Non Return Valve. Swing Check

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Magdalen Baker
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1 Non Return Valve Swing Check

We deliver quality solutions in 18 countries. Forbes Marshall is unique in having extensive expertise in both steam and control instrumentation.

2 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 technical teams are staffed by highly competent engineers. These highly trained professionals have developed innovative solutions and saved thousands of dollars 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

3 Cast Steel Bolted Cover Features Flanged end or buttwelding end Tilting disc design available Renewable, seal welded seat ring or integral seat (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 / 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 Materials Part Name Material 12 Disc Nut Stainless Steel 11 Washer 10 Hinge Pin See Page 5 for 09 Seat Ring Trim and Seating Surface Materials 08 Disc Part Name WCB LCB WC6 WC9 07 Bracket Stud & Nut A193 Gr B7 / A194 Gr 2H A320 Gr L7 / A194 Gr4 A193 Gr B16 / A 194Gr 4/7 A193 Gr B16 / A194 Gr 4/7 06 Cover Stud & Nut A193 Gr B7 / A194 Gr 2H A320 Gr L7 / A194 Gr4 A193 Gr B16 / A 194Gr 4/7 A193 Gr B16 / A194 Gr 4/7 05 Gasket Spiral Wound / Soft Iron Spiral Wound / Soft Iron Spiral Wound / SS304 Spiral Wound / SS Hinge Bracket A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 03 Hinge A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 02 Cover A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 01 Body A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 Part Name C5 C12 CF8 CF8M 07 Bracket Stud & Nut A193 Gr B16 / A194 Gr 4/7 A193 Gr B16 / A194 Gr 4/7 A193 Gr B7 / A194 Gr 2H A193 Gr B7 / A194 Gr 2H 06 Cover Stud & Nut A193 Gr B16 / A194 Gr 4/7 A193 Gr B16 / A194 Gr 4/7 A193 Gr B7 / A194 Gr 2H A193 Gr B7 / A194 Gr 2H 05 Gasket Spiral Wound / SS304 Spiral Wound / SS304 Spiral Wound / SS304 Spiral Wound / SS Hinge Bracket A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 03 Hinge A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 02 Cover A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 01 Body A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M Higher sizes are provided with dashpot arrangement to control the movement of the disc in order to avoid slamming and water hammer. 3

4 Cast Steel Pressure Seal Cover Features Flanged end or buttwelding end Tilting disc design available Renewable, seal welded seat ring or integral seat (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 / 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 B Meets requirement of NACE MR C A B Materials Part Name Material 16 Split Pin Stainless Steel 15 Washer Stainless Steel 14 Disc Pin 13 Hinge Pin See Page 5 for 12 Seal Ring Trim Materials 11 Disc A B C Back Up Ring : Absorbs thrust applied by internal pressure Thrust Ring : Protects the Soft Metallic gasket from deformation Gasket : Unique angular design provides superior sealing Part Name WCB LCB WC6 WC9 10 Bracket Stud & Nut A193 Gr B7 / A194 Gr 2H A320 Gr L7 / A194 Gr 4 A193 Gr B16 / A194 Gr 4/7 A193 Gr B16/ A194 Gr 4/7 09 Cover Stud & Nut A193 Gr B7 / A194 Gr 2H A320 Gr L7 / A194 Gr 4 A193 Gr B16 / A194 Gr 4/7 A193 Gr B16/ A194 Gr 4/7 08 Gasket Soft Iron Soft Iron SS304 SS Thrust Ring A217 Gr CA15 A351 CF8 A217 Gr CA15 A217 Gr CA15 06 Back up Ring A217 Gr CA15 A351 CF8 A217 Gr CA15 A217 Gr CA15 05 Hinge Bracket A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 04 Hinge A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 03 Cover A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 02 Bonnet A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 01 Body A216 Gr WCB A352 Gr LCB A217 Gr WC6 A217 Gr WC9 Part Name C5 C12 CF8 CF8M 10 Bracket Stud & Nut A193 Gr B16 / A194 Gr 4/7 A193 Gr B16 / A194 Gr 4/7 A193 Gr B7 / A194 Gr2H A193 Gr B7 / A194 Gr2H 09 Cover Stud & Nut A193 Gr B16 / A194 Gr 4/7 A193 Gr B16 / A194 Gr 4/7 A193 Gr B7 / A194 Gr2H A193 Gr B7 / A194 Gr2H 08 Gasket SS304 SS304 SS304 SS Thrust Ring A217 Gr CA15 A217 Gr CA15 A351 Gr CF8 A351 Gr CF8M 06 Back up Ring A217 Gr CA15 A217 Gr CA15 A351 Gr CF8 A351 Gr CF8M 05 Hinge Bracket A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 04 Hinge A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 03 Cover A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 02 Bonnet A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 01 Body A217 Gr C5 A217 Gr C12 A351 Gr CF8 A351 Gr CF8M 4

