This standard stimulates the ferroboron delivery technical requirements, test methods, acceptance regulations, packaging, storage and transportation, mark and quality certificate.

This standard applies to the steelmaking, casting and ferroboron as boron element additions for amorphous, ultracrystalline mother alloy, NdFeB alloy and others.

Normative reference

The terms of the following documents shall be the provisions of this system through the reference. For any dated reference documents, the modification (not including errata content) or revised edition shall not apply to this system, however, it is encouraged that all parties of the agreement may discuss whether the latest version of these documents can be used. For any undated reference documents, its latest version shall apply to this system.

GB/T4010-1994 Ferroalloy sampling and preparation of samples for chemical analysis

GB/T13247-91Ferroalloys-Sampling and testing methods for determination of grain size（GB/T13247-1991,neqISO4551:1987）

GB/T3653-83 Methods for chemical analysis of ferroboron

GB/T3650-1995 the general rules for inspection, packing, storing, transportation, marking and certification of ferroalloy

PRC National Standard

Basic information

    Standard No.: GB/T5682-1995

    Standard Title in English：Ferroboron

　 Issuance Date：1995-10-10

　 Execute Date：1996-3-1

　 First Issuance Date：1985-12-4

　 Standard State：currently in effect

　 Review Affirmance Date：2010-7-28

　 Plan No.：

　　Replace Standard：GB5682-1987

　　Replaced Standard:

　　Revocatory Date：

　　Adopted International Standard No：JISG318:1986

　　Application Degree：NEQ

　　Adopted International Standard：other

　　ICS:77.100

　　CCS：H42

　　Standard Sort：product

　　Number of Pages:

　　Price(￥):

　　Governor：China Iron and Steel Association

　　Technical Committees：National Steel Standardization Technical Committee

　　Drafting Committee：Liaoyang Ferroalloy Works