产品性能参数/Product Property Parameters:
| 
				 牌号 Grade  | 
			
				 DTa-1  | 
			
				 DTa-2  | 
			
				 DTa-3  | 
			
				 DTa-W2.5  | 
			
				 DTa-W10  | 
			
				 DTa-W12  | 
		|
| 
				 主含量 Main Content, (%)  | 
			
				 Ta  | 
			
				 99.995 min  | 
			
				 99.99 min  | 
			
				 99.95 min  | 
			
				 余量 Balance  | 
			
				 余量 Balance  | 
			
				 余量 Balance  | 
		
| 
				 杂质含量 (质量分数), (%,不大于) Impurity Contents (mass fraction), %, max  | 
			
				 Nb  | 
			
				 0.0020  | 
			
				 0.0050  | 
			
				 0.0200  | 
			
				 0.050  | 
			
				 0.050  | 
			
				 0.050  | 
		
| 
				 Fe  | 
			
				 0.0001  | 
			
				 0.0005  | 
			
				 0.0050  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.010  | 
		|
| 
				 Ti  | 
			
				 0.0005  | 
			
				 0.0010  | 
			
				 0.0020  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.010  | 
		|
| 
				 W  | 
			
				 0.0010  | 
			
				 0.0010  | 
			
				 0.0050  | 
			
				 2.0-3.5  | 
			
				 9.0-11.0  | 
			
				 11.0-13.0  | 
		|
| 
				 Mo  | 
			
				 0.0010  | 
			
				 0.0010  | 
			
				 0.0050  | 
			
				 0.020  | 
			
				 0.020  | 
			
				 0.020  | 
		|
| 
				 Si  | 
			
				 0.0001  | 
			
				 0.0010  | 
			
				 0.0050  | 
			
				 0.005  | 
			
				 0.005  | 
			
				 0.005  | 
		|
| 
				 Ni  | 
			
				 0.0001  | 
			
				 0.0001  | 
			
				 0.0020  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.010  | 
		|
| 
				 非金属杂质含量(质量分数), (%,不大于) Non-metallic Impurity Contents (mass fraction), %, max 
  | 
			
				 C  | 
			
				 0.0020  | 
			
				 0.0030  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.020  | 
		
| 
				 O  | 
			
				 0.0050  | 
			
				 0.0100  | 
			
				 0.0150  | 
			
				 0.015  | 
			
				 0.015  | 
			
				 0.030  | 
		|
| 
				 N  | 
			
				 0.0040  | 
			
				 0.0050  | 
			
				 0.0050  | 
			
				 0.010  | 
			
				 0.010  | 
			
				 0.010  | 
		|
| 
				 H  | 
			
				 0.0010  | 
			
				 0.0015  | 
			
				 0.0015  | 
			
				 0.0015  | 
			
				 0.0015  | 
			
				 0.0015  | 
		|
| 
				 规格 Size (mm)  | 
			
				 直径Diameter: 100-200mm 长度Length: ≤1400mm  | 
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| 
				 注:本公司定制各类高纯钽、铌锭及各种含量的合金锭,如有特殊要求,双方具体商定。 Note: All kinds of high-purity tantalum and niobium ingots and alloy ingots with various contents can be custom made. Special requirements will be agreed upon by the supplier and buyer.  | 
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