Sanitary Valve with material: stainless steel, carbon steel, etc. and with all kinds of types. Standard Features:·Standard: ISO, DIN, 3A, SMS·Size:NPS 1"-4", DN25-DN150 ·Surface treatment: mirror polished 320G,400G or matt polished 180G,240G·Port Connection Type: Butt Welding·Working Pressure: PN10-PN16·Working Temperature: -30 °C to 150 °C·Working principle: Remote-controlled operation by the ...