| 
							Item 
						 | 
							Astm A572 Q345 H I Steel Profiles Iron Beams For Building Structural 
						 | ||
| 
							Grade 
						 | 
							Q235 Q235B Q345B Q420C Q460C  
							 
								SS400 SS540 S235 S275 S355 A36 A572 Gr50 Gr60 A992 | ||
| 
							Standard 
						 | 
							JIS/ ASTM/ GB/ BS 
						 | ||
| 
							Feature 
						 | 
							high structure strength; Structure light dead weight; high stability 
						 | ||
| 
							Application 
						 | 
							Steel structure bearing support; Ships, machinery manufacturing frame structure; Port conveyor belt, high-speed board support; buildings; tower; lifting equipment;beams and stubs etc. 
						 | ||