Falf wirio dur ffug, falf wirio swing, falf wirio piston (falf gwirio lifft)
Diamedr: 1/2 ″ -2 ″, 800 pwys-2500 pwys,API602
boned bollt / boned wedi'i weldio / boned sêl bwysau (PSB)
Corff/boned/Disg: A105/F304/F316/F11/F22/LF2/Monel ac ati
Trimio: 13CR+STL/F304/F316
NORTECHis un o'r prif TsieinaFalf Gwirio Dur ffugGwneuthurwr a Chyflenwr.