Home Symbol library Plant equipment Piping & fittings Piping & fittings
Pipe runs, elbows, tees, reducers, flanges, couplings, hoses, strainers, steam traps, supports and flow arrows, in every orientation.
All 728 Pipe, insulation & tracing 67 Elbows, tees & reducers 127 Manifolds & headers 37 Flanges, blinds & gaskets 53 Couplings, unions & quick connectors 57 Hoses & expansion joints 57 Strainers, steam traps & sight glasses 83 Plugs, caps, vents & drains 38 Supports, racks & wall penetrations 37 Service & signal lines 80 Flow arrows & line connectors 38 Tank nozzles & connections 18 Instrument & sampling connections 14 Spray nozzles, taps & hose stations 22
728 of 728 symbols
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Pipe, insulation & tracing 67
Insulated and traced pipe Realistic Straight pipe spool with flanges Realistic Corrugated stainless gas tube (CSST) with yellow jacket Realistic Flexible corrugated duct with clamps Realistic Double-wall corrugated PE pipe with bell Realistic Copper tube coil Realistic Ductile iron pipe with bell and spigot Realistic Cast iron soil stack with sockets and clamps Realistic PVC soil stack with wall clips Realistic Rain gutter with downspout and offset Realistic Soil stack with 45° Y-branch Realistic Borosilicate glass pipe with flanges and liquid Realistic Insulated elbow with gored cladding Realistic Removable insulation box over flange Realistic Pipe with elastomeric foam sleeve Realistic Clad insulated pipe (horizontal cutaway) Realistic +2 Pre-insulated district heating pipe Realistic Clad insulated tee Realistic Jacketed elbow Realistic Jacketed pipe with flanges and steam nozzles Realistic +1 Jacketed pipe with welded ends and threaded nozzles Realistic Pipe with half-pipe coil jacket Realistic Threaded hex nipple Realistic PE pipe with butt-fusion joint Realistic PE pipe with electrofusion coupler Realistic PE pipe with blue stripe Realistic Section: 3-layer PE coated pipe with cut-back ends Realistic Cross-section of double-containment pipe Realistic Cross-section of insulated, clad and traced pipe Realistic Cross-section of lined and coated pipe Realistic Cross-section of PEX-AL-PEX multilayer pipe Realistic Section: insulated pipe with tracer and cladding Realistic Section: double-containment pipe-in-pipe Realistic Section: flanged pipe with PTFE liner Realistic Section: steel pipe with rubber lining Realistic Longitudinal section: steel pipe with cement-mortar lining Realistic Short flanged spool piece Realistic Sanitary stainless tube with tri-clamp Realistic +1 Horizontal straight pipe, beveled ends Realistic +2 Horizontal welded pipe with weld beads Realistic +2 Vertical pipe with flanged ends Realistic +1 Pipe with electric heat tracing and junction box Realistic Vertical pipe with electric heat tracing Realistic Elbow with steam tracer Realistic Pipe with spiral steam tracer Realistic Pipe with parallel steam tracer Realistic Insulated pipe (horizontal) ISA-101 +1 Jacketed pipe (horizontal) ISA-101 +1 Straight pipe run, horizontal, medium ISA-101 +5 Traced and insulated pipe (horizontal) ISA-101 +1 Elbows, tees & reducers 127
90° flanged elbow Realistic Concentric reducer Realistic Eccentric reducer Realistic Flanged tee Realistic Saddle tap with strap clamps Realistic Stub-in branch with reinforcing pad Realistic Weldolet branch with threaded outlet Realistic Cast iron flanged cross Realistic Glued PVC cross Realistic Threaded female cross Realistic Welded cross Realistic Soldered copper 45° elbow Realistic Soldered copper 90° elbow Realistic Soldered copper reducer Realistic Soldered copper return bend Realistic Soldered copper tee Realistic 90° ductile iron bend, bell and spigot Realistic Ductile iron bell tee Realistic 180° flanged return bend Realistic 180° long-radius welded return bend Realistic 180° short-radius welded