英语翻译Hexagon Nipples Equal,Long bends 90` male and female,pla

英语翻译
Hexagon Nipples Equal,
Long bends 90` male and female,plain
PLugs
Caps,plain
Elbows 90`,plain equal
Tees,plain,equal
Sockets(Coupling),plain,equal
Elbows,90`,plain,reducing
Tees,plain,reducing
Sockets(Coupling),plain,reducing
Union,Flat Seat without gasket
拜托翻译下上面的零件名称,一句是一个零件,