* High Quality Lost-Wax Casting.
* Industrial Service for pipeline, steam, flow control, boiler, high pressure applications.
* 3000psi/Class1500/PN250bar
* ISO 5211 Direct-Mounted Pad
* Materials : Carbon Steel / Stainless Steel ( ASTM A216 WCB, ASTM A351 CF8, CF8M, CF3M )
* Seat Materials : Delrin, Peek are standards.
* Fire Safe Design is available Model: HPV-231DFS * Materials complied with NACE MR0175 and MR0103
Delrin seat: -29 to 80℃; Peek seat: -29 to 260℃