BS EN ISO 28721-1-2011 釉瓷和搪瓷.加工厂用玻璃衬里装置.装置,部件,器具和附件的质量要求

标准号：BS EN ISO 28721-1-2011
中文标准名称：釉瓷和搪瓷.加工厂用玻璃衬里装置.装置,部件,器具和附件的质量要求
英文标准名称：Vitreous and porcelain enamels. Glass-lined apparatus for process plants. Quality requirements for apparatus, components, appliances and accessories
标准类型：G93
发布日期：2011/4/30 12:00:00
实施日期：2011/4/30 12:00:00
中国标准分类号：G93
国际标准分类号：25.220.50;71.120.10
引用标准：ISO 780;ISO 2178;ISO 28721-2;ISO 28721-3;EN 14430
适用范围：This part of ISO 28721 specifies the quality requirements for apparatus, components, appliances andaccessories of glass-lined steel (including semi-crystallized enamel coatings) and glass-lined steel castingsused for process plants. It specifies the quality requirements and the tests to be carried out by themanufacturer as well as the action to be taken to repair defects.It is also applicable to glass-lined pumps, pump components and fittings.It is not applicable to glass-lined flanged steel pipes or glass-lined flanged steel fittings.NOTE 1 Provisions for glass-lined flanged steel pipes and glass-lined flanged steel fittings are given in DIN 2876 [1].The test methods specified cover checking the enamel, the dimensional accuracy and the performance ofapparatus and components.This part of ISO 28721 applies to new apparatus and components as well as used items that have been reenamelled.It does not contain requirements regarding the chemical or physical properties of vitreous and porcelainenamels.NOTE 2 Examples of test reports are given in Annex A.