Design & manufacture standard: API6D, API608, ANSI/ASME B16.34, MSS-SP-72

Face to face dimensions: ANSI/ASME B16.10, API6D.

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.

Inspection & test standard: API598, API6D.

Pressure: 150Lb, 300Lb, 600Lb, 900Lb or PN 2.0MPa~PN 15.0MPa or JIS 10K, 20K.

Nominal diameters: 1/2~ 24" or DN15~DN600.

Major materials: WCB, WC1, WC6, WC9, A105, CF8(304), CF8M(316), CF3(304L), CF3M(316L), etc.

Driving styles: manual/electric/worm wheel/pneumatic, etc.

Fire-resistant & anti-static design,with anti blow-out stem.