• Steel Pipes

    Executive standard： GB/T912-1989 GB/T3274-1988 EN 10025-1993 DIN17100-80 ASTM A 106/A106M

    Steel Grade: Q195 Q215A Q215B Q235B Q275 Q345B Q345C Q390B Q390C Q345D Q345E 20# 20Mn2 27SiMn and so on

    Application: Offshore oil field, bridges, ship, semitrailer automobile axle, machinery, equipment, steel construction curtain wall, steel contraction application, steel pipes for power supporting..

     

    		  
    		 
       
             
    		 
    		 
        Opening-Type Steel Pipes
             
    		 
    		   
         

     

     

     

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