Non Return Valve Swing Check

Non Return Valve Swing Check

Forbes Marshall is a leader in the area of process efficiency and energy conservation for the process industry. We have sixty years of experience building steam engineering and control instrumentation solutions with focussed investments in manufacturing and research and development. We deliver quality solutions in 18 countries. Forbes Marshall is unique in having extensive expertise in both steam and control instrumentation. This dual expertise has allowed us to engineer industry specific systems that focus on energy efficiency, environment and process efficiency for diverse sectors. Our teams are peopled by some of the finest engineers in the land. These highly trained professionals have developed innovative solutions and saved millions of rupees in process costs for our clients. Our business practices and processes have combined into a singular philosophy of being trusted partners who provide innovative solutions. It's a philosophy we are proud to live up to. We have long standing partnerships with some of the best names in the control instrumentation industry such as Arca, Codel, Krohne and Shinkawa, to develop, design and supply innovative solutions for measurement and monitoring of process parameters. With a combination of specialist knowledge and the latest technology, we provide products and solutions to achieve optimum efficiency. Our products are a unique combination of hardware and software that make them reliable and accurate. Non Return valves FM Non Return valves are reliable for reverse flow prevention in Oil and Gas, Refinery, Power Sectors and protecting equipment & processes in general industries. 2

Cast Steel Bolted Cover Features Flanged end or buttwelding end Tilting disc design available Renewable, seal welded seat ring or integral seal (cast S.S. only) available Optional counter weight, lever and dashpot arrangement available Meet design requirement of ASME B16.34 / BS 1868 / API 6D / IBR and testing requirement of API 6D / BS EN 12266-1 / API 598 Flanged end dimensions conform to ASME B16.5 / API 605 / BS 3293 Ring joint facings available in higher classes Buttweld end dimensions conform to ASME B16.25 Face to Face dimensions conform to ASME B16.10 / BS2080 Meets requirement of NACE MR-01-75 6 2 5 7 4 10 12 9 3 11 8 1 4 Materials Higher sizes are provided with dashpot arrangement to control the movement of the disc in order to avoid slamming and water hammer. 3

Cast Steel Pressure Seal Cover Features Flanged end or buttwelding end Tilting disc design available Renewable, seal welded seat ring or integral seal (cast S.S. only) available Optional counter weight, lever and dashpot arrangement available Gasket design ensures self sealing under pressure Meet design requirement of ASME B16.34 / BS 1868 / API 6D / IBR and testing requirement of API 6D / BS EN 12266-1 / API 598 Flanged end conforms to ASME B16.5 / API 605 / BS 3293 Face to Face dimensions conform to ASME B16.10 / BS2080 Ring joint facings available in higher pressure ratings Buttweld end dimensions conform to ASME B16.25 9 2 6 8 7 3 4 16 15 14 11 1 10 5 13 12 Meets requirement of NACE MR-01-75 Materials Absorbs thrust applied by internal pressure Protects the Soft Metallic gasket from deformation : Unique angular design provides superior sealing 4

Dimensions Cast Steel Bolted Bonnet H L, L1 Class 150 H L, L1 Class 300 & 600 Cast Steel Pressure Seal Cover H L, L1 Class 900, 1500 & 2500 H L, L1 Class 900, 1500 & 2500 5

Nominal Seating Surface Materials Range of Shell Material and Recommended Trim Material 6

Exploded view Stud & Nut Cover Bracket Stud & Nut Hinge Bracket Hinge Pin Hinge Disc Nut Washer Seat Ring Disc Gasket Body 7

Doc#CIG/0712/3161/V1.R1 Industry Spectrum Refineries Petrochemicals Power Sugar Paper Chemical Nuclear Oil and Gas Steel and many more... www.forbesmarshall.com Forbes Marshall Pvt. Ltd. A-34/35, MIDC, Industrial Estate, H Block, Pimpri, Pune - 411 018. India. Tel.: 91(0)20-27442020 Fax: 91(0)20-27442040 E-mail: vsales@forbesmarshall.com Domestic: Ahmedabad, Alibag, Bangalore, Bhopal / Indore, Chandigarh, Chennai, Coimbatore, Delhi, Hyderabad, Jamshedpur, Kolkata, Mumbai, Nagpur, Navi Mumbai, Surat, Trichy, Vadodara, Visakhapatanam International Operations: exp@forbesmarshall.com Bangladesh, Bolivia, Canada, Chile, Columbia, Egypt, Indonesia, Kenya, Malaysia, Nepal, Peru, Singapore, Sri Lanka, Thailand, U.A.E., USA, Venezuela