الوصف

Our new products:Aluminium access concave cover with frame. It's made from A0 aluminium plate, through argon arc welding. Advantage: good seal, low price than cast or welding steel manhole covers; Easy open after a long time closed. Our plant have professional equipment to producing this beautiful products. Have 9 set of argon arc welding manchine,1 fold flex machine.2 cutting plate manchine,4 stamping machine. Our discription are as follow: clear opening **0mmx**0mm,**0mmx**0mm,**0mmx**0mm