Design & construction: API 600, API 6D
Face to face length: ASME / ANSI B16.10
Connections & dimensions: ASME / ANSI B16.5, ASME / ANSI B 16.25
Flanges: RF ANSI #300
Pressure & temperature: ASME / ANSI B16.34
Test: API 598 Materials
body-cover: cast steel A216WCB, GP240GH+N
disc: cast steel A216WCB, GP240GH+N
body seat facing: A182 F6
disc seat facing: A182 F6
gasket: graphite
painting: high chlorinated polyethylene HCPE