The KTN 441/800 is our globe valve class 800 and weldable ends. Made of F316 stainless steel forging . The range is from 1/2 ″ to 2 ″ (inches). Maximum working pressure: 140 Bar. The working temperature range covers -29ºC to + 425ºC . The valve features a stellite-hardened stainless steel seat. Suitable for conducting and strangling the passage of aqueous media, oil and gas.