return bend Realistic 180° threaded return bend Realistic 45° flanged elbow Realistic 45° glued PVC elbow Realistic 45° threaded female elbow Realistic 45° long-radius welded elbow Realistic 45° welded elbow (rising) Realistic 90° cast flanged elbow Realistic 90° long-radius welded elbow (in left, out down) Realistic 90° long-radius welded elbow (in left, out up) Realistic 90° mitred welded elbow Realistic 90° glued PVC elbow Realistic 90° short-radius welded elbow Realistic 90° street elbow (male-female) Realistic 90° threaded female elbow Realistic Glass 90° elbow with flanges Realistic Glass tee with flanges Realistic 45° flanged lateral Realistic 45° welded lateral Realistic S-offset with two 45° elbows Realistic Z-offset with 90° elbows and flanges Realistic PE 90° elbow with electrofusion terminals Realistic PE fusion tee Realistic Hex reducing bushing Realistic Glued PVC reducer Realistic Threaded swage reducer Realistic Vertical concentric flanged reducer Realistic Concentric welded reducer Realistic Eccentric welded reducer (flat on bottom) Realistic Eccentric welded reducer (flat on top) Realistic Concentric welded expander Realistic Stainless 45° elbow with ferrules Realistic Stainless 90° elbow with ferrules Realistic Stainless concentric reducer with ferrules Realistic Stainless 180° return bend with ferrules Realistic Sanitary stainless tee with ferrules Realistic Tee with flanged branch Realistic Cast iron flanged tee Realistic Flanged reducing tee (branch down) Realistic Glued PVC tee Realistic Threaded female tee Realistic Welded equal tee (branch down) Realistic Welded reducing tee Realistic Welded equal tee (branch up) Realistic Welded Y-branch (wye) Realistic Threaded cross fitting Realistic 180° return bend, flanged Realistic 45° flanged elbow Realistic Long-radius 90° butt-weld elbow Realistic 90° elbow with cleanout access port Realistic Threaded street elbow Realistic 45° lateral (wye) fitting Realistic Hex reducing bushing Realistic Eccentric reducer, flat on top Realistic Concentric butt-weld reducer (swage) Realistic Reducing butt-weld tee Realistic Weldolet branch outlet Realistic Bypass loop, right side ISA-101 +3 Crossing, connected ISA-101 Crossing, connected with dot ISA-101 Crossing, not connected: horizontal broken ISA-101 +1 Crossing, not connected: horizontal hops over ISA-101 +1 45° elbow from left to up-right ISA-101 +7 90° elbow right-up ISA-101 +3 Rounded 90° elbow right-up ISA-101 +3 45° lateral branch (horizontal run) to up-right ISA-101 +7 Concentric reducer, narrows right ISA-101 +3 Eccentric reducer, narrows down, flat side right ISA-101 +1 Eccentric reducer, narrows left, flat side bottom ISA-101 Eccentric reducer, narrows left, flat side top ISA-101 Eccentric reducer, narrows right, flat side bottom ISA-101 Eccentric reducer, narrows right, flat side top ISA-101 Eccentric reducer, narrows up, flat side right ISA-101 +1 Tee, branch up ISA-101 +3 Manifolds & headers 37
Manifold with 4 outlets Realistic Two-outlet flanged manifold Realistic Three-outlet threaded manifold with plugs Realistic Four-outlet manifold with ball valves Realistic Five-outlet manifold, outlets alternating up and down Realistic Six-outlet double-row manifold Realistic Ring main with four take-offs Realistic 3-port manifold: inlet and 1 outlets up and 1 down (closed end) ISA-101 +2 4-port through header: 1 taps up and 1 down ISA-101 +2 3-port manifold: inlet and 2 outlets down (closed end) ISA-101 +11 3-port through header: 1 taps up ISA-101 +5 Vertical 4-port manifold: inlet on top and 3 outlets right ISA-101 +5 Flanges, blinds & gaskets 53
