Weld Purge Volume & Time Calculator
Enter your pipe dimensions and purge parameters to calculate gas volume, flow rate, and pre-purge time instantly.
Pipe & Purge Parameters
Results
Inside Diameter
0.870"
Purge Zone Volume
7.13 in³ / 0.117 L
Volume Exchanges Needed
5x
Total Purge Gas Needed
0.021 CF
Estimated Pre-Purge Time
0.08 min
Estimated Gas Cost
$0.01
Tip: For purge plug sizing, see our
Purge Plug Sizing Chart.
Need Purge Equipment or Expert Advice?
TechSouth supplies purge monitors, dams, and complete orbital welding systems. Talk to a specialist about your project.
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