Niobium poraka
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Niobium poraka
Ingoa Hua: Niobium Ingot / Poraka
Rauemi: Ro4200-1, Ro4210-2
Puri:> = 99.9%, 99.95% ranei
Rahi: Me te hiahia
Deanity: 8.57 g / cm3
Rewa te wāhi: 2468 ° C
Tekau Poipo: 4742 ° C
Hangarau: Ko te kurupae irahiko i roto i te oumu