ISO 8330 pdf download.Rubber and plastics hoses and hose assemblies – Vocabulary
1 Scope
This International Standard defines terms used in the hose industry. The terms are listed alphabetically in English. When a term has one or more synonym(s), the synonymous terms follow the preferred term and are also listed in the alphabetic sequence. Deprecated synonymous terms are indicated by “(deprecated)”. The expression “See also ” is used after the definition (or note) to refer to another term (not always synonym) whose definition or note contains information related to the term preceding the expression.
2 Terms and definitions
angle of braid angle of lay acute angle between any strand of the braid and a line parallel to the axis of the hose angle of lay (see also angle of braid) armoured hose hose with a protective covering, generally applied as a braid or helix, to minimise physical damage armou ring protective covering over a hose. generally applied as a braid or helix. to prevent mechanical damage or to support the reinforcement of n section hose bend radius raaius of ;i bent section of hose measured to the innermost surface of the cuwed portion bending force load required to induce bending around a specified radius and hence a measure of stifhess bias angle smailer inciucied angle between the warp threads of a cloth and a diagonal line cutting across the warp threads bias cut cut ofa textile material made diagonally at an angle less than 90 O to the longitudinal axis bias seam seara at which bias cut fabrics are joined together binding-in wire nipple wire wire used to anchor a hose to a nipple, usually applied during the construction of the hose body wire round or flat wire helix embedded in the hose wall to increase strength or to resist collapse bore inside of a hose through which the material to be conveyed passes braid continuous sleeve of interwoven single or multiple strands of yarn or wire braided hose hose in which the reinforcement has been applied as interwoven spiral strands brand mark or symbol either embossed, inlaid or printed on a hose, coupling or hose assembly identifjing or describing a product andor manufacturer breaker ply open mesh fabric used to enhance the bond of a hose lining or cover to its carcass and to spread impact NOTE This addition can add reinforcement to these components. burst pressure pressure at which rupture of the hose occurs NOTE The term has the dimension of bar! capped end sealed end (deprecated) hose end covered to protect its internal elements carcass fabric. cord andor metal reinforcing section of a hose. as distinguished from the hose tube or cover (See ulso reinforcement)cloth marked finish appearance of the vulcanized cover produced by straight or spiral wrapping used during vulcanization and subsequently removed (See also wrapper marks) coiling diameter minimum diameter of coil to which a hose can be coiled without damage collapsible hose softwall hose which, when unpressurized internally, can be coiled on itself (See also layflat hose) consolidated state in which the components of a hose are firmly brought together by the application of pressure during manufacture NOTE Components can not be considered bonded until after vulcanization. Consolidation procedures may be camed out several times during construction. convoluted hose hose fluted helically (externally andor internally)