check valve

check valve details

check valve.cast steel bolted bonnet swing check valve.flanged ends.
Accordance with API SPEC 6D standard, and have the certificate of authority to use the official API monogram.
Face to face dimensions: ANSI/ASME B16.10.
Flange connection: ANSI/ASME B16.5 for NPS24,ASME B16.47A/MSS SP-44 for NPS>24.
Butt-welding end dimensions: ANSI/ASME B16.25.
Socket-welding dimensions: ANSI/ASME B16.11.
Inspection & test standard: API6D, API598.
Pressure: 150Lb, 300Lb, 600Lb, 900Lb or PN 2.0MPa~PN 15.0MPa or JIS 10K, 20K.
Nominal diameters: 2~ 24or DN50~DN600.
Major materials: WCB, WC1, WC6, WC9, A105, CF8(304), CF8M(316), CF3(304L), CF3M(316L), etc.