
	Product:Tantalum foil
	standerd:ASTM B 708 98  GB/T26037-2010
	Grade:Ta1 Ta2
	Purity:99.95%    99.99%
	Chemical composition:
| 
				 
					Chemical composition, Max  | 
		|||||||||||
| 
				 
					牌号Grade  | 
			
				 
					C  | 
			
				 
					N  | 
			
				 
					O  | 
			
				 
					H  | 
			
				 
					Fe  | 
			
				 
					Si  | 
			
				 
					Ti  | 
			
				 
					Ni  | 
			
				 
					Nb  | 
			
				 
					W  | 
			
				 
					Mo  | 
		
| 
				 
					Ta1  | 
			
				 
					0.004  | 
			
				 
					0.005  | 
			
				 
					0.02  | 
			
				 
					0.002  | 
			
				 
					0.005  | 
			
				 
					0.005  | 
			
				 
					0.002  | 
			
				 
					0.005  | 
			
				 
					0.050  | 
			
				 
					0.002  | 
			
				 
					0.002  | 
		
| 
				 
					Thickness  | 
			
				 
					  Tolerance  | 
			
				 
					Width  | 
			
				 
					Tolerance  | 
			
				 
					Length  | 
			
				 
					Tolerance  | 
		|
| 
				 
					Grade I  | 
			
				 
					Grade II  | 
		|||||
| 
				 
					0.15~0.2  | 
			
				 
					±0.015  | 
			
				 
					±0.02  | 
			
				 
					50-300  | 
			
				 
					±2.0  | 
			
				 
					100-1000  | 
			
				 
					±2.0  | 
		
| 
				 
					>0.2~0.3  | 
			
				 
					±0.020  | 
			
				 
					±0.03  | 
			
				 
					50-300  | 
			
				 
					±2.0  | 
			
				 
					100-1000  | 
			
				 
					±2.0  | 
		
| 
				 
					>0.3~0.5  | 
			
				 
					±0.030  | 
			
				 
					±0.04  | 
			
				 
					50-300  | 
			
				 
					±2.0  | 
			
				 
					100-1000  | 
			
				 
					±2.0  | 
		
| 
				 
					>0.5~0.8  | 
			
				 
					±0.040  | 
			
				 
					±0.06  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±2.0  | 
		
| 
				 
					>0.8~1.0  | 
			
				 
					±0.060  | 
			
				 
					±0.08  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±2.0  | 
		
| 
				 
					>1.0~1.5  | 
			
				 
					±0.080  | 
			
				 
					±0.10  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±2.0  | 
		
| 
				 
					>1.5~2.0  | 
			
				 
					±0.120  | 
			
				 
					±0.14  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±2.0  | 
		
| 
				 
					>2.0~3.0  | 
			
				 
					±0.160  | 
			
				 
					±0.18  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±2.0  | 
		
| 
				 
					>3.0~4.0  | 
			
				 
					±0.180  | 
			
				 
					±0.20  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±1.0  | 
		
| 
				 
					>4.0~6.0  | 
			
				 
					±0.200  | 
			
				 
					±0.24  | 
			
				 
					50-200  | 
			
				 
					±1.0  | 
			
				 
					50-700  | 
			
				 
					±1.0  | 
		
| 
				 
					Special requirements to be agreed upon seller and buyer  | 
		||||||
| 
				 
					Grade   | 
			
				 
					State  | 
			
				 
					Thickness(mm)  | 
			
				 
					Tensile Strength (MPa)  | 
			
				 
					Elongation (%)  | 
		
| 
				 
					Ta1 
					   | 
			
				 
					annealed (M)  | 
			
				 
					0.1~0.5  | 
			
				 
					≥207  | 
			
				 
					≥25  | 
		
| 
				 
					0.5~3.0  | 
			
				 
					≥30  | 
		
	Surface quality
	Beijing Orient Tantalum Niobium Co.,Ltd  manufactured tantalum sheet surface is smooth, clean, no oil,
	no cracks, no glitches, no mess around, no tie, no cross and so on.