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Affichage de 313 - 324 de 1034
Avis d'intention

Coupe-circuits polymériques de distribution

1.1 This Standard applies to open-type (fused and solid-blade) cutouts with a polymeric insulator structure component. These cutouts are intended for operation on alternating current distribution systems. 1.2 In some cases...
Avis d'intention

Éléments de chauffage

1.1 This Standard applies to: (a) heater elements for use in equipment that is intended to be connected to a supply of nominal system voltage of 600 V or less; and (b) those heater 1.2 This Standard applies to the following...
Avis d'intention

Tuyaux en tôle ondulée

1.1 This Standard specifies material and fabrication requirements for corrugated steel pipe, spiral rib pipe, structural plate corrugated steel pipe products, and two-flange tunnel liner plate. 1.2 This Standard applies to...
Avis d'intention

Compendium des matériaux liants

1.1 This Standard addresses the following aspects of cementitious materials: (a) their definitions; (b) their chemical, physical, and uniformity requirements; (c) the tests required; (d) the procedures for inspection and...
Avis d'intention

Câbles blindés

1.1 This Standard specifies requirements for single- and multi-conductor insulated cables having metallic interlocked armour without an overall jacket (Type AC90 or ACG90) or with an overall jacket (Type ACWU90 or ACGWU90)...