Blind flange (front view) Realistic Spectacle blind (figure-8) with handle Realistic PVC pipe with loose flanges and stub ends Realistic Horizontal pipe with mid flanged joint Realistic Spacer ring with handle Realistic +1 Spade blind with handle Realistic +1 Spectacle blind (figure-8) Realistic Spectacle blind, edge view Realistic Blind flange (face view) Realistic Line end with blind flange Realistic Flange face DN200 PN16 (12 bolts) Realistic Flange face DN400 PN16 (16 bolts) Realistic Flange face DN50 PN16 (4 bolts) Realistic Flange face DN100 PN16 (8 bolts) Realistic Class 150 raised-face flange Realistic Oval 2-hole flange Realistic Class 900 RTJ groove flange Realistic Flange with spray guard Realistic Flange with removable insulation jacket Realistic Insulating flange kit Realistic Lap-joint flange with stub end Realistic Orifice flange pair Realistic Slip-on flange joint Realistic Flanged joint with spiral-wound gasket Realistic Socket-weld flange joint Realistic Threaded flange joint Realistic Weld-neck flange joint Realistic Mixed WN / slip-on flange joint Realistic Flat ring gasket Realistic Full-face gasket with bolt holes Realistic Kammprofile gasket Realistic PTFE envelope gasket Realistic Octagonal RTJ ring gasket Realistic Oval RTJ ring gasket Realistic Spiral-wound gasket with centering ring Realistic Grooved-to-flange adapter Realistic Insulating kit, exploded Realistic O-ring Realistic Coil of packing cord Realistic Stuffing box section with braided packing Realistic Braided packing rings Realistic Blind flange at line end (closes right) ISA-101 +3 Flanged joint, flange pair (horizontal) ISA-101 +1 Spectacle blind, closed (horizontal) ISA-101 +3 Couplings, unions & quick connectors 57
Compression coupling with nuts Realistic Copper tube with soldered coupling Realistic Gibault joint (sleeve with flanges and bolts) Realistic Mechanical joint with gland and bolts Realistic Two glass pipes joined with split clamp Realistic PP-R pipe with fusion coupling Realistic PVC pipe with glued coupling Realistic PVC pipe with union Realistic DIN 11851 stainless union with slotted nut Realistic Grooved pipe with quick coupling Realistic Horizontal threaded pipe with coupling Realistic +2 Threaded pipe with union Realistic Bayonet coupling pair Realistic Breakaway safety coupling Realistic Camlock coupled, arms closed Realistic Camlock dust cap (DC) with chain Realistic Camlock dust plug (DP) Realistic Camlock female coupler with cam arms Realistic Camlock male adapter Realistic Compression fitting with ferrule Realistic Dresser-type mechanical pipe coupling Realistic Tri-clamp ferrule on a tube Realistic Articulated loading arm Realistic Repair coupling with band clamps Realistic Push-in fitting with release collar Realistic Pneumatic quick coupling (plug and socket) Realistic Storz blind cap with chain Realistic Storz symmetrical coupling Realistic ACME LPG filling coupler Realistic API bottom-loading adapter with dust cap Realistic Tank top hatch with drop tube Realistic API dry-break loading coupler with lever Realistic Tanker earthing clamp with cable Realistic Remote fill box with coupling and cap Realistic Vapour recovery coupler Realistic Tri-clamp blind cap with clamp Realistic Tri-clamp clamp (front view) Realistic DIN 11851 dairy union with slotted nut Realistic PVC union with grooved nut and O-ring Realistic Three-piece threaded union Realistic Tri-clamp union with wing-nut clamp Realistic Rigid grooved coupling Realistic Grooved 90-degree elbow with two couplings Realistic Cam-lock quick coupling (horizontal) ISA-101 +1 Grooved coupling (horizontal) ISA-101 +1 Pipe coupling sleeve (horizontal) ISA-101 +1 Sanitary tri-clamp joint (horizontal) ISA-101 +1 Threaded union (horizontal) ISA-101 +1 Welded joint (horizontal) ISA-101 +1 Hoses & expansion joints 57
