Vatac Needle ValvesConform to ASME B16.34.
They are tested according to API 598, and marked as per MSS SP-25Construction is as follows:
- Regular Port
- Screwed Bonnet
- Integral Backseat
- Socket Weld Ends to ASME B16.11
- Butt Weld Ends to ASME B16.25
- Screwed Ends to ANSI/ASME B1.20.1
MainPart&MaterialsPartNamesPartMaterialsBodyA105LF2F22F304F316F304LF316LB62BonnetA105LF2F22F304F316F304LF316LB62Trim13%Cr/SS304/SS316SS304SS316SS304LSS316LB62PackingGraphite/PTFESuitableMediumW.O.Getc.HNO3,CH3OOHetc.SeaWateretc.SuitableTemperature-29~425°C-46~340°C-46~340°C-196~427°C-196~427°C-196~427°C-196~427°C-29~220°C