ASTM A 550 : 2016
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Specification for Ferrocolumbium (Ferroniobium)
Hardcopy , PDF
11-03-2021
English
12-05-2016
1.1This specification covers three grades of Ferrocolumbium (ferroniobium), designated Low-Alloy Steel Grade, Alloy and Stainless Steel Grade, and High-Purity Grade.
1.2The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
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