Three-way ball valve is used for divergence or convergence circulation, is a multi-way ball valve with two-side or four-side valve seats, each pass can be used as a entrance without leakage. Three-way ball valve is used for divergence or convergence circulation, is a multi-way ball valve with two-side or four-side valve seats, each pass can be used as a entrance without lea A tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n.