Bellows expansion joint Realistic Flexible hose with end fittings Realistic Braided metal hose loop with flanges Realistic Rubber hose with camlock couplings Realistic Hose on barbs with worm-drive clamps Realistic Clear hose with reinforcing spiral Realistic Metal flexible hose 90° bend with flanges Realistic Hydraulic hose with crimped end fittings Realistic Double expansion loop Realistic Expansion lyre loop Realistic Flanged Pi expansion loop Realistic Welded Pi expansion loop Realistic Bellows joint with protective cover Realistic Gimbal bellows expansion joint Realistic Hinged bellows expansion joint Realistic Bellows expansion joint with tie rods Realistic Universal tied bellows expansion joint Realistic Fabric duct expansion joint Realistic U-shaped expansion loop with anchors Realistic Single-arch rubber expansion joint Realistic Twin-sphere rubber expansion joint Realistic Rubber joint with control rods Realistic Telescopic slip expansion joint Realistic Braided metal hose with flanges Realistic Braided metal hose with threaded ends Realistic Corrugated flexible connector with flanges Realistic Rubber vibration absorber with loose flanges Realistic Coiled air hose with quick connectors Realistic Hose barb adapter with clamp Realistic Chemical hose with camlock couplings Realistic Worm-drive hose clamp Realistic Hose reel with bracket Realistic Steam hose with swivel flanges Realistic Suction hose with rigid spiral and coupling Realistic Flexible grooved coupling Realistic Bellows expansion joint (horizontal) ISA-101 +1 Tied bellows expansion joint (horizontal) ISA-101 +1 Omega expansion loop right ISA-101 +3 U expansion loop right ISA-101 +3 Rubber flexible connector (horizontal) ISA-101 +1 Flexible hose with end couplings (horizontal) ISA-101 +1 Flexible hose (horizontal) ISA-101 +1 Slack hose loop (bows right) ISA-101 +3 Strainers, steam traps & sight glasses 83
Steam main drip leg with valve and trap Realistic Bimetallic steam trap (section) Realistic Float and thermostatic steam trap with air vent Realistic Inverted bucket steam trap (section) Realistic Universal steam trap station with strainer and isolation valves Realistic Thermodynamic disc steam trap Realistic Flow sight glass Realistic Steam trap Realistic Basket strainer Realistic Flanged Y-strainer Realistic Vertical air separator Realistic Automatic float air vent Realistic Reduced-pressure zone backflow preventer Realistic Manual radiator bleed valve Realistic Floor drain with trap (section) Realistic Perforated-plate flow conditioner Realistic Tube-bundle flow straightener (cutaway) Realistic Vane flow straightener (face view) Realistic Corrugated-plate static mixer (cutaway) Realistic Helical static mixer (cutaway) Realistic Static mixer with injection quill Realistic Forward-acting rupture disc Realistic Rupture disc holder with burst indicator Realistic Rupture disc and relief valve combination Realistic Reverse-buckling rupture disc with knife ring Realistic Rupture disc between flanges (section) Realistic Drip-tube sight glass Realistic Flapper-type flow sight Realistic Flow sight glass with paddle wheel Realistic Vessel sight port (face view) Realistic In-line sight glass with top window Realistic Tubular glass sight with tie rods Realistic P-trap drain siphon Realistic Bimetallic steam trap (cutaway) Realistic Inverted-bucket steam trap Realistic Thermostatic capsule steam trap (cutaway) Realistic Ball-float steam trap (cutaway) Realistic Steam trap station Realistic Thermodynamic disc steam trap Realistic Angle strainer Realistic Temporary cone start-up strainer Realistic Magnetic filter trap Realistic Pump suction diffuser Realistic T-type strainer with quick-open cover Realistic Y-strainer with blow-off valve Realistic Y-strainer cutaway showing screen Realistic Threaded Y-strainer Realistic Atmospheric vacuum breaker Realistic Hose-connection vacuum breaker Realistic Pressure vacuum breaker assembly Realistic Cross vortex breaker at tank outlet Realistic Steam trap Realistic Dirt leg (drip pocket) under the line ISA-101 Sight glass with paddle wheel (horizontal) ISA-101 +1 Round in-line sight glass (horizontal) ISA-101 +1 Tubular sight glass with flanges (horizontal) ISA-101 +1 Steam trap, float, draining down ISA-101 Steam trap, thermodynamic, draining down ISA-101 Steam trap, float (horizontal) ISA-101 +1 Steam trap, inverted bucket (horizontal) ISA-101 +1 Steam trap, thermodynamic (horizontal) ISA-101 +1 Steam trap, thermostatic (horizontal) ISA-101 +1 Basket strainer, cover right ISA-101 +3 Temporary cone strainer between flanges, flow to the right ISA-101 +1 Y-strainer (horizontal), basket down-right ISA-101 +7 Plugs, caps, vents & drains 38
