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www.australianpipelinevalve.com.au

INSTALLATION, OPERATION & MAINTENANCE MANUAL

CHECK VALVES 

SWING, TILTING DISC & 

PISTON

API594/API6D/ 

BS1868/B16.34

API 6FD & ISO 10497

Firesafe Certified

(API 6D Version)

Summary of Contents for API594

Page 1: ...www australianpipelinevalve com au INSTALLATION OPERATION MAINTENANCE MANUAL CHECK VALVES SWING TILTING DISC PISTON API594 API6D BS1868 B16 34 API 6FD ISO 10497 Firesafe Certified API 6D Version...

Page 2: ...et Oilfield Products Valves Wellheads Gate Globe Check Valves Forged Steel Plug Valves Lubricated Sleeved Lined Gate Globe Check Valves Cast Steel Diamond Gear Gearboxes Flowturn Gate Globe Check Valv...

Page 3: ...pair 8 9 4 4 Bolted bonnet swing lift check valve reassembly 9 11 5 0 Troubleshooting 12 6 0 Warranty and Service 12 13 6 1 Valve warranty period 12 Appendix A Body bonnet bolting torques 14 17 Append...

Page 4: ...the correct valves The user is responsible for ensuring APV Valves are selected and installed in conformance with the correct pressure rating and design temperature requirements Prior to installation...

Page 5: ...risk should be taken This manual provides instructions for storing general servicing installation and removal of check valves APV and it s resellers refuse any liability for damage to people property...

Page 6: ...ITEM DESCRIPTION 1 APV valve figure number which delineates the as built valve type body trim features packing NACE etc Refer Figure Number System Appendix C 2 Shell material e g body bonnet 3 Closur...

Page 7: ...alves in the direction indicated by the flow arrow stamped on the body Note Flow disturbances caused by the system components e g pipe fittings discharge of pumps etc can lead to valve chatter which c...

Page 8: ...the weld ends as necessary and weld into the line using an approved weld procedure Make sure the pipe and valve body material given on the nameplate or valve body is compatible with the welding proced...

Page 9: ...ers until it s own weight forces it to seat This prevents the possibility of a reversal in the flow Piston and ball check valves should not be used in applications where rusting or rust particles are...

Page 10: ...n accordance with the recommended torque value see table Appendix A Tables A B 4 2 DISASSEMBLY GASKET REPLACEMENT Before disassembling 1 Check that the line is in a complete shut down phase then remov...

Page 11: ...s have a free floating disc Repair surface by grinding and relapping using a fine grade abrasive paste b Deterioration of seat seal surfaces When seal surfaces are damaged and defects are confined to...

Page 12: ...PV recommends installing new bolting when assembling body and bonnet connections APV recommends coating the stud threads and surface under the nut with the molybdenum disulfide All tightening of the b...

Page 13: ...ustralian Pipeline Valve Installation Operation and Maintenance Manual 11 Typical Bolted Swing Check Valve Exploded View FIGURE 1 Sample only refer to as built drawing as there are numerous designs de...

Page 14: ...ime Disc will not operate normally Hinge Pin may be deformed and jammed Replace valve Hinge Pin 6 0 W A R R A N T Y A N D S E R V I C E 6 1 VALVE WARRANTY PERIOD 6 1 1 In the event the end user encoun...

Page 15: ...LL SELLER S LIABILITY IF ANY EXCEED THE NET SALES PRICE OF THE DEFECTIVE PRODUCT S PURCHASED DURING THE PREVIOUS CONTRACT YEAR 4 LABOR ALLOWANCE Seller makes NO ADDITIONAL ALLOWANCE FOR THE LABOR OR E...

Page 16: ...ould help prevent leakage through the bonnet gasket 3 Above torque values are with the bolts lubricated 4 Values above are based on 30 000 psi 206 85 Mpa bolting stress and lubricated with heavy graph...

Page 17: ...T TIGHTENING SEQUENCE EXAMPLE FIGURE 2 TABLE B When torque wrenches are not available or suitable the use of standard wrenches and guidelines will apply to avoid over torque or damage to the valve Nev...

Page 18: ...8 11472 8 11155 6 9575 4 500 20 14304 0 13964 2 12884 7 600 24 20866 1 20419 8 18682 8 750 30 33735 6 TABLE D Cracking Pressure for API 594 BS 1868 Swing Check Valve Size Units kPa Psi mm inch 150LB 3...

Page 19: ...1478 10807 9960 8459 500 20 14307 14307 14307 13386 12441 10605 600 24 20898 20898 20898 19576 17968 TABLE F Cracking Pressure for API 6D Swing Check Valve Size Units kPa Psi mm inch 150LB 300LB 600LB...

Page 20: ...onnet Blank Bolted C Cryogenic H Pillar Bridge L Low Temperature P Pressure Seal S Bellows Sealed W Welded Body material see page 5 WCB is Blank Blank Non NACE N NACE Denotes trim Code Modifier see be...

Page 21: ...51 CF8M Stainless with Molybdenum 9 A217 Gr C12 Chrome Moly 9 Cr 1 Mo 10 A352 LC1 Carbon Moly 1 2 Mo 11 A352 LC3 Low Carbon Steel 101oC 13 A351 CN7M Alloy 20 14 A890 A995 4A CD3MN Duplex F51 15 A995 6...

Page 22: ...ISO 5208 MSS SP 25 PICKLED PASSIVATED BODY FULL PORT LARGE OPEN FLAPPER 100NB API 12 NACE MR 01 75 MR 01 03 ISO 15156 LOST WAX INVESTMENT CAST TEST PRESSURE SHELL HYDRO SEAT HYDRO SEAT AIR BACKSEAT B...

Page 23: ...MP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING OTHER REQ PORT SIZE TRIM NOTES OTHER CL 1500 API 6D DUAL CONFORMS API 594 ASME B16 34 ANSI B16 10 SCHEDULE 160 BUTTWELD...

Page 24: ...IGN MFG PRESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING PAINT OTHER REQ PORT SIZE TRIM NOTES OTHER CL 150 API 6D DUAL CONFORMS API 594 ASME B16 34 ASME B16 10 R...

Page 25: ...peline Valve B T S Q C C RATING DESIGN MFG PRESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING OTHER REQ PORT SIZE TRIM NOTES OTHER CL 1500 ASME B16 34 API 594 WALL...

Page 26: ...ESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING PAINT OTHER REQ PORT SIZE TRIM NOTES OTHER CL 600 ASME B16 34 BS1873 API600 WALL ASME B16 34 ASME B16 10 RFSF 3 2...

Page 27: ...stralian Pipeline Valve B T S Q C C RATING DESIGN MFG PRESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING OTHER REQ PORT SIZE TRIM NOTES OTHER CL 1500 ASME B16 34 A...

Page 28: ...ase contact us for a prompt response Continuous development of Australian Pipeline Valve products may necessitate changes in the design or manufacture process Australian Pipeline Valve reserves the ri...

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