Design and Manufacturing :
API 600 / ISO 10434 (2′ <= 24′) BS 1414 / ASME B 16.34 (For NPS >= 24) & API 602 / ISO 15761 (For NPS < 2)

Inspection and Testing
API 598, BSEN 12266 Part -1 & 2 MSS-SP-61

End Flanges Dimension
ASME B 16.5 (For NPS<= 24′”), ASME B 16.47 Series A & B {For NPS >= 24}, MSS SP-44 (For >= 24)

BW End Dimension
ASME 16.9

Face to Face & End to End Dimension
ASME B 16.10, B 16.5 BS 2080

Gasket Design :
ASME 16.20

Tolerance
Face to Face: +2.0 upto 10″ for NPS <= +3.0mm for NPS >10″

Special Features
IBR Certifird.
Gear Operation-applied force exceeds 350N
limit Switch Arrangement.
Position Indicator.
Locking Arrangement.
Extended Stem.
By Pass Arrangement