管附件 meaning in English

pipe fittings
pipefittings

Standard for safety for electric plumbing accessories
电动管附件安全标准
Infusion equipment for medical use - accessories for fluid lines for use with pressure infusion equipment
医用输液设备.与压力输液仪器一起使用的输液管附件
Plugs , socket - outlets and couplers for industrial purposes - part 2 : dimensional interchangeability requirements for pin and contact - tube accessories
工业用插头-插座和耦合器.第2部分:针头和接触管附件的尺寸可转换性要求
Specification for conduit fittings for electrical installations ; part 2 : particular specifications ; section 3 : fittings for flexible conduits of metal , insulating or composite materials and for pliable conduits of metal or composite materials
电气设备的导管部件规范.第2部分:特殊规范:第3节:金属绝缘或复合材料软电缆管附件