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      Cangzhou Spiral Steel Pipes Group Co.,Ltd. 
      


      


      

	
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					SGZ-2 new polymer anticorrosive coating spiral steel pipe

					SGZ-2 new polymer anticorrosive coating spiral steel pipe

					
      GZ-2 new polymer anticorrosive paint is modified by acrylic and epoxy, chlorinated olefin and polyurethane as the base material, adding non-toxic anti-corrosion pigments, additives and other components of a new anti-corrosion coating. It is......
      

				
      

				

			
      

			

			
        
      

			
        

    
 
        
        
          
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日本高清视频在线一本视频

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