니오븀 Nb 3ℓ

나이오븀 Nb 1 니오븀 Nb 3ℓ 니오븀 NbШ 0 니오븀 NbSh 00 니오븀 NbШ 1

Нб 3л
Hb 3l
Nb 3l
Nb 3л

ТУ В51 ТУ 48-4-334-88

C Si Ni Fe Cu N Al Ti Mo Nb W O Zr Ta H Na K F
ТУ 48-4-334-88 ≤0.01 ≤0.01 ≤0.07 ≤0.3 ≤0.03 ≤0.01 ≤0.01 ≤0.03 ≤0.005 ≤0.005 ≤0.3 ≤0.01 ≤0.1 ≤0.01 ≤0.02 ≤0.02 ≤0.02

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와이어, 원형봉 (봉재), 테이프 (호일), 베릴륨 청동, 청동 와이어, PT-7M