产品用途: 
	钽管材具有高熔点、耐腐蚀、冷加工性能好等特点,广泛应用于化学工业、高温技术领域。 
	Application: 
	Tantalum tubes have the characteristics of high melting point, corrosion resistance and good cold working performance. They are widely used in chemical industry, high temperature technology. 
	 
	产品性能参数/Product Property Parameters: 
	
		
			| 
					牌号 Grade 
				 | 
					Ta1 
				 | 
					TaW2.5 
				 | 
		
			| 
					主含量 
				 
					Main Content, 
				 
					(%) 
				 | 
					Ta 
				 | 
					99.95, min 
				 | 
					余量 
				 | 
		
			| 
					化学成分 
				 
					Chemical Compositions 
				 
					(%,不大于,max) 
				 | 
					C 
				 | 
					0.01 
				 | 
					0.01 
				 | 
		
			| 
					N 
				 | 
					0.005 
				 | 
					0.01 
				 | 
		
			| 
					H 
				 | 
					0.0015 
				 | 
					0.0015 
				 | 
		
			| 
					O 
				 | 
					0.015 
				 | 
					0.015 
				 | 
		
			| 
					Nb 
				 | 
					0.02 
				 | 
					0.05 
				 | 
		
			| 
					Fe 
				 | 
					0.005 
				 | 
					0.01 
				 | 
		
			| 
					Ti 
				 | 
					0.002 
				 | 
					0.01 
				 | 
		
			| 
					W 
				 | 
					0.005 
				 | 
					2.0-3.5 
				 | 
		
			| 
					Mo 
				 | 
					0.005 
				 | 
					0.02 
				 | 
		
			| 
					Si 
				 | 
					0.005 
				 | 
					0.005 
				 | 
		
			| 
					Ni 
				 | 
					0.002 
				 | 
					0.01 
				 | 
		
			| 
					  
				 
					  
				 
					  
				 
					机械性能、 
				 
					Mechanical Properties 
				 
					(退火态/Annealing) 
				 | 
					抗拉强度 
				 
					Tensile Strength 
				 
					(MPa,不小于/min) 
				 | 
					207 
				 | 
					276 
				 | 
		
			| 
					屈服强度 
				 
					Yield Strength 
				 
					(MPa,不小于/min) 
				 | 
					138 
				 | 
					193 
				 | 
		
			| 
					伸长率 
				 
					Elongation 
				 
					(%,最小/min) 
				 | 
					25 
				 | 
					20 
				 | 
	
	 
	尺寸 公差Size & Tolerance:(毫米/mm,不大于/max) 
	
		
			| 
					外径 (毫米) 
				 
					Outer Diameter (mm) 
				 | 
					外径公差 (毫米)  
				 
					Inner Tolerance (mm) 
				 | 
					壁厚公差(%) 
				 
					Wall Thickness (%) 
				 | 
		
			| 
					<25 
				 | 
					±0.1 
				 | 
					±5 
				 | 
		
			| 
					25~40 
				 | 
					±0.13 
				 | 
					±5 
				 | 
		
			| 
					40~50 
				 | 
					±0.15 
				 | 
					±5 
				 | 
		
			| 
					50~65 
				 | 
					±0.18 
				 | 
					±5 
				 | 
		
			| 
					65~90 
				 | 
					±0.25 
				 | 
					±5 
				 | 
	
	 
	如有特殊要求,双方具体商定。 
	Note: Special requirements will be agreed upon by the supplier and buyer.