GB/T 7737-2007: Ferroniobium

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Scope

This Standard specifies technical requirements, test methods, inspection rules,
packaging, storage, marks and quality certificate of ferroniobium.
This Standard is applicable to ferroniobium that is made from niobium pentoxide
and niobium concentrate and is used for steelmaking or casting as an additive,
for electrode as alloying agent, magnetic material.

Basic Data

Standard ID	GB/T 7737-2007 (GB/T7737-2007)
Description (Translated English)	Ferroniobium
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H42
Classification of International Standard	77.100
Word Count Estimation	9,994
Date of Issue	2007-09-11
Date of Implementation	2008-02-01
Older Standard (superseded by this standard)	GB/T 7737-1997
Adopted Standard	ASTM A550-2006, NEQ
Regulation (derived from)	China National Standard Approval Announcement2007 No.11 (Total No.111)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the technical requirements of niobium iron, test methods, inspection rules, marking and quality certification, storage, packaging. This standard applies to niobium pentoxide and niobium concentrates for the production of raw materials for steel or cast as an additive, welding as an alloying agent, niobium ferromagnetic materials and other purposes.