TYPE : CHECK VALVES
FIGURE : 20SN
PRESSURE : JIS 20K
END CONNECTION : BS21
SIZE : 1/2 - 2
BODY : Ductile Iron
COVER/CAP : Stainless Steel
DISC/BALL : Stainless Steel + HF
STEM/SCREEN : -
SEAT: Stainless Steel +HF
Lift Type, Union Bonnet
120ºC Static water 400 psi
220ºC Steam air, gas, oil 360 psi
300ºC Steam air, gas, oil 330 psi
350ºC Steam air, gas, oil 290 psi