Việt
van có mặt tựa côn
Anh
valve with conical seat
seating
supporting surface
thrust face
Đức
Ventil mit konischem Sitz
valve with conical seat, seating, supporting surface, thrust face
Ventil mit konischem Sitz /nt/TH_LỰC/
[EN] valve with conical seat
[VI] van có mặt tựa côn