Lead S2S
	
	
Designation
	
		
			| Name | The value | 
	
	
		
			| Designation GOST Cyrillic | С2С | 
		
			| Designation GOST Latin | C2C | 
		
			| Transliteration | S2S | 
		
			| The chemical elements | Pb2Pb | 
	
	Description
	Lead S2S is used: for the production of pigs, blocks and ingots for further processing.
Standards
	
		
			| Name | Code | Standards | 
	
	
		
	| Non-ferrous metals, including rare metals, and their alloys | В51 | GOST 3778-98 | 
	
Chemical composition
	
		
			| Standard | Fe | Cu | As | Zn | Sn | Sb | Pb | Bi | Ag | 
	
	
		
	| GOST 3778-98 | ≤0.001 | ≤0.001 | ≤0.001 | ≤0.001 | ≤0.001 | ≤0.001 | ≥99.97 | ≤0.02 | ≤0.002 | 
	
Pb is the basis. 
 According to GOST 3778-98, the total content of magnesium, calcium and sodium should be ≤ 0.003%. The total content of impurities should be ≤ 0.030%.
Mechanical characteristics
	
		
			
| σB, MPa | d5, % | 
	
	
		
	| Castings according to GOST 2685-75 | 
	
| 15 | 60-70 | 
	
| 11-13 | 30-40 | 
	
Description mechanical marks
	
		
			| Name | Description | 
	
	
		
	| σB | Limit short-term strength | 
	| d5 | Elongation after rupture |