OS & Y, Rising Stem
Design
ASME B16.34/API 600
Bolted Bonnet
Face to Face
ASME B16.10
Flexible Wedge
End Flange
ASME B16.5
Extended Bonnet for Cryogenic Services
BW End
ASME B16.25
By Pass On Request
Test
API 598
Locking Device Optional
Special
NACE MR-01-75