物理安全检测
ISO 4427-3塑料管道系统 供水用聚乙烯管和配件 第3部分
ISO 4427-3塑料管道系统 供水用聚乙烯管和配件 第3部分：配件—标准名称
ISO 4427-3 Plastics piping systems - Polyethylene (PE) pipes and fittings for water supply - Part 3: Fittings
ISO 4427-3塑料管道系统 供水用聚乙烯管和配件 第3部分：配件
ISO 4427-3塑料管道系统 供水用聚乙烯管和配件 第3部分：配件—适用范围
Scope：
This part of ISO 4427 specifies the general aspects of fittings made from polyethylene (PE) for piping systems intended for the conveyance of water for human consumption, including raw water prior to treatment and water for general purposes. It also specifies the test parameters for the test methods to which it refers.
ISO 4427-3塑料管道系统 供水用聚乙烯管和配件 第3部分：配件—测试标准和要求
Apparence外观
Design设计
Colour颜色
Electrical characteristics for electrofusion fittings电熔管件电学特征
Appearance of factory-made joints工厂制造节点外观
EC Council Directive 98/83/EC Effect on water quality水质效果
EN ISO 3126 Dimensions of electrofusion socket fittings电熔套接管件尺寸
EN ISO 3126 Dimensions of spigot fittings插口配件尺寸
Annex A Dimensions of spigot fusion fittings插口熔接配件尺寸
Annex B Dimensions of fabricated fittings
EN ISO 3126 Dimensions of electrofusion saddle fittings电熔鞍型配件尺寸
Dimensions of mechaanical fittings机械连接配件尺寸
ISO 9624 Dimensions of loose backing flanges and flange adapters衬垫法兰和法兰转接尺寸
ISO 1167-1/ISO 1167-3 Hydrostatic strength 静液压强度
ISO 13954/ISO 13955 Cohesive resistance for electrofusion socket fittings点融接合管件结合力
ISO 13955 cohesive resistance of electrofusion saddle fittings电熔鞍型管件结合力
ISO 13953 Tensile strength for butt fusion fittings-spigoted fittings
ISO 13957 Impact resistance of tapping tees T型转接头冲击测试
ISO 1167-1/ISO 1167-2 Retest in case of failure at 80℃ 重复测试
Annex D/ ISO 1167-1 Short-term internal pressure resistance短期耐内压
Annex E/ISO 13951 Resistance to tensile load
EN ISO 1133 Condition D/T Melt mass-flow rate MFR熔体质量流动速率
ISO 11357-6 Oxidation induction time
National regulations apply Effect on water quality水质效果
ISO 4433-1/-2 Chemical characteristics of pipes in contact with chemicals与化学试剂接触的管材的化学特征
ISO 4427-5 Performance reqirements性能特征
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