... 24",DN50-600mm 2.Pressure:150-2500LB,PN6-25 Stainless Steel Welding Gate Valve 1.Size: NPS2"-24",DN50- ... Pressure: Class150-2500LB,PN6-253.Material: Cast Iron,Carbon steel,Stainless Steel4.Operation: Hand wheel, gear, square head.5. ... GB,DIN,JIS,ANSI,BS.6.Suitable medium:water,oil.air etc7.Long service life and easy install.Wenzhou ... the type of powder and slurry fluid Stainless Steel Welding Gate Valve