5 Nominal Seating Surface Materials Seat Surface Typical Specification (Grade) Trim Nominal Hardness Material No. Trim (HB, A Minimum) Type Cast Forged Welded 1 F6 C 13Cr ASTM A217 (CA15) ASTM A105 (F6a) AWS A5.9 ER D 18Cr-8Ni ASTM A351 (CF8) ASTM A182 (F304) AWS A5.9 ER308 3 F310 D 25Cr-20Ni ASTM A182 (F310) AWS A5.9 ER310 4 Hard F6 750 (E) Hard 13Cr F 5 Hardfaced 350 (E) Co-Cr A (G) AWS A5.13 E or R CoCr-A 5A Hardfaced 350 (E) Ni-Cr H 6 F6 and 250 (I) and 13Cr and ASTM A217 (CA15) ASTM A182 (F6a) AWS A5.9 ER410 Cu-Ni 175 (I) Cu-Ni J 7 F6 and 250 (I) and 13Cr and ASTM A217 (CA15) ASTM A182 (F6a) AWS A5.9 ER410 Hard F6 750 (I) Hard 13Cr F 8 F6 and 250 (I) and 13Cr and ASTM A217 (CA15) ASTM A182 (F6a) AWS A5.9 ER410 / Hardfaced 350 (I) Co-Cr A (G) AWS A5.13 E or R CoCr-A 8A F6 and 250 (I) and 13Cr and ASTM A217 (CA15) ASTM A182 (F6a) AWS A5.9 ER410 Hardened 350 (I) Ni-Cr H 9 Monel D Ni-Cu Alloy FM Standard D 18Cr-8Ni ASTM A351 (CF8M) ASTM A182 (F316) AWS A5.9 ER Monel and Hardfaced D and 350 (I) Ni-Cu alloy and Trim 5 or 5A FM Standard See Trim 5 or 5A and Hardfaced D and 350 (I) 18Cr-8Ni-Mo Trim 5 and 5A ASTM A351 (CF8M) ASTM A182 (F316) AWS A5.9 ER316 See Trim 5 or 5A 13 Alloy 20 D 19Cr-29Ni ASTM A351 (CN7M) ASTM B 473 AWS A15.9 ER Alloy 20 and Hardfaced D and 350 (I) 19Cr-29Ni and Trim 5 and 5A ASTM A351 (CN7M) ASTM B 473 AWS A5.9 ER320 / See Trim 5 or 5A Cr = Chromium, Ni = Nickel, Co = Cobalt, Cu = Copper (F) Case hardened by Nitriding to a thickness of 0.13 mm (0.005 inch) (A) HB (formerly BHN) is the symbol for Brinell hardness number as per minimum. ASMTM E 10. (G) This classification includes such trademarked material as Stellite 6 TM, (B) Free machining grade of 13Cr are prohibited Colmonoy TM, Stoody 6T TM and Wallex 6 TM. (C) Body and gate seat surfaces should be 250 HB minimum with a 50 HB (H) Manufacturers Standard hardfacing with a maximum iron content minimum differential between the body and gate seat surfaces. of 2.5 percent. (D) Manufacturers standard hardness. (I) Hardness differential between the body and gate seat surface shall be the Manufacturers standard. (E) Differential hardness between the body and gate seat surface is not required. (J) Manufacturer s standard with 30 Ni minimum. Range of Shell Material and Recommended Trim Material Material Type ASTM / BS Service Condition Recommended Trim and Temperature Low Pressure High Pressure Carbon Steel A216 Gr. WCB Non corrosive water, oil and gas 30ºC to 430ºC (86ºF to 806ºF) Low Temperature Service Cryogenic Service Low Temperature Carbon Steel A352 Gr. LCB -46ºC to 343ºC (-50ºF to 650ºF) 2 / / 5 A352 Gr. LC2-73ºC to 343ºC (-100ºF to 650ºF) A352 Gr. LC3-101ºC to 343ºC (-150ºF to 650ºF) Alloy Steel A217 Gr. WC1 Non corrosive water, oil and gas and steam -29ºC to 425ºC (-20ºF to 800ºF) 1 1/4% Cr - 1/2% Mo A217 Gr. WC6 Non corrosive water, oil and gas 1 / /4% Cr - 1% Mo A217 Gr. WC9-10º to 593ºC (14ºF to 1100ºF) 5% Cr - 1/2% Mo A217 Gr. C5 Corrosive water, oil and gas 8 / 5 5 9% Cr - 1% Mo A217 Gr. C12-10º to 649ºC (14ºF t0 1200ºF) Cast Stainless Steel Corrosive high temperature service 10 / % Cr - 8% Ni A351 Gr. CF8-10º to 816ºC (14ºF to 1500ºF) 17% Cr - 8% Ni A351 Gr. CF3-10º to 427ºC (14ºF to 800ºF) 18% Cr - 9% Ni - 2% Mo A351 Gr. CF8M -10º to 649ºC (14ºF to 1200ºF) 17% Cr - 9% Ni - 2% Mo A351 Gr. CF3M -10º to 454ºC (14ºF to 850ºF) 18% Cr - 9% Ni-cb A351 Gr. CF8C -10º to 816ºC (14ºF to 1500ºF) 25% Cr - 5Ni - Mo - Cu (Duplex 1A) A890 CD4MCu -80º to 300ºC (-112ºF to 572ºF) Duplex 1A Duplex 1A 24% Cr - 10Ni - Mo - N (Duplex 2A) A890 CE8MN -80º to 300ºC (-112ºF to 572ºF) Duplex 2A Duplex 2A 25% Cr - 5Ni - Mo - N (Duplex 3A) A890 CD6MN -80º to 300ºC (-112ºF to 572ºF) Duplex 3A Duplex 3A 22% Cr - 5Ni - Mo - N (Duplex 4A) A890 CD3MN -80º to 300ºC (-112ºF to 572ºF) Duplex 4A Duplex 4A 25% Cr - 7Ni - Mo - N (Duplex 5A) A890 CE3MN -80º to 300ºC (-112ºF to 572ºF) Duplex 5A Duplex 5A 25% Cr - 7Ni - Mo - N (Duplex 6A) A890 CD3MWCuN -80º to 300ºC (-112ºF to 572ºF) Duplex 6A Duplex 6A INCONEL 625 A494 CW6MC -157º to 982ºC (-250ºF to 1800ºF) INCONEL 625 INCONEL 625 INCOLOY 825 A494 CU5MCuC -253º to 540ºC (-424ºF to 1000ºF) INCOLOY 825 INCOLOY 825 5

