Suitable for high pressure and high temperature. High temperature and pressure gate valvePN:10 16 20 25 32Class(Lb):900Lb ... , ASTM F12, F22Sealing face material:(Co-Cr-W)STLSuitable medium: high pressure water, steamCertificates:API 6D, API 607, CE 1277, ISO ... 9001:2000, ISO 14001, TS, OHSAS 18001 high temperature and pressure gate valve