供应【纯钨棒的价格 进口纯钨棒 进口纯钨棒 纯钨棒价格】
纯钨棒纯钨棒进口纯钨棒东莞纯钨棒纯钨棒价格，【进口纯钨棒价格东莞纯钨棒价格进口纯钨棒】，进口钨棒，进口纯钨棒厂家，进口纯钨棒价格进口纯钨棒价格进口纯钨棒价格，【东莞纯钨棒                东莞钨棒价格                东莞钨棒                东莞纯钨棒】，进口纯钨棒，【纯钨棒价格                                东莞纯钨棒                                纯钨棒价格                                纯钨棒价格】，【东莞纯钨棒】，钨–纯钨棒，纯钨板，钨针，RWMA                                                                Class                                                                13,100W，Tungsten                                                                                                                              
　　钨具有高熔点，高温强度和抗蠕变性能以及导热、导电和电子发射性能都好，比重大。低的                                                                                                                              
　　膨胀系数以及最低的金属蒸汽压。一般采用粉末冶金的方式来制取。                                                                                                                              
　　一般应用:                                                                                                                              
　　电阻焊机电极，溅射靶材，配重块和加热元件。                                                                                                                              
　　规格:                                                                板材，圆棒。                                                                按图纸加工提供各种钨制成品。                                                                                                                              
　　化学成分:                                                                钨>99.95%                                                                                                                              
　　物理性能:                                                                                                                              
　　密度:                                                                19.3g/cm3                                                                                                                              
　　熔点                                                                (液态):                                                                3422°C                                                                                                                              
　　导电率:                                                                30%                                                                IACS                                                                Min                                                                                                                              
　　硬度:69HRA                                                                Min