Used in civil constructing projects, prefabricated building, containers, desks and chairs and other household applicances...
BẢNG TRA THÔNG SỐ  - THÉP ỐNG VUÔNG
| 
			 Kích thước (mm)  | 
			
			 Khối lượng(kg/m)  | 
		|||||||||||||||
| 
			 Độ dày thành ống (mm)  | 
		||||||||||||||||
| 
			 0.6  | 
			
			 0.7  | 
			
			 0.8  | 
			
			 0.9  | 
			
			 1.0  | 
			
			 1.1  | 
			
			 1.2  | 
			
			 1.4  | 
			
			 1.5  | 
			
			 1.7  | 
			
			 1.8  | 
			
			 2.0  | 
			
			 2.3  | 
			
			 2.5  | 
			
			 2.8  | 
			
			 3.0  | 
		|
| 
			 12  | 
			
			 0.223  | 
			
			 0.260  | 
			
			 0.296  | 
			
			 0.333  | 
			
			 0.369  | 
			
			 0.405  | 
			
			 0.441  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 14  | 
			
			 0.261  | 
			
			 0.304  | 
			
			 0.347  | 
			
			 0.389  | 
			
			 0.432  | 
			
			 0.474  | 
			
			 0.516  | 
			
			 0.600.  | 
			
			 0.642  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 15  | 
			
			 0.280  | 
			
			 0.326  | 
			
			 0.372  | 
			
			 0.418  | 
			
			 0.463  | 
			
			 0.509  | 
			
			 0.554  | 
			
			 0.644  | 
			
			 0.689  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 16  | 
			
			 0.299  | 
			
			 0.348  | 
			
			 0.397  | 
			
			 0.446  | 
			
			 0.495  | 
			
			 0.543  | 
			
			 0.592  | 
			
			 0.688  | 
			
			 0.736  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 19  | 
			
			 0.355  | 
			
			 0.414  | 
			
			 0.472  | 
			
			 0.531  | 
			
			 0.589  | 
			
			 0.647  | 
			
			 0.705  | 
			
			 0.820  | 
			
			 0.877  | 
			
			 0.992  | 
			
			 1.048  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 20  | 
			
			 0.374  | 
			
			 0.436  | 
			
			 0.497  | 
			
			 0.559  | 
			
			 0.620  | 
			
			 0.681  | 
			
			 0.742  | 
			
			 0.864  | 
			
			 0.924  | 
			
			 1.045  | 
			
			 1.105  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 25  | 
			
			 0.468  | 
			
			 0.546  | 
			
			 0.623  | 
			
			 0.700  | 
			
			 0.777  | 
			
			 0.854  | 
			
			 0.931  | 
			
			 1.084  | 
			
			 1.160  | 
			
			 1.312  | 
			
			 1.388  | 
			
			 1.539  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 30  | 
			
			 0.562  | 
			
			 0.656  | 
			
			 0.749  | 
			
			 0.841  | 
			
			 0.934  | 
			
			 1.027  | 
			
			 1.119  | 
			
			 1.303  | 
			
			 1.395  | 
			
			 1.579  | 
			
			 1.670  | 
			
			 1.853  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 38  | 
			
			 
  | 
			
			 0.831  | 
			
			 0.950  | 
			
			 1.068  | 
			
			 1.185  | 
			
			 1.303  | 
			
			 1.421  | 
			
			 1.655  | 
			
			 1.772  | 
			
			 2.006  | 
			
			 2.122  | 
			
			 2.355  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 40  | 
			
			 
  | 
			
			 0.875  | 
			
			 1.000  | 
			
			 1.124  | 
			
			 1.248  | 
			
			 1.372  | 
			
			 1.496  | 
			
			 1.743  | 
			
			 1.866  | 
			
			 2.113  | 
			
			 2.235  | 
			
			 2.481  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
		
| 
			 50  | 
			
			 
  | 
			
			 
  | 
			
			 1.251  | 
			
			 1.407  | 
			
			 1.562  | 
			
			 1.718  | 
			
			 1.873  | 
			
			 2.183  | 
			
			 2.337  | 
			
			 2.646  | 
			
			 2.801  | 
			
			 3.109  | 
			
			 3.569  | 
			
			 3.876  | 
			
			 4.334  | 
			
			 4.639  | 
		
| 
			 60  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 1.689  | 
			
			 1.876  | 
			
			 2.063  | 
			
			 2.249  | 
			
			 2.622  | 
			
			 2.808  | 
			
			 3.180  | 
			
			 3.366  | 
			
			 3.737  | 
			
			 4.292  | 
			
			 4.661  | 
			
			 5.214  | 
			
			 5.581  | 
		
| 
			 75  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 2.113  | 
			
			 2.347  | 
			
			 2.581  | 
			
			 2.815  | 
			
			 3.282  | 
			
			 3.515  | 
			
			 3.981  | 
			
			 4.214  | 
			
			 4.679  | 
			
			 5.375  | 
			
			 5.838  | 
			
			 6.532  | 
			
			 6.994  | 
		
| 
			 80  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 2.504  | 
			
			 2.754  | 
			
			 3.003  | 
			
			 3.501  | 
			
			 3.750  | 
			
			 4.248  | 
			
			 4.496  | 
			
			 4.993  | 
			
			 5.736  | 
			
			 6.231  | 
			
			 6.972  | 
			
			 7.465  | 
		
| 
			 90  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 
  | 
			
			 3.099  | 
			
			 3.380  | 
			
			 3.941  | 
			
			 4.221  | 
			
			 4.782  | 
			
			 5.061  | 
			
			 5.612  | 
			
			 6.458  | 
			
			 7.016  | 
			
			 7.851  | 
			
			 8.407  | 
		
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