GB/T 7737-2007 Active National standards

GB/T 7737-2007 Ferroniobium

GB/T 7737-2007 Ferroniobium

Publish Date: 2007-09-11 Implement Date: 2008-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7737-2007

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Iron alloy

ICS Name: Iron alloy

Publish Date: 2007-09-11

Implement Date: 2008-02-01

Pages: 8 pages

Scope

This standard specifies the technical requirements, test methods, inspection rules, packaging, storage and transportation, marking, and quality certificates for niobium iron. This standard applies to niobium iron produced from niobium pentoxide and niobium concentrate as raw materials, which is used for steelmaking or casting as additives, as alloying agents in welding electrodes, in magnetic materials, and for other purposes.

Development Information

Word Count: 11 Thousand words Pages: 8 pages

Replace the following standards

GB/T 7737-1997 Ferroniobium

Referenced Standards

GB/T 3650-1995 The general rules for inspection、 packing、storing transportation、marking and certification of ferroalloy GB/T 3650-2008 The general rules for inspection,packing,storing,transportation,marking and certification of ferroalloy GB/T 3654.1-1983 Methods for chemical analysis of ferroniobium—The paper chromatograph-gravimetric method for the determination of niobium and tantalum GB/T 3654.3-1983 Methods for chemical analysis of ferroniobium The gravimetric method for the determination of silicon content GB/T 3654.3-2019 Ferroniobium—Determination of silicon content—Gravimetric method GB/T 3654.4-1983 Methods for chemical analysis of ferroniobium The combustion gravimetric method for the determination of carbon content GB/T 3654.5-1983 Methods for chemical analysis of ferroniobium The molybdenum blue photometric method for the determination of the phosphorus comtent GB/T 3654.6-1983 Methods for chemical analysis of ferroniobium The combustion—iodate volumetric method for the determination of sulfur content GB/T 3654.6-2008 Ferroniobium—Determination of sulfur content—Combustion-iodate titrimetric method,methylene blue photometric method and infrared absorption method GB/T 3654.7-1983 Methods for chemical analysis of ferroniobium The methylene blue photometric method for the determination of sul fur content GB/T 3654.8-1983 Methods for chemical analysis of ferroniobium The chromotropic acid photometric method for the determination of titanium content GB/T 3654.8-2008 Ferroniobium—Determination of tianiun content—Chromotropic acid photometric method GB/T 3654.8-2023 Ferroniobium—Determination of titanium content—Chromotropic acid photometric method and diantipyrylmethane photometric method GB/T 3654.9-1983 Methods for chemical analysis of ferroniobium The thiocyanate photometric method for the determination of tungsten content GB/T 3654.10-1983 Methods for chemical analysis of ferroniobium The EDTA volumetric method for the determination of aluminum content GB/T 3654.10-2024 Ferroniobium—Determination of aluminum content—EDTA titrimetric method GB/T 4010-1994 Ferroalloys—Sampling and preparation of samples for chemical analysis GB/T 4010-2015 Ferroallys sampling and preparation of samples for chemical analysis GB/T 13247-1991 Ferroalloys—Sampling and testing methods for determination of grain size GB/T 13247-2019 Methods for sampling and testing the grain size of ferroalloys products GB/T 15076.1-1994 Methods for chemical analysis of tantalum and niobium—Determination of tantalum content in niobium GB/T 15076.1-2017 Methods for chemical analysis of tantalum and niobium—Part 1:Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry

Adopt standards

ASTM A550-06

Related Standards

GB/T 3654.10-1983 Replaced

GB/T 3654.10-1983 Methods for chemical analysis of ferroniobium The EDTA volumetric method for the determination of aluminum content

Publish Date: 1983-05-02

GB/T 3654.1-1983 Active

GB/T 3654.1-1983 Methods for chemical analysis of ferroniobium—The paper chromatograph-gravimetric method for the determination of niobium and tantalum

Publish Date: 1983-05-02

GB/T 3654.2-1983 Replaced

GB/T 3654.2-1983 Methods for chemical analysis of ferroniobium—The neocuproine-chloroform extraction photometric method for the determination of copper content

Publish Date: 1983-05-02

GB/T 3654.3-1983 Replaced

GB/T 3654.3-1983 Methods for chemical analysis of ferroniobium The gravimetric method for the determination of silicon content

Publish Date: 1983-05-02

GB/T 3654.4-1983 Active

GB/T 3654.4-1983 Methods for chemical analysis of ferroniobium The combustion gravimetric method for the determination of carbon content

Publish Date: 1983-05-02

GB/T 3654.5-1983 Active

GB/T 3654.5-1983 Methods for chemical analysis of ferroniobium The molybdenum blue photometric method for the determination of the phosphorus comtent

Publish Date: 1983-05-02