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GLOBE VALVES OS & Y - FORGED - ISO 15761/API 602/B16.34

Australian Pipeline Valve - Installation, Operation and Maintenance Manual

Introduction

Safety Information

4-5

Valve Identification

1.0 Installation

7-11

1.1

Installation positions

1.2

Preparation for installation

1.3

End connections

8-11

1.4

Post-installation procedures

2.0 Operation

3.0 Maintenance

12-17

3.1

Gland packing adjustment

12-13

3.2

Backseating

13-14

3.3

Packing replacement

14-15

3.4

Preventative maintenance and periodic inspections

15-16

3.5

Lubrication

3.6

Bonnet bolt tension

3.7

Periodic stroking

16-17

4.0 Extraordinary Repairs & Maintenance

17-26

4.1

Stem

4.2

Gland disassembly & replacement of stem packing

17-20

4.3

Bonnet disassembly & stem replacement/repair

20-22

4.4

Bonnet reassembly

I N D E X

Содержание GLPSNP250AUNF-F

Страница 1: ...www australianpipelinevalve com au INSTALLATION OPERATION MAINTENANCE MANUAL GLOBE VALVES OS Y FORGED ISO 15761 API 602 B16 34...

Страница 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...

Страница 3: ...1 4 Post installation procedures 11 2 0 Operation 11 3 0 Maintenance 12 17 3 1 Gland packing adjustment 12 13 3 2 Backseating 13 14 3 3 Packing replacement 14 15 3 4 Preventative maintenance and perio...

Страница 4: ...gure number system 29 Appendix C Exploded B O M 30 31 Warranty 32 Copyright Australian Pipeline Valve 1990 2021 Edition Catalogues photos brochures and technical publications are the exclusive propert...

Страница 5: ...responsible for ensuring APV Valves are selected and installed in conformance with the current pressure rating and design temperature requirements Prior to installation the valves and nameplates shoul...

Страница 6: ...and fluids could cause damage to human health the environment or property hence the necessary safety precautions to prevent risk should be taken A valve is a pressurised mechanism containing fluids u...

Страница 7: ...ll damage seating area body For all operations make reference to position number on part list of the applicable drawing listed Packing leakage could result in personal injury Valve packing is tightene...

Страница 8: ...3 8 2 C L A S S B O D Y D I S C S I Z E S E A T API602 ASME B16 34 1 9 6 3 7 5 4 8 2 ITEM DESCRIPTION 1 Applicable design codes 2 APV valve figure number which delineates the as built valve type body...

Страница 9: ...ical and horizontal axis which still allows for complete drainage If installed with the stem below the horizontal axis complete drainage is not possible and solids may accumulate in the valve bonnet w...

Страница 10: ...ads on mating pipe Apply joint compound to the male end of joint only This will prevent compound from entering the valve flow path Wrenches should be used on the valve end closest to the joint being t...

Страница 11: ...rature can adversely affect the PTFE components Remove the bonnet and bonnet gasket and match mark each component during disassembly for proper reassembly If you do not disassemble valves it will be t...

Страница 12: ...Thermocouples are attached to the weld or welds Properly sized ceramic heaters are wrapped around the weld area extending approximately 6 35mm 1 4 past the weld on the valve side Do not wrap the valve...

Страница 13: ...proper operating function With the line pressurised check the valve end connections body to bonnet cover joints and stem packing area for leaks The packing may have to be tightened to stop packing le...

Страница 14: ...id to the possibility of releasing dangerous and or ignitable accumulated fluids Ensure adequate ventilation is available for service 3 1 GLAND PACKING ADJUSTMENT Tools Required aside from standard wr...

Страница 15: ...ing a new valve into service Australian Pipeline Valve recommends a preliminary packing adjustment to verify proper packing load Additionally it is recommended that a Baseline Leakage Test be performe...

Страница 16: ...lash eye protection goggles See Caution below do not attempt to repack the valve in line if dangers noted applies as even if the valve is isolated there can be media trapped in the valve or line Austr...

