A TOE pipe nipple is a nipple of thread one end,it means this pipe nipple has a male thread on only one end, the other end commonly should be plain end or bevel end.Sometimes it is called half pipe nipple.This TOE pipe nipple can be the joint between a female thread coupling and a butt welding end pipe. 

Toe-pipe-nipple-(Thread-on-end)

Standard: ASTM A733 ,DIN 2982, JIS B2302 ,BS EN10241

Material: ASTM A106, ASTM A53, ASTM A312, API 5L, DIN 17175, EN10228 …Carbon steel, stainless steel , alloy steel.

Size: 1/2″-16″. DN15-DN400

Connect method: Thread,Butt welding.

Type:

Seamless: DN15-DN400

Welded: DN15-DN400