6 Dimensions Cast Steel Bolted Bonnet Class 150 NB L, L1-RF, BW mm H mm Wt (approx) kg Class 300 NB L, L1-RF, BW mm H mm Wt (approx) kg H Class 600 NB L, L1-RF, BW mm H mm Wt (approx) kg L, L1 Class 150 Cast Steel Bolted Bonnet (Imperial Units) Class 150 inch 2 2 ½ L, L1-RF, BW inch H inch Wt (approx) lbs Class 300 inch 2 2 ½ L, L1-RF, BW inch H inch Wt (approx) lbs Class 600 inch 2 2 ½ H L, L1-RF, BW inch H inch Wt (approx) lbs L, L1 Class 300 & 600

7 Dimensions Cast Steel Pressure Seal Cover Class 900 NB L, L1-RF, BW mm H mm Wt (approx) kg H Class 1500 NB L, L1-RF, BW mm H mm Wt (approx) kg L, L1 Class 900, 1500 & 2500 Class 2500 NB L, L1-RF, BW mm H mm Wt (approx) kg Cast Steel Pressure Seal Cover (Imperial Units) Class 900 inch 2 2 ½ L, L1-RF, BW inch H inch Wt (approx) lbs Class 1500 inch 2 2 ½ H L, L1-RF, BW inch H inch Wt (approx) lbs Class 2500 inch 2 2 ½ L, L1 Class 900, 1500 & 2500 L, L1-RF, BW inch H inch Wt (approx) lbs RF - Flanged BW - Butt Weld 7

8 Notes 8

9 Exploded view Stud & Nut Cover Bracket Stud & Nut Hinge Bracket Hinge Pin Hinge Disc Nut Washer Disc Seat Ring Gasket Body 9

Your local Forbes Marshall representative would be happy to provide you with further information and support. Doc#CIG/0712/3161/V1.R1 INDIA OFFICE Forbes Marshall Pvt. Ltd.

com INTERNATIONAL OFFICES INTERNATIONAL REPRESENTATIVES AMERICAS ASIA PACIFIC LATIN AMERICA AFRICA USA Forbes Marshall Inc. USA 480,California Avenue, Suite 102,P.O. Box 60670 Palo Alto CA 94306 California,USA Tel: +1 650 327 4227/ +1 650 321 4224 Fax: +1 650 327 4127/ +1 650 321 4454 Email: usa@forbesmarshall.

