Forged Double block bleed DBB ball valve
Specifications
Size:1/2"~48"
Pressure Rating: Class150~Class2500
Material: A105, LF2, F304, F316, F304L, F316L, F51 etc
Duplex stainess steel,super stainess steel
Ball Type: Trunnion Mounted Ball, or floating ball
Port Type: Full Bore, reduced bore.
Standards:
DBB ball valve Design and Manufacture as per: API6D ASME B16.34
Structural Length as per: API6D, ASME16.10 or customized as per manufacturer or client’s dimension.
Welded Ends: ASME B16.25
Test and Inspection as per: API6D, API598
NACE: MR0175
Part name |
Material |
Part name |
Material |
Body |
Brass,A105,F51, A182 F11, F304,F316,F51,A105 ,A350 -LF2. |
Packing |
Graphite/PTFE |
Stem |
F51,410,420,304, 304L, 316, 316L |
Stuffing cover |
Brass,A105,F51, A182 F11, F304,F316,F51,A105 ,A350 -LF2. |
Disc |
A105,CF8, CF8M CF8C, CF3, CF3M,F51 |
Yoke |
WCB, Stainless steel |
Seat suface |
Stellite,Cr,PTFE, RPTFE, PEEK, NYLON |
Worm device |
Lever, Gear box etc |