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Cast Steel SWING CHECK VALVE Bolted Bonnet www.migzvalve.com

Features of Cast Steel SWING CHECK VALVE Cast steel body & bonnet. Bolted bonnet. For horizontal and upward horizontal flow of fluid. Unidirectional flow. Size range: NPS 2” up to NPS 48”. DN50 up to DN1200. Pressure rating: ASME class 150 up to 2500. Connection: RF flange, RTJ flange, Butt Weld ends (for Long Pattern). Connection: Butt Weld ends (for Short Pattern). Option of Drain connection as per customer request. NACE service either MR-01-75 or MR-01-03. Low fugitive emssions control. Design standards: API 6D and ASME B16.34. Tested to API 598 and ASME B16.34. Flange dimensions as per ASME B16.5 for sizes up to NPS 24”. Flange dimensions as per ASME B16.47 Series A for sizes NPS 26” and larger. Series B are available upon request. Face-to-face and end-to-end dimensions as per ASME B16.10. Welding ends dimensions as per ASME B16.25.

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Cast Steel SWING CHECK VALVE Bolted Bonnet www.migzvalve.com Long Patterrn CL900 CL1500 Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

CL150 CL300 CL600 CL2500 Y Y Y Y 2½ Y Y Y Y Y Y Y Y 3 Y Y Y Y 4 Y Y Y Y 5 Y Y Y Y 6 Y Y Y Y 8 Y Y Y Y 10 Y Y Y Y 12 Y Y Y 14 Y Y Y 16 Y Y Y 18 Y Y Y 20 Y Y Y 22 Y Y Y Y Y 24 Y Y Y 26 Y Y Y 28 Y Y Y 30 Y Y Y 32 Y Y Y 34 Y Y Y 36 Y 42 Y 48 Short Pattern Swing Check Valves are available for ASME Class 600, 900, 1500, and 2500.

NPS 2

DN 50 65 80 100 125 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 1050 1200

Class 150 Swing Check Valve Cover lug for NPS 8” and larger. Size range: NPS 2” up to 48”.

Class 300 Swing Check Valve Cover lug for NPS 8” and larger. Size range: NPS 2” up to 36”.

Class 600 Swing Check Valve Cover lug for NPS 6” and larger. Size range: NPS 2” up to 36”.

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Cast Steel SWING CHECK VALVE Bolted Bonnet www.migzvalve.com

Class 900 Swing Check Valve Cover lug for NPS 4” and larger. Size range: NPS 2” up to 24”.

Class 1500 Swing Check Valve Cover lug for NPS 2 ½ ” and larger. Size range: NPS 2” up to 24”.

Class 2500 Swing Check Valve Cover lug. Size range: NPS 2” up to 12”.

Reference Standards API 6D - Specification for Pipeline Valves. API 598 - Valve Inspection and Testing/ ASME B16.5 - Pipe Flanges and Flanged Fittings. ASME B16.10 - Face-to-Face and End-to-End Dimensions of Valves. ASME B16.25 - Buttwelding Ends. ASME B16.34 - Valves – Flanged, Threaded, and Welding End. ASME B16.47 - Large Diameter Steel Flanges.

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Cast Steel SWING CHECK VALVE Bolted Bonnet www.migzvalve.com

1) Body to Cover Joint, designed to apply a uniform load to the gasket to assure a leak proof seal. 2) Disc to Hanger connection, allows the disc a controlled movement, independent of the hanger to assure proper disc alignment with the seat at closure. 3) Connection is secured by a Disc Nut to prevent disassembly due to vibration and closure impact. 4) Stellite Seat Ring, provides increased resistance to wear abrasion and erosion of the sealing surface. 5) Cover lug. for easy handling and installation. 6) Body, with heavy wall thickness as per ASME B16.34 for maximum service life.

We Believe in Quality and Speedy Delivery

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MIGZ caststeel SWING CHECK VALVE