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Burst Pressure Calculator
Analyze pipe strength based on Barlow's formula and industry standards
Barlow's Formula. Practical burst pressure includes safety and manufacturing factors.
Switch to Metric Units (MPa, mm)
Pipe & Material Properties
Nominal Pipe Size (NPS)
1/2"
3/4"
1"
1-1/2"
2"
3"
4"
6"
8"
10"
12"
14"
16"
18"
20"
24"
26"
28"
30"
32"
34"
36"
42"
48"
Schedule
Outside Diameter (D)
in
Wall Thickness (t)
in
Material Grade
A106 Grade B
A53 Grade B
API 5L Gr B
API 5L X52
SS 304L
SS 316L
Duplex 2205
Inconel 625
Ultimate Tensile Strength
psi
Yield Strength
psi
Operating Conditions
Operating Pressure
psi
Design Temperature
°F
Corrosion Allowance
in
Enhanced Analysis Mode
Manufacturing Type
Seamless (Factor: 1.0)
ERW (Factor: 0.95)
SAW (Factor: 0.90)
Service Life / Defect Factor
New / No Known Defects (1.0)
0-10 Years / Minor (0.95)
10-20 Years / Moderate (0.90)
20+ Years / Significant (0.80)
Actions
📄 Export PDF
🔄 Reset Inputs
Calculation Results
Theoretical Burst Pressure
-
Practical Burst Pressure
-
Yield-based Burst Pressure
-
Burst Factor (vs Operating)
-
Effective Wall Thickness
-
Safe Operating Conditions
Enhanced Analysis
Temp. Reduction Factor
-
Combined Quality Factor
-
Recommended Max Pressure
-
Code Compliance (B31.3)
-
Pressure Analysis Chart
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