mn: 0.40-0.80

s:≤0.035,p≤0.035, Mo: 0.25-0.35

3、 ... and 、15Mo3 Mechanical properties

Four 、15Mo3 Mechanical properties of steel plate ：

Tensile strength (MPa) 450～600

yield strength (MPa) ≥270

Elongation (%) ≥20

5、 ... and 、15Mo3 Welding method :

15Mo3 Electrode arc welding and argon tungsten arc welding can be used , according to 15Mo3 Chemical composition and working conditions , Choose high impact toughness and elongation , And good crack resistance R107 Welding rod , Can guarantee 15Mo3 Service performance requirements of steel , Welding wire TIG R10 According to the process test results , Meet the requirements of welding and use ,.

6、 ... and 、15Mo3 Application :

15Mo3 It's widely used in oil 、 chemical 、 Power station 、 Boiler and other industries , For making reactors 、 Heat exchanger 、 separator 、 sphere 、 Oil and gas tank 、 Liquefied petroleum gas tank 、 Nuclear reactor pressure shell 、 Boiler drum 、 LPG cylinders 、 High pressure water pipe of hydropower station 、 Turbine volute and other equipment and components .15Mo3 It is mainly used for high-pressure boilers （ The working pressure is generally 9.8Mpa above , The working temperature is 450℃~650℃ Between ） The heating surface of the tube 、 Economizer 、 Superheater 、 Reheater, etc .