ISO 14655 pdf download

ISO 14655 pdf download.Epoxy-coated strand for the prestressing of concrete 1 Scope This International Standard specifies requirements for fusion-bonded, epoxy-coated, or epoxy-coated and filled, seven-wire prestressing steel strand for the prestressing of concrete. NOTE Use of epoxy-coated strand in pre-tensioned applications such as fire-rated construction should be approached with caution. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards. ISO 2808:1 997, Paints and varnishes — Determination of film thickness . ISO 6272:1 993, Paints and varnishes — Falling weight test . ISO 6892:1 998, Metallic materials — Tensile testing at ambient temperature. ISO 6934-4:1 991 , Steel for the prestressing of concrete — Part 4: Strand . ISO 9227:1 990, Corrosion tests in artificial atmospheres — Salt spray tests . 3 Terms and definitions For the purposes of this International Standard, the following terms and definitions apply. 3.1 coated and filled strand epoxy-coated seven-wire strand in which the void spaces between the wires are completely filled with the epoxy coating to prevent migration of corrosive media, either by capillary action or other hydrostatic forces 3.2 coated strand seven-wire prestressing steel strand which has been coated with a fusion-bonded epoxy coating 3.3 disbonding loss of adhesion between the fusion-bonded epoxy coating and the strand 3.4 fusion-bonded epoxy coating coating containing pigments, thermosetting epoxy resins, crosslinking agents, and other additives, which have been applied in the form of a powder on to a clean, heated metallic substrate and fused to form a continuous barrier 3.5 grit inert particles that are impregnated into the surface of the coating 3.6 grit-impregnated strand coated strand with grit impregnated into the surface of the coating 3.7 holiday discontinuity in a coating which is not discernible to a person with normal or corrected vision 3.8 manufacturer any organization which produces coated strand 3.9 sealing material a coating system, formulated to be compatible with the fusion-bonded epoxy coating, used to repair damaged areas and cut ends 3.10...