Страница 17: ...and areas requiring inspection and maintenance Item to Inspect Stop Check Globe Check all lubrication points Check body bonnet join for leaks Check for packing leaks Check stem threads for wear Ensur...

Страница 18: ...n as needed based on the environment the valve is installed Inspection should confirm that the valve is sealing properly Stem packing should be inspected at least every six months to ensure zero leaka...

Страница 19: ...l the final recommended torque value is attained Refer to Tables A B in Appendix A and Figure 10 Other specialty packing such as V ring Teflon will require that the valve be disassembled if repacking...

Страница 20: ...ving drain or stem plugs wear protective eye masks to avoid injury 1 Check tightness of valve operation to serve as reference when re tightening Remove gland nuts and the hook Lift the gland up the st...

Страница 21: ...land packing bolts refer to spring manufacturers torques Also see Section 3 3 for more information on gland packing tightening Various packing types materials proprietary combinations and styles with...

Страница 22: ...e too tight apply deep penetrating oil then unscrew Refer Sections 4 3 1 4 3 2 for removing and replacing the bonnet gasket To replace or repair the stem when the valve is completely disassembled for...

Страница 23: ...o 2500 class a pressure seal bonnet see example drawing Appendix B may be specified The bonnet bolts or uni bolt effect a seal on the pressure seal joint which forces the bonnet onto the gasket which...

Страница 24: ...c fits exactly into body guides and the bonnet is properly seated Align holes and tighten bonnet nuts taking care that excessive force is not used to avoid damaging the gasket Hydrostatically test the...

Страница 25: ...connected from guides If seat surfaces show signs of seizing pitting grooves or other defects not deeper that 1 0mm 1 16 it is possible to repair seating surfaces to its original condition by relappin...

Страница 26: ...cedure to reassemble the valve is as follows Re insert the stem through the stuffing box taking special care to reassemble parts in sequence If so equipped avoid allowing the lantern ring to slide int...

Страница 27: ...se a fine lapping compound to final lap the disc and seat together Note For body seat damage exceeding 0 12mm 0 005 up to a maximum for valve a seat angle of 30 1mm 0 040 can be removed by grinding wi...

Страница 28: ...seat ring is aligned into the valve then precision ground for optimal seating 9 Body Forged steel bodies provide a low resistance flow and optimum strength and performance 10 Bonnet Gasket The bonnet...

Страница 29: ...r temperatures above 750 F 400 C use 75 of the torque values 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 he...

Страница 30: ...5761 API 602 B16 34 Australian Pipeline Valve Installation Operation and Maintenance Manual 28 A P P E N D I X A C O N T D FIGURE 10 BOLT TIGHTENING SEQUENCE EXAMPLES 1 4 2 3 7 1 5 4 8 2 6 3 Example o...

Страница 31: ...DED NS NPT x SW BS BSP THREADED SW SOCKET WELDING BW BUTT WELDING RF RAISED FACE FLANGE FF FLAT FACE FLANGE UD UNDRILLED FLANGE RJ RING JOINT FLANGE RU UNMACHINED FLANGE ZZ SPECIAL DRILLING RF FF C CO...

Страница 32: ...2 9 PHOSPHATED 1 4 CHESTERTON 1622 F E 9 PHOSPHATED 5 6 7 5 6 7 Weight 6 5 10 2 RATING DESIGN MFG PRESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST INSPECTION MARKING PAINT OTHER R...

Страница 33: ...UT HAND WHEEL ASTM A276 410 AISI 1035 ASTM A197 PHOSPHATED 7 PHOSPHATED ZINC PLATED Weight 10 8 11 6 12 8 28 0 RATING DESIGN MFG PRESS TEMP RATING FACE TO FACE DIM END CONNECTION END DIMENSION TEST IN...

Страница 34: ...R 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 EXPENSE O...

Страница 35: ...NOTES Australian Pipeline Valve Installation Operation and Maintenance Manual...

Страница 36: ...se 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 rig...

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