Pipe Flow Chart
& Mega Calculator
Save Time, Reduce Errors!
Free Pipe Flow Chart & Pipe Schedule Calculator (SCH 5–160). Instantly calculate OD, ID, Wall Thickness & Pipe Weight for sizes 1/8″–89″. Fast, accurate & easy-to-use engineering tool.
Take Your Engineering Calculations To The Next Level With Our Advanced Pipe Schedule MEGA Calculator — Covering Complete Schedules From SCH 5 To SCH 160 And Full Pipe Sizes From 1/8″ To 89″. Instantly Get Precise OD, ID, Wall Thickness, And Pipe Weight With Professional-Grade Accuracy, Built For Engineers, Contractors, And Industrial Professionals.
Complete
Pipe Schedule
Coverage
(SCH 5 → 160)
This tool includes all major schedules:
SCH 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, and 160
From light-duty low-pressure applications to heavy-duty high-pressure systems, you can instantly determine the correct schedule specifications for your project. Simply select the nominal pipe size (NPS) or enter the OD, choose the schedule, and receive accurate dimensional outputs immediately.
Full Size Range:
1/8″ to 89″
Technical Details Pipes.. Fittings.. Flages.. Valves..
Pipes
Carbon
Seamless
Low Temp Seamless
ERW
DSAW
A/SA53 / 106B-C/API5LB/PSL2/X42 – X7
A/SA333GR6
A/SA53B/API5LB/PSL2/X42 – X70
API5LB/PSL2/X42 – X70
1/4” – 24”
1/2” – 24”
2” – 24”
30” – 42”
STD – XXH
STD – XXH
.156w – XXH
STD – 2” wall
Chrome
Seamless
SA335-P11/P22/P5/P9
2” – 16
STD – S/160
Stainless
Seamless
A/SA312/376 TP304/304L & TP316/316L
A/SA312/376 TP304/304H
A/SA312/376 TP347/347H
SA312 TP304/304L & 316/316L
1/2” – 12”
4” – 6”
4” – 6”
1/2” – 12”
S/40S – S/160
S/40S – S/80S
S/40S – S/80S
S/10S – S/80S
EFW
SA312 TP304/304L & 316/316L
L1/2” – 12”
S/10S – S/80S
Flanges
CARBON
WN,Slip-On, Socket Thrd,Blind
WN,Slip-On, Socket Thrd,Blind
Long Weld Necks
Low Temp - Weld Necks
A/SA105 /SA694 – 150/300/600/F42 – F70
A/SA105 /SA694 – 900/1500/2500/F42 – F70
A/SA105 – 150/300/600
A/SA350LF2 – 150/300/600
1/2” – 24”
2” – 12”
1” – 24”
2” – 12”
STD – XXH
STD – S160
9” – 16” long
STD – S160
Stainless
WN,Slip-On, Socket,Thrd, Blind
Weld Neck
Weld Neck
A/SA182 F304/304L & SA182 F316/F316L – 150#
A/SA182 F304/304L & SA182 F316/F316L – 300#
A/SA182 F304/304L & SA182 F316/F316L – 600#
2” – 24”
2” – 12”
2” – 12”
S/40S – S/80S
S/40S – S/80S
S/40S – S/80S
Fittings
Carbon
Weld Fittings
Low Temp Weld Fittings
Forged - Thread & Socket
A/SA234WPB / MSSSP75 / Y42 – Y70
A/SA420WPL6
A/SA105
1/2” – 36” S
1/2” – 24”
1/4” – 4”
STD – XXH
STD – XH
3M & 6M
Chrome
Weld Fittings 90’s & 180’s
A/SA234WP – 11/22/5/9
3” – 8”
STD – XH
Stainless
Weld Fittings -Seamless & Welded
A/SA403 WP304/304L & WP316/316L
2”- 12”
S/40S – S/80S
Valves
CARBON & SPECIAL ALLOYS
Gate, Globe & Checks
Ball Valves
Gate, Globe & Checks
High Performance BFV
Wafer Checks
Cast/Ductile Iron
API 600
ANSI B16.34 & API6D
API 602
2” – 36”
1/2” – 36”
1/2” – 3”
2” – 36”
2” – 36”
2” – 36”
150# – 1500#
150# – 1500#
150# – 2500#
150# – 600#
150# – 2500#
STAINLESS
Gate, Globe & Checks
Gate, Globe & Checks
Ball Valve
API 602
2”- 24”
1/2” – 2”
1/2” – 24”
150# – 1500#
150# – 1500#