GOST 21707-1976
Iron ores, agglomerates and pellets. Method for determination of gas permeability and layer shrinkage during reduction

Standard No.

GOST 21707-1976

Release Date

1976

Published By

RU-GOST R

Latest

GOST 21707-1976

Scope

This standard applies to iron ores, agglomerates and pellets and specifies a method for determining gas permeability and shrinkage

GOST 21707-1976 Referenced Document

• GOST 13045-1981 General industrial rotameters. General specifications*， 1981-04-19 Update
• GOST 13320-1981 Automatic instruments of contnuous action used for gas analysis. General requirements*， 1981-04-19 Update
• GOST 15054-1980 Iron ores, concentrates, agglomerates and pellets. Methods of sampling and sample preparation for chemical analysis and determination of moisture content*， 1980-04-19 Update
• GOST 26136-1984 Iron ores, concentrates, agglomerates and pellets. Methods of sampling and preparation of samples for physical tests*， 1984-04-19 Update
• GOST 3826-1982 Wire cloth nets with square mesh. Specifications*， 1982-04-19 Update
• GOST 427-1975 Measuring metal rules. Basic parameters and dimensions. Specifications
• GOST 949-1973 Small and medium volume steel cylinders for gases for Pw<=19,6 MPa (200kgf/cm2). Specifications
• GOST 9933-1975 Absolute pressure gauges and u-tubes combined pressure vacuum gauges

GOST 21707-1976 history

• 1976 GOST 21707-1976 Iron ores, agglomerates and pellets. Method for determination of gas permeability and layer shrinkage during reduction