(ISo 657/15 International Standard INTERNATIONAL ORGANIZATION FOR STANDARDIZATION+MEXAYHAPOAHAH OPTAHW3ALMA O CTAHAAPTW3ALWWORGANISATION INTERNATIONALE DE NORMALISATION Hot-rolled steel sections Part 15 : Sloping flange beam sections (Metric series) Dimensions and sectional properties Profiles en acier lamines a chaud - Partie 15 : Poutrelles a ailes inclinees (Serie metrique) -- Dimensions et caracteristiques rapportées aux axes First edition - 1980-09-15 ISO 657/15-1980 (E) UDC 669.14-423 Ref. No. 1SO 657/15-1980 (E) Descriptors : iron and steel products, hot rolled products, metal sections, I beams, channel iron, dimensions, dimensional tolerances. Price based on 2 pages Copyright International Organization for Standardization ted without license from IHS Not for Re Foreword ISo (the International Organization for Standardization) is a worldwide federation of national standards institutes (iso member bodies). The work of developing Inter- national Standards is carried out through Iso technical committees. Every member body interested in a subject for which a technical committee has been set up has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. Draft international Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council. international Standard ISO 657/15 (formerly ISO/DIS 4971) was developed by Technical Committee ISO/TC 17, Steel, and was circulated to the member bodies in October 1977. It has been approved by the member bodies of the following countries : Germany, F.R. Norway Austria Belgium Philippines india Bulgaria Poland Iran Canada Italy Romania Chile Korea, Dem. P. Rep. C South Africa, Rep. of of Denmark Korea, Rep. of Switzerland Mexico Turkey Egypt, Arab Rep. of Netherlands France The member bodies of the following countries expressed disapproval of the document on technical grounds : Czechoslovakia Sweden Hungary USA Spain USSR @ International Organization for Standardization, 1980 Printed in Switzerland Copyright International Organization for Standardization Notfor Resal ISO 657/15-1980 (E) INTERNATIONAL STANDARD Hot-rolled steel sections -. Part 15 : Sloping flange beam sections (Metric series) - Dimensions and sectional properties 1 Scope and field of application SB followed by the depth and mass per metre. This International Standard specifies dimensions and sectional Example : SB 160 × 18 properties of metric series hot-rolled steel sloping flange beam sections. 3 Dimensions and sectional properties Designation The dimensions and sectional properties of sloping flange beam Sioping flange beam sections shall be designated by the letters sections are given in the table. Copyright International Organization for Standardization sefromIHS Not for Resale