API 600, GATE VALVE, TRIM 8
API 600, GATE VALVE, TRIM 8
(OP)
API 600, GATE VALVE, TRIM 8
What does trim 8 mean?
The wedge surface should be 13Cr and base metal equal to or better than body materials; The body seat surface should be hard faced and base metal equal to or better than body material. Am I right?
Thanks.
What does trim 8 mean?
The wedge surface should be 13Cr and base metal equal to or better than body materials; The body seat surface should be hard faced and base metal equal to or better than body material. Am I right?
Thanks.





RE: API 600, GATE VALVE, TRIM 8
trim
Part number Material Brinell hardness
Stem 1,4-8A 13Cr 200 HB min.275 HB max.
Seat 8 or 8A 13Cr/HF 250 HB min./350 HB min.
Surfaces