1) Valve Size : 1/2" x 1/2" ~ 1" x 1" 2) Applicable Set Pressure : Up to 210kgf/cm2 3) Temperature : Down to -196℃ 4) Code & Standard : - Orifice : API RP 520, MFG. Standard - Cryogenic Test : BS6364, MFG. Standard - Shell Test : API RP 598, ASME B16.34, KOGAS Standard - Seat Leakage Test : API RP 527 5) Constructions - End Connection : Screwed Type - Full Bore / Full Nozzle / Screwed Nozzle - Self-alignment Trim - Non Lever (Lever to be optional)