"Spiral Steel " CNS Standards List| Method test | Steel Tubes | Insulation coordination | Centrifugal prestressed | Method test | Round steel | Safety machinery | Method reliability |  | 
          
  
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			CNS 12738 
			            2021 Edition  Method of Test for Spiral Steel Forms for Hollow Slab 中空樓板用螺旋鋼製管模檢驗法  | 
           
			
			 
			
		Translated  | 
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			CNS 12739 
			            2019 Edition  Spiral Steel tubes for prestressed concrete 預力混凝土用螺旋鋼製套管  | 
           
			
			 
			
		
			
			
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			CNS 12737 
			            2018 Edition  Spiral Steel Forms for Hollow Slab 中空樓板用螺旋鋼製管模  | 
           
			
			 
			
		Translated  | 
      
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