Design Features : Design and Manufacturing : BS 1873 / ASME B 16.34 (2”≤ 24”) & API 602 / ISO 15761 (FOR NPS < 2) Inspection and Testing : API 598, BSEN 12266 Part – 1 & 2 End Flanges Dimension : ASME B 16.5 BW End Dimension : ASME B 16.25 Face to Face & End to End Dimension : ASME 16.10, BS 2080 Gasket Design : ASME B 16.20 Plug Design : Parabolic, Regulating, Soft seated Plug, Guided Plug. Handwheel Construction : Rising & Non rising Handwheel.