Aerospace series - Pipe coupling, welded, in heat resisting steel - Tees - Inch series; German and English version EN 4563:2003
航空航天系列.耐热钢焊接管接头.三通.英制系列；德语和英语版本EN 4563:2003
2004-08-01
DIN EN 4557
Aerospace series - Pipe couplings, 37°, spherical, in heat resisting steel - Tees nipples, welded end - Inch series; German and English version EN 4557:2003
航空航天系列.耐热钢制37°球形管接头.焊接端三通接头.英制系列；德语和英语版本EN 4557:2003
2004-08-01
DIN 16962-7
Pipe Joints and Elements for Polypropylene (PP) Pressure Pipelines, Types 1 and 2; Injection Moulded Tee Pieces for Socket-welding, Dimensions
1型和2型聚丙烯（PP）压力管道的管接头和元件；承插焊接用注射成型三通件.尺寸
1980-08-01
DIN 16963-9
Pipe Joints and Elements for High Density Polyethylene (HDPE) Pressure Pipelines, Types 1 and 2; Injection Moulded Tee Pieces for Socket-welding, Dimensions
1型和2型高密度聚乙烯（HDPE）压力管道的管接头和元件；承插焊接用注射成型三通件.尺寸
1980-08-01
WRC 347
Part 1: Welded Tee Connections Of Pipes Exposed To Slowly Increasing Internal Pressure; Part 2: Flawed Pipes And Branch Connections Exposed To Pressure Pulses And Shock Waves
第1部分:缓慢增加内部压力的管道焊接三通接头；第2部分:暴露于压力脉冲和冲击波的有缺陷管道和支管连接