Pipes and Fittings

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Complete system solutions for industrial applications At the forefront of development and manufacture of thermoplastic pipework for over half a century, Durapipe pipe systems are widely used in industries around the world. • Fully matched systems • Wide range of flow controls • Comprehensive technical support • Unsurpassed range of approvals ... don’t take a chance with any other brand Ideal for chilled, condensate and cold water systems. Versatile general purpose pipework - the established material for handling of chemicals and water up to 60ºC. Excellent resistance to acids, at temperatures up to 95ºC. Handles a wide range of aggressive chemicals at high temperature. Dedicated pipework system for compressed air. Specialist pipework system for the transfer of fuel. VKD Valve The VKD ball valve with Dual Block ® technology is developed by FIP. The VKD provides an advanced standard in valve design that stands up to the most severe industrial application requirements. Purpose designed system for safe chemical drainage.
Index page Durapipe PVC-U Introduction..................................................4-7 Index to PVC-U Imperial Fittings ................................................8 Pipe ........................................................................................10 Sockets plain ...........................................................................11 ‘O’ Ring sockets plain ...............................................................11 Repair sockets plain .................................................................11 Reducing bushes plain..............................................................12 Reducing sockets plain .............................................................12 Elbows 45° plain......................................................................12 Elbows 90° plain......................................................................13 Saddles plain...........................................................................13 Tees 45° plain .........................................................................13 Tees 90° plain .........................................................................13 Tees 90° reducing ....................................................................14 Bends 22 1 ⁄2° long radius...........................................................14 Bends 45° long radius plain......................................................14 Bends 90° long radius plain......................................................14 Bends 90° short radius plain.....................................................15 End caps plain.........................................................................15 Socket unions plain ..................................................................15 Imperial/metric socket adaptors..................................................16 Sockets plain/BSP threaded ......................................................16 Elbows 90° plain/BSP threaded.................................................16 Reducing bushes plain/BSP threaded .........................................17 Adaptors female/male plain/BSP threaded ..................................17 Adaptors male/female plain/BSP threaded ..................................17 Male threaded fittings ...............................................................18 Female threaded fittings............................................................18 Hexagon nipples male plain/BSP threaded..................................18 Barrel nipples plain/BSP threaded .............................................18 Hose adaptors male/BSP threaded - short pattern.......................18 Hose adaptors male/BSP threaded - long pattern........................18 Hose adaptors female BSP threaded..........................................19 Tank connectors plain/BSP threaded ..........................................19 Composite unions plain/BSP threaded female brass ....................19 Composite unions plain/BSP threaded male brass .......................20 Sockets BSP threaded ..............................................................20 Reducing bushes BSP threaded .................................................20 Reducers BSP threaded, reduced spigot/socket......................20-21 Elbows 45° BSP threaded.........................................................21 Elbows 90° BSP threaded.........................................................21 Tees 90° equal.........................................................................22 End caps BSP threaded ............................................................22 Plugs BSP threaded .................................................................22 Hexagon nipples BSP threaded..................................................22 Back nuts BSP threaded ...........................................................23 Unions BSP threaded/EPDM seals .............................................23 Flanges stub serrated ...............................................................23 Flanges full face plain/drilled.....................................................24 Flanges blanking plain/drilled ....................................................25 Backing rings galvanised mild steel drilled .................................26 Gaskets flat stub flange EPDM...................................................27 Gaskets full face drilled EPDM...................................................27 Valve support plates galvanised mild steel drilled........................28 Valves VKD Double union ball valves....................................................29 TK 3-way valves.......................................................................29 VX Double union ball valves ......................................................30 SK Single union ball valves........................................................30 SR Single union ball check valves ..............................................30 VA Air release valves.................................................................31 RV Y type strainers...................................................................31 VM Diaphragm valves ...............................................................31 FK Butterfly valves ...................................................................32 PR Pressure relief valves ...........................................................32 One-step solvent cement and Eco-cleaner ...................................33 Cobra pipe clips .......................................................................33 Saddle clips .............................................................................33 page Index to PVC-U Metric Fittings .................................................34 Pipe ........................................................................................36 Sockets ...................................................................................36 Reducing bushes ......................................................................37 Reducers .................................................................................38 Elbows 45°..............................................................................38 