
JIS G 3125 SPA-H Corten steel plates chemical composition:
| 
			 Grade  | 
			
			 C ≤  | 
			
			 Si  | 
			
			 Mn  | 
			
			 P  | 
			
			 S ≤  | 
			
			 Cu  | 
			
			 Cr  | 
			
			 Ni ≤  | 
		
| 
			 SPA-H  | 
			
			 0.12  | 
			
			 0.25~0.75  | 
			
			 0.20~0.50  | 
			
			 0.070~0.150  | 
			
			 0.040  | 
			
			 0.25~0.60  | 
			
			 0.30~1.25  | 
			
			 0.65  | 
		
JIS G 3125 SPA-H Corten steel plates mechanical properties:
| 
			 Grade  | 
			
			 Plate Thickness  | 
			
			 Yield strength  | 
			
			 Tensile strength  | 
			
			 Elongation  | 
		
| 
			 SPA-H  | 
			
			 ≤ 6.0mm  | 
			
			 ≥ 345 MPa  | 
			
			 ≥ 480 MPa  | 
			
			 ≥ 22  | 
		
| 
			 > 6.0mm  | 
			
			 ≥ 335 MPa  | 
			
			 ≥ 490 MPa  | 
			
			 ≥ 15  | 
		
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