STANDARD MATERIALS
| PART NAMES | MATERIALS |
|---|---|
| BODY | NOTE 1) |
| BONNET | NOTE 1) |
| SEAT | ASTM A276-316(H.F) |
| DISC | 316(L)SS |
| STEM | 304(L)SS, 316(L)SS |
| GUIDE | 304(L)SS, 316(L)SS |
| SPRING | 304SS, 316SS or INCONEL |
NOTE
1) Cast Steel, ASTM A351-CF3(M), CF8(M)
SPECIFICATIONS
1) Valve Size : 1/2" x 3/4" ~ 12" x 16"
2) Applicable Rating : ASME 150# x 150# ~ 300# x 300#
3) Temperature : Down to -196℃
4) Code & Standard :
- Orifice : API RP 520, MFG. Standard
- Cryogenic Test : BS6364, MFG. Standard
- Shell Test : API RP 598, ASME B16.34, KOGAS Standard
- Seat Leakage Test : API RP 527
5) Constructions
- End Connection : Flanged Type
- Full Bore / Full Nozzle / Screwed Nozzle
- Self-alignment Trim
- Packed Cap & Lever to be optional
