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INSTALLATION, OPERATION & MAINTENANCE MANUAL

API6D THROUGH CONDUIT 

EXPANDING GATE VALVE

AP400-405 

SERIES

Summary of Contents for AP 400 Series

Page 1: ...www australianpipelinevalve com au INSTALLATION OPERATION MAINTENANCE MANUAL API6D THROUGH CONDUIT EXPANDING GATE VALVE AP400 405 SERIES...

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: ...2 4 Flushing the pipeline 9 10 2 5 Maintenance post flushing 10 2 6 Commissioning 11 3 0 Removal From Line 12 4 0 Gearbox Removal 12 5 0 Valve Disassembly 13 6 0 Inspection And Repairs 13 6 1 Bolts nu...

Page 4: ...Emergency stem seal plastic packing injection 22 8 7 Pressure relief valve option 23 9 0 Overview Design Features 24 28 Appendix 1 Typical Bill of Materials 29 Appendix 2 Bolting torques 29 Appendix...

Page 5: ...nspected upon receipt to determine Compliance to purchase order requirements Correct type pressure class size body and trim materials and end connections this information may be found on the nameplate...

Page 6: ...ers refuse any liability for damage to people property or plant as well as loss of production and loss of income under any circumstances but especially if caused by Incorrect installation or utilisati...

Page 7: ...OR HUMAN HEALTH Group 1 Classification Current stem packing materials should be specified by the user for the range of products included in Group 1 The use of valves without additional safety devices...

Page 8: ...ethylene Non recyclable components PTFE mixed with other compounds glass fiber graphite etc nylon graphite and graphite mixed with metal 2 0 I N S T A L L A T I O N 2 1 VALVE PREPARATION a Remove the...

Page 9: ...to 100 NB 4 use temperature measuring strips Ensure temperature of body does not go above 180 C d At the end of installation lock the valve full open in order to avoid any movement of the gate before...

Page 10: ...ge to sealing surfaces resulting in malfunction Install the gate valve with the gate segments in the OPEN POSITION The preferred pressure side of the valve MUST BE INSTALLED TO THE UPSTREAM PIPE as sh...

Page 11: ...concern consult a valve maintenance expert Field experience has shown that greases and sealants may cause severe problems with the seat and seal arrangement if used regularly during preventative main...

Page 12: ...Pipeline Valve Installation Operation and Maintenance Manual 10 API6D THROUGH CONDUIT EXPANDING GATE VALVE AP400 405 SERIES Personal injury may result from sudden release of any process pressure APV...

Page 13: ...itable grease line flushing agent and then partially stroke the valve again You should consult a valve maintenance specialist as different service media pressures and temperatures etc can require tota...

Page 14: ...safety precautions to avoid personal injury during this procedure Then carefully remove drain plug once you are sure valve has no remaining fluid or gas in cavity d Keep the gate in the fully open pos...

Page 15: ...shows the main parts The Bill of Material varies according to size class trim hence refer to as built drawing 6 1 BOLTS NUTS AND THREADED COMPONENTS a All bolts nuts and threaded particulars shall be...

Page 16: ...with API6D c With the gate in the fully open or closed position the maximum seat hydrostatic test pressure should be performed at a pressure 1 1 times the maximum pressure rating in accordance with AP...

Page 17: ...nut f The APV gate valve is not designed to be used as a throttle valve g If necessary with the valve fully CLOSED cavity pressure can be relieved through the bonnet vent fitting Important In the eve...

Page 18: ...ing example Pressure to pump grease 13 780 kPa Line pressure 6 890 kPa Amount required above 2 067 kPa Total amount in cold weather 22 048 kPa c Lubricating the seats on a through conduit gate valve i...

Page 19: ...ef port e Reinstall the relief port plug Add additional packing until the pressure in the packing gland stabilises then tighten the injector stinger Please see the Packing Box Pressure PSIG table belo...

Page 20: ...is a torque seated design For proper actuator torque requirements please consult with APV Note APV through conduit gate valves are manufactured with ISO standard mounting plates for manual or automat...

Page 21: ...The gate will not CLOSE Medium frozen in the bottom Heating Debris obstruction in bottom of valve Remove debris through bottom drain plug Sealing incompletely to upstream and downstream the pressure...

Page 22: ...from the cavity Please make sure all persons are clear of the fitting opening during venting Pressure will begin to decrease and flow will lessen as valve body pressure is released Note If pressure d...

Page 23: ...or fully closed position whichever is more convenient for you 2 Turn loose the head of the drain fitting 18 located at the bottom of the body to bleed liquids trapped in the body cavity We recommend...

Page 24: ...he packing must be replaced The valve must be in the fully closed position Bleed the valve body using the procedure in Section 8 5 Screw the injector screw in all the way against the seat then remove...

Page 25: ...pressure to the upstream side of the valve Figure 5 Important Needle valves must remain open except during testing Any pressure relief valve must be tested periodically to ensure reliable functioning...

Page 26: ...the cavity A body cavity thermal relief system can be provided to relive this excess body cavity pressure In Line repairable The top entry design allows for access to all internal parts if maintenance...

Page 27: ...of the seat injector to prevent blow out in case of wrong operation If a seal surface is damaged by foreign matter valve leakage can be eliminated by using a sealant injected into a specially designed...

Page 28: ...operation Lever lock mechanism Size 150NB 6 and above The lever arm maintains the gate segment surfaces parallel by guide plates while the expanding gate assembly is moving through its stroke Near the...

Page 29: ...76 420 A276 420 A182 F304 A182 F316 A182 F51 10 Yoke A216 WCB A352 LCB A352 LCC A217 WC6 A217 C5 A217 C12 A351 CF8 A351 CF8M A890 4A 11 Lantern Ring A276 420 A276 420 A276 420 A276 420 A276 420 A276 4...

Page 30: ...AP400 405 SERIES Specifications Basic Design API6D ASME B16 34 Face to Face API6D End Flange 2 24 ASME B16 5 B W End ASME B16 25 Test and Inspection API6D API 598 Manufacturing to NACE MR0175 on requ...

Page 31: ...tal Seat Body Carbon Steel Carbon Steel Bonnet Carbon Steel Carbon Steel Yoke Carbon Steel Carbon Steel Stem Stainless Steel Stainless Steel Seat Stainless Steel Carbon Steel Stellite Gate Stainless S...

Page 32: ...ailed valve configuration valve type bore size pressure class materials etc 5 Seat Material Indentifies material composition PEEK Teflon Nylon etc 6 Gate Material Indentifies gate material composition...

Page 33: ...Australian Pipeline Valve Installation Operation and Maintenance Manual 25 NOTES...

Page 34: ...Australian Pipeline Valve Installation Operation and Maintenance Manual 25 NOTES...

Page 35: ...chures and technical publications are the exclusive property of Australian Pipeline Valve Any unauthorised reproduction in total or in part shall result in prosecution Products and data sheets in this...

Page 36: ...ontact 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 right t...

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