علايم ایزومتریک اتصالات درنقشه کشی
تصویر اتصال اتصال جوشی
علامت
ساکت جوشی
علامت
رزوه ای
علامت
اتصال Iتصویر
Butt welded Elbow زانو90 Butt weld Elbow 90° symbol Socket Weld Elbow 90° symbol Threaded Elbow 90° symbol زانو90 Socket Weld Elbow 90°
Butt welded Elbow زانو45 Butt weld Elbow 45° symbol Socket Weld Elbow 45° symbol Threaded Elbow 45° symbol زانو45 Threaded Elbow 45°
Butt welded Tee سه راه مساوی
Butt weld Tee equal symbol Socket Weld Tee equal symbol Threaded Tee equal symbol سه راه مساوی
Socket Weld Tee equal
Butt welded Tee سه راه تبدیلی Butt weld Tee reducing symbol Socket Weld Tee reducing symbol Threaded Tee reducing symbol سه راه  تبدیلی Socket Weld reducing Tee
Butt welded Cap کپ Butt weld Cap symbol Socket Weld Cap symbol Threaded Cap symbol کپ Cap threaded
Butt welded concentric reducer تبدیل
هم مرکز
Butt weld Reducer concentric symbol ··· ··· تبدیل هم مرکز
···
Butt welded eccentric reducer تبدیل
غیر مرکز
Butt weld Reducer eccentic symbol ··· ··· تبدیل  غیرهمرکز ···
تصویر اتصال اتصال جوشی
علامت
ساکت جوشی
علامت
رزوه ای
علامت
اتصالات تصویر
فلنج ها
گلویی جوشی
فلنج جوشی ساکت
رزوه ای
Slip-On لب تخت
کور فلنج
نشان Welding Neck flange symbol Socket Weld flange symbol Threaded flange symbol Slip-On flange symbol Lap-Joint flange symbol Blind flange symbol علامت
تصویر
Welding Neck flange Socket Weld flange Threaded flange Slip-On flange Lap-Joint flange Blind flange علامت
فلنج گلویی جوشی
ساکت جوشی
رزوه ای
Slip-On لب تخت
کور فلنج
تصویر شیر جوشی
علامت
فلنج دار
علامت
ساکت یا
رزوه ای
نشان
شیر تصویر
Gate Valve flanged Gate Butt welded Gate Valve symbol Flanged Gate Valve symbol Socket Weld and Threaded Gate Valve symbol دروازه ای
Gate Valve Socket Weld
Globe Valve butt weld ends Globe Butt welded Globe Valve symbol Flanged Globe Valve symbol Socket Weld and Threaded Globe Valve symbol Globe Globe Valve flanged
Ball Valve flanged ساچمه ای
Butt welded Ball Valve symbol Flanged Ball Valve symbol Socket Weld and Threaded Ball Valve symbol توپی Ball Valve threaded
Plug Valve flanged توپی Butt welded Plug Valve symbol Flanged Plug Valve symbol Socket Weld and Threaded Plug Valve symbol Plug Plug Valve butt weld ends
Butterfly Valve butt weld ends پروانه ای
Butt welded Butterfly Valve symbol Flanged Butterfly Valve symbol ··· پروانه ای
Butterfly Valve Wafer type
Needle Valve threaded سوزنی Butt welded Needle Valve symbol Flanged Needle Valve symbol Socket Weld and Threaded Needle Valve symbol سوزنی Needle Valve flanged
Diaphragm Valve flanged دیافراگمی ··· Flanged Diaphragm Valve symbol Socket Weld and Threaded Diaphragm Valve symbol دیافراگمی Diaphragm Valve threaded
Y-type Globe Valve flanged Y-تیپ Butt welded Y-type Valve symbol Flanged Y-type Valve symbol Socket Weld and Threaded Y-type Valve symbol Y-تیپ Y-type Globe Valve threaded
3-way Valve flanged سه راهه
Butt welded Three-way Valve symbol Flanged Three-way Valve symbol Socket Weld and Threaded Three-way Valve symbol سه راهه
3-way Valve threaded
Check Valve flanged Check Butt welded Check Valve symbol Flanged Check Valve symbol Socket Weld and Threaded Check Valve symbol Check Check Valve Socket Weld
Bottom Valve Bottom ··· Flanged Bottom Valve symbol ··· Bottom Bottom Valve
Relief Valve Relief ··· Flanged Relief Valve symbol ··· Relief Relief Valve
Control Valve straight Control
straight
··· Flanged Control straight Valve symbol ··· Control
straight
Control Valve straight
Control Valve angle Control
angle
··· Flanged Control angle Valve symbol ··· Control
angle
Control Valve angle
Image Valves Butt weld
Symbol
Flanged
Symbol
Socket or
Threaded Symbol
Valves Image
Miscellaneous Symbol Image Miscellaneous
Branch outlet
Weldolet®
Branch outlet - Weldolet® symbol Branch outlet - Weldolet® symbol Branch outlet
Weldolet®
Branch outlet
Nipolet®
Branch outlet - Nipolet® symbol Branch outlet - Nipolet® symbol Branch outlet
Nipolet®
Flanged branch outlet
Flangolet
Flanged branch outlet - Flangolet symbol Flanged branch outlet - Flangolet Flanged branch outlet
Flangolet
Spade Spade symbol Spade Spade
Spectacle blind Spectacle blind symbol Spectacle blind Spectacle blind
Hammer blind Hammer blind symbol Hammer blind Hammer blind
Spacer Spacer symbol Spacer Spacer
Restriction orifice Restriction orifice symbol Restriction orifice Restriction orifice
Field Weld Field Weld symbol Field Weld Field Weld
Butt weld
Butt weld Butt weld symbol
Pipe to pipe
connection
Pipe to pipe connection symbol Pipe to pipe connection Pipe to pipe
connection
Pipe bend
with special radius
Pipe bend with special radius symbol Pipe bend with special radius Pipe bend
with special radius
Sight glass Sight glass symbol Sight glass Sight glass
Direction of
hand wheel / wrench
Direction of hand wheel / wrench symbol Direction of hand wheel / wrench Hand wheel
Y-type strainer Y-type strainer symbol Y-type strainer Y-type strainer
Conical strainer Conical strainer symbol Conical strainer Conical strainer
Conical strainer
built-in
Conical strainer built-in symbol
Orifice assembly (typical)
showing position of taps
Symbols of orifice assembly (typical) showing position of taps Orifice assembly Orifice assembly
Meter run
orifice assembly (typical)
flanged / butt weld
Symbol of meter run orifice assembly (typical) flanged / butt weld Meter run Meter run
Miscellaneous Symbol Image Miscellaneous

Note: Symbols are shown in black lines. Lighter lines show connected pipe, and are not parts of the symbols.

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