Shell Wall Thickness - API 600 / ASME B16.34, Seat Parts - Integral Seat Face to Face & End to End - ASME B16.10, Flanged Ends - ASME B16.5, Butt-Weld Ends - ASME B16.25, Body Marking - MSS SP 25, Test - API 598
OPTION
Ballance Weight / By-Pass / Dash-Port / Drain etc.