Inflatable pipe plug with pressure gauge (section) Realistic Threaded pipe cap (female) Realistic Breather vent plug with mesh cap Realistic Magnetic drain plug with seal washer Realistic Hex head pipe plug (tapered NPT thread) Realistic Hex socket pipe plug (Allen) Realistic Square head pipe plug Realistic Mechanical expandable test plug in pipe (section) Realistic PVC pipe with bell end and rubber ring Realistic Stainless blind cap with gasket and clamp Realistic PVC end cap Realistic Female threaded pipe cap Realistic Butt-weld dished cap Realistic Meter chamber with valves and cover Realistic Valve chamber with extension spindle and cover Realistic Floor cleanout plug (top view) Realistic Gully with grating (top view) Realistic Bull plug Realistic Hex-head pipe plug Realistic Socket-head flush plug (face view) Realistic Square-head pipe plug Realistic Inflatable pipe test plug Realistic Bottle trap with cleanout cap Realistic Surface valve box with operating key Realistic Drain with funnel and air gap ISA-101 Pipe end closed with plate (closes right) ISA-101 +3 Pipe end with dished cap (closes right) ISA-101 +3 Pipe end with threaded plug (closes right) ISA-101 +3 Vent with weather cap ISA-101 Supports, racks & wall penetrations 37
Vertical floor slab sleeve with mastic seal Realistic Pipe rack elevation with expansion loop Realistic Pipe bridge on truss girder Realistic Two-level pipe rack portal (end view) Realistic Low concrete sleeper with three pipes (end view) Realistic Pipe rack with cable tray (end view) Realistic Roof penetration with rubber flashing boot Realistic Pipe with welded anchor (fixed point) Realistic Pipe hung with clevis hanger and rod Realistic Pipe with sliding guide Realistic Vertical pipe with riser clamp on beam Realistic Pipe on roller support Realistic Pipe on shoe and concrete pedestal Realistic Pipe on concrete sleeper with U-bolt Realistic Pipe hung with spring hanger Realistic Trapeze hanger with two pipes (end view) Realistic Fire-stop collar through a fire-rated wall Realistic Wall piece with central flange and bolted joints Realistic Wall pipe with puddle flange Realistic Wall sleeve with modular link seal Realistic Intumescent fire collar at slab Realistic Fixed pipe anchor Realistic Clevis hanger with rod and beam clamp Realistic Pipe guide Realistic Pipe hydraulic snubber Realistic Pipe pedestal support Realistic Riser clamp on slab Realistic Pipe roller support Realistic Sliding pipe shoe support Realistic Constant-load hanger Realistic Variable-spring hanger Realistic Omega strap clip on wall Realistic Trapeze hanger with two pipes Realistic U-bolt clamp on beam (end view) Realistic Modular wall seal (face view) Realistic Wall pipe with puddle flange Realistic Wall sleeve with modular link seal Realistic Service & signal lines 80