Elbows 90°..............................................................................39 Tees 45° equal .........................................................................39 Tees 90° equal .........................................................................39 Tees 90° reducing.....................................................................40 Cross ......................................................................................40 Bends 90° ...............................................................................40 End Caps plain ........................................................................40 Socket unions ..........................................................................41 Imperial/metric socket adaptors..................................................41 Sockets ...................................................................................42 Reducers ............................................................................42-43 Male threaded adaptors ............................................................43 Elbows 90°.........................................................................43-44 Tees 90°..................................................................................44 Tees 90° equal .........................................................................45 Male threaded adaptors ............................................................45 Female threaded adaptors .........................................................46 Hose adaptors BSP female thread .............................................46 Hose adaptors BSP male thread ................................................46 Hose adaptors spigot end..........................................................47 Saddle clamps .........................................................................47 Tank connectors .......................................................................47 Female composite unions ..........................................................47 Male composite unions .............................................................48 Stub flanges serrated face .........................................................48 Flanges full face .......................................................................48 Backing rings ...........................................................................49 Flat gaskets/stub flanges ...........................................................50 Valve support plates .................................................................50 Valves VKD Double union ball valves....................................................51 TK 3-way valves.......................................................................51 VX Double union ball valves ......................................................52 SK Single union ball valves........................................................52 SR Single union ball check valves ..............................................52 VA Air release valves.................................................................52 RV Y type strainers...................................................................53 VM Diaphragm valves ...............................................................53 PR Pressure relief valves ...........................................................53 FK Butterfly valves ...................................................................54 One-step solvent cement and Eco-cleaner ...................................55 Cobra pipe clips .......................................................................55 Technical Information ..............................................................56 Maximum pressure/temperature relationship................................56 Flow calculations......................................................................57 Fittings....................................................................................57 Flow nomogram .......................................................................58 Pipe routing .............................................................................59 Calculating expansion and contraction ........................................59 Additional Important Information ..............................................63 Durapipe PVC-U Jointing Guide................................................64 Drying times ............................................................................66 Branch connections ..................................................................67 The use of bushes and reducers.................................................68 Threaded connections ...............................................................69 Tightening torques for flange bolts in PVC-U piping systems .........69 Comparison of PVC-U Imperial and Metric Sized Pipe ................70 General Information.................................................................71 Product Specification (Imperial)................................................74 Product Specification (Metric) ..................................................75 Durapipe UK Pipework Systems ...............................................76 Conditions of Sale ...................................................................79 email: enquiries@durapipe.co.uk web: www.durapipe.co.uk 3
Page 1: Pipes and Fittings Imperial and Met
Page 5 and 6: Major Users The following companies
Page 7 and 8: Comparative temperature ranges Flow
Page 9 and 10: Elbows 45° (threaded) page 21 Elbo
Page 11 and 12: Sockets plain Size PN A B Z 1 gms C
Page 13 and 14: Elbows 90° plain Size PN A C Z 1 g
Page 15 and 16: Bends 90° short radius plain Size
Page 17 and 18: Reducing bushes plain/BSP threaded
Page 19 and 20: Hose adaptors male BSP threaded - l
Page 21 and 22: Reducers BSP threaded, reduced sock
Page 23 and 24: Back nuts BSP threaded Size PN A B
Page 25 and 26: Flanges blanking plain/drilled Dril
Page 27 and 28: Gaskets flat stub flange EPDM Size
Page 29 and 30: VALVES VKD Double union ball valves
Page 31 and 32: VA Air release valves Plain ends -
Page 33 and 34: One-step solvent cement and Eco-cle
Page 37 and 38: Reducing bushes Size PN B Z 1 Fig g
Page 39 and 40: Elbows 90° Size PN A C Z 1 gms Cod
Page 41 and 42: Socket unions Size PN A B Z 1 Z 2 g
Page 43 and 44: Adaptor fittings - Reducers plain s
Page 45 and 46: Adaptor fittings - Tees 90° equal
Page 47 and 48: Hose adaptors spigot end Size PN L
Page 49 and 50: Backing rings galvanized mild steel
Page 53 and 54:
RV Y type strainers socket union en
Page 55 and 56:
One-step solvent cement and Eco-cle
Page 57 and 58:
Flow calculations Pressure drop due
Page 59 and 60:
Pipe routing Systems installed abov
Page 61 and 62:
Expansion bellows Axial expansion b
Page 63 and 64:
Additional Important Information Th
Page 65 and 66:
6. Immediately after applications o
Page 67 and 68:
Branch connections - reduced bore R
Page 69 and 70:
Threaded connections Connections -
Page 71 and 72:
General Information Handling and st
Page 73 and 74:
Ordering by code Code numbers shoul
Page 75 and 76:
Product Specification METRIC RANGE
Page 77 and 78:
Notes email: enquiries@durapipe.co.
Page 79 and 80:
DURAPIPE UK CONDITIONS OF SALE 1. D
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