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Grades List
Category Steel grade Standard Country Application
Special Alloy Q690 GBT China
China structural steel and alloy steel
Special Alloy Q690 GBT China
China structural steel and alloy steel
Special Alloy Q620 GBT China
China structural steel and alloy steel
Special Alloy Q620 GBT China
China structural steel and alloy steel
Special Alloy Q550 GBT China
China structural steel and alloy steel
Special Alloy Q550 GBT China
China structural steel and alloy steel
Special Alloy Q500 GBT China
China structural steel and alloy steel
Special Alloy Q500 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q460 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q420 GBT China
China structural steel and alloy steel
Special Alloy Q390 GBT China
China structural steel and alloy steel
Special Alloy Q390 GBT China
China structural steel and alloy steel
Special Alloy Q390 GBT China
China structural steel and alloy steel
Special Alloy Q390 GBT China
China structural steel and alloy steel
Special Alloy Q390 GBT China
China structural steel and alloy steel
Special Alloy Q345 GBT China
China structural steel and alloy steel
Special Alloy Q345 GBT China
China structural steel and alloy steel
Special Alloy Q345 GBT China
China structural steel and alloy steel
Special Alloy Q345 GBT China
China structural steel and alloy steel
Special Alloy Q345 GBT China
China structural steel and alloy steel
Special Alloy Q295 GBT China
China structural steel and alloy steel
Special Alloy Q295 GBT China
China structural steel and alloy steel
Special Alloy 12SiMovnB GBT China
China structural steel and alloy steel