Acid pipe (orange) Realistic Alkali pipe (violet) Realistic Compressed air pipe (blue) Realistic Fire-fighting pipe (red) with sprinkler Realistic Combustible gas pipe (yellow) Realistic Oil pipe (brown) Realistic Steam pipe (red) Realistic Vacuum pipe (grey) Realistic Water pipe (green, DIN 2403 colour code) Realistic Capillary tube, with cross marks (horizontal) ISA-101 +1 Electric signal, elbow right-up ISA-101 +3 Electric signal, short dashes (horizontal) ISA-101 +1 Pneumatic signal, elbow right-up ISA-101 +3 Pneumatic signal, with slash marks (horizontal) ISA-101 +1 Data / software link, dotted (horizontal) ISA-101 +1 Air line (long dashes), connected crossing ISA-101 Air line (long dashes), elbow right-up ISA-101 +3 Air line (long dashes), horizontal run ISA-101 +1 Air line (long dashes), tee branch up ISA-101 +3 Gas line (dash-dot), connected crossing ISA-101 Gas line (dash-dot), elbow right-up ISA-101 +3 Gas line (dash-dot), horizontal run ISA-101 +1 Gas line (dash-dot), tee branch up ISA-101 +3 Oil line (with cross ticks), connected crossing ISA-101 Oil line (with cross ticks), elbow right-up ISA-101 +3 Oil line (with cross ticks), horizontal run ISA-101 +1 Oil line (with cross ticks), tee branch up ISA-101 +3 Product line (with beads), connected crossing ISA-101 Product line (with beads), elbow right-up ISA-101 +3 Product line (with beads), horizontal run ISA-101 +1 Product line (with beads), tee branch up ISA-101 +3 Steam line (double line), connected crossing ISA-101 Steam line (double line), elbow right-up ISA-101 +3 Steam line (double line), horizontal run ISA-101 +1 Steam line (double line), tee branch up ISA-101 +3 Flow arrows & line connectors 38
Block flow arrow, right ISA-101 +3 Two-way flow arrows (horizontal) ISA-101 +1 Chevron flow arrow, right ISA-101 +3 Triple chevron flow arrows, right ISA-101 +3 Pipe with FI and flow direction arrow (horizontal) ISA-101 +1 Triangle flow arrow, right ISA-101 +3 Pipe with line tag box (horizontal) ISA-101 +1 Two-way off-page connector (horizontal) ISA-101 +1 Round off-page connector (right) ISA-101 +3 Off-page connector: flow arrives from right ISA-101 +3 Off-page connector: flow leaves right ISA-101 +3 Instrument / sample tap down ISA-101 +1 Tank nozzles & connections 18
Bottom outlet with drain sump Realistic Dip pipe through the tank roof Realistic Flanged shell nozzle with reinforcing pad Realistic Perforated sparger header below liquid level Realistic Roof nozzle with elbow and flanged joint Realistic Pipe through concrete tank wall with flexible joint Realistic Dip-pipe inlet ISA-101 Flanged tank nozzle: tank to the right ISA-101 +3 Tank inlet/outlet: tank to the right ISA-101 +3 Bottom outlet from conical sump ISA-101 Tank overflow ISA-101 Tank vent with gooseneck ISA-101 Instrument & sampling connections 14
Gauge cock with vent Realistic Pressure gauge with flanged diaphragm seal Realistic Pressure gauge with pigtail siphon and cock Realistic U-shaped gauge siphon Realistic Pulsation snubber for gauge Realistic Root valve with impulse tube Realistic Sample cooler (coil) Realistic Gas sample cylinder with quick connects Realistic Sample point with needle valve Realistic Sampling quill probe Realistic Sanitary aseptic sampling valve Realistic Seal pot / condensate pot Realistic Flanged tapered thermowell Realistic Threaded straight thermowell Realistic Spray nozzles, taps & hose stations 22
High-pressure misting nozzle Realistic Wall hose station with spray gun Realistic Air-atomizing nozzle Realistic Flat-fan spray nozzle Realistic Full-cone spray nozzle Realistic Hollow-cone spray nozzle Realistic Open water-spray deluge nozzle Realistic Static CIP spray ball Realistic Impact rotary sprinkler Realistic Rotary tank-cleaning head Realistic Frost-free wall hydrant Realistic Laboratory gooseneck tap Realistic Long-lever (elbow) tap Realistic Industrial wall mixer tap Realistic Wall-mounted hose bib Realistic Hose with spray nozzle (right) ISA-101 +3 Hose reel ISA-101
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ISA-101 flat symbols use grey for the equipment and keep colour for state only (green running, grey stopped, red fault, orange P2, yellow no feedback, blue manual). Each state is a separate file, ready to map to a multi-state object.
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