10 Your local Forbes Marshall representative would be happy to provide you with further information and support. Doc#CIG/0712/3161/V1.R1 INDIA OFFICE Forbes Marshall Pvt. Ltd. A-34/35, MIDC, Industrial Estate, H Block, Pimpri, Pune India. Tel.: 91(0) Fax: 91(0) exp@forbesmarshall.com INTERNATIONAL OFFICES INTERNATIONAL REPRESENTATIVES AMERICAS ASIA PACIFIC LATIN AMERICA AFRICA USA Forbes Marshall Inc. USA 480,California Avenue, Suite 102,P.O. Box Palo Alto CA California,USA Tel: / Fax: / usa@forbesmarshall.net CANADA Forbes Marshall Canada Inc. 191 Attwell Dr., Unit #2 Etobicoke, ON M9W 5Z2 Canada Tel: Fax: canada@forbesmarshall.com COLOMBIA Forbes Marshall Colombia CRA 58 # 167B-19 INT: 1 Portales Del Norte, Bogota Tel: fsforbes@gmail.com ngarzon@forbesmarshall.net andresriosf@hotmail.com SOUTH ASIA BANGLADESH Forbes Marshall Pvt. Ltd. Rupsha Tower, C-3, 3rd Floor 7, Kemal Attaturk Avenue, Road#17, Behind Brac Bank, Dhaka - Bangladesh Tel: bangladesh@forbesmarshall.com SRI LANKA Forbes Marshall Lanka Pvt. Ltd. 12/5A, 1/1, Robert Gunawardane Mawatha Kirulapone, Colombo-06. Sri Lanka. Tel: / Fax: fmlanka@forbesmarshall.com, dsharma@forbesmarshall.com THAILAND Forbes Marshall Pvt. Ltd. Room No.403,4th Floor, House No.567, Seri 6 Road Soi 51, Rama 9 Road, Suan Luan, Bangkok Thailand. Tel: / Fax: , thailand@forbesmarshall.com INDONESIA Forbes Marshall Pvt. Ltd. NC 8/11, Ji Lilin Raya, Kelapa Gading, Jakarta ( Uttara), Indonesia Tel: hbhat@forbesmarshall.com AFRICA KENYA & EAST AFRICA Forbes Marshall Pvt. Ltd. PO Box Nairobi, Kenya Tel: africa@forbesmarshall.com MIDDLE EAST ASIA U.A.E Forbes Marshall Pvt.Ltd. NE-19, P.O. Box 9608, SAIF Zone Sharjah, United Arab Emirates Mob: + (971) (971) : csequeira@forbesmarshall.com sequeira.cedric@gmail.com ctony@forbesmarshall.com EGYPT Forbes Marshall Pvt.Ltd. Abou Rawash Industrial Zone, Behind Toyota Kilo 28, Cairo Alex Desert Road Tel: mchakraborty@forbesmarshall.com COLOMBIA Master Controls Ltda. rolando@master-controls.com Casa de La Valvula S.A comprasint@casaval.net VENEZUELA Termofluidos fnunez@termofluidos.com.ve BOLIVIA FPL Suministros Industriales importaciones@fpl-suministros.com SOUTH ASIA NEPAL Ekta Engineering and Marketing Pvt. Ltd. ekta@ecomail.com.np ASIA PACIFIC MALAYSIA MPC Trading Company & Supply (For Paper Industry) ccchang@tm.net.my hbhat@forbesmarshall.com Leesonmech Engineering SDN BHD (For Palm Oil related Industries) wendyooi@leesonmech.com Microcon Engineering (For General Industries) microconeingineering@gmail.com VIETNAM Viet Paper Trading & Service JSC (For Paper Industry) dinhphucvp@gmail.com thailand@forbesmarshall.com SOUTH KOREA Shin Woo F.A Co., Ltd. shinwoofa@empas.com/ forbeskorea@empas.com SINGAPORE Value Engineered Design Applications vedasingapore@gmail.com hbhat@forbesmarshall.com ETHIOPIA Rapture Import & Export PLC Biruk.Oasis@gmail.com SOUTH AFRICA PMT South Africa (Pty) Ltd. naven@pmtsouthafrica.co.za rrnair@forbesmarshall.com MIDDLE EAST ASIA U.A.E & QATAR Technical Services Equipment Installation LLC. ops@tsei.ae ctony@forbesmartshall.com Kingdom of Saudi Arabia Hamad H. Al-Zami h Trading & Industrial Supplies Est. sjoshi@alzamih.com Sultanate of Oman Sur Technical & Engineering Services ibrahim@surtechoman.com Swift Connections LLC pednekarkishore@gmail.com ctony@forbesmartshall.com EGYPT System Technique systeme@link.net mchakraborty@forbesmarshall.com TURKEY Escon Enerji Sistemleri ve Cihazlari San. Tic. Ltd. Sti melis@escon.com.tr EASTERN EUROPE UKRAINE EKNIS Development Ukraine v.dorohov@eknis.net

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