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Bursting Pressure Tables - Alloy 400 Seamless Tube
(Nickel, Copper / ASTM B-165 or Equivalent)

Calculated Burst Pressure (PSI) For Fractional Sizes

Tubing ODWall Thickness (Inches)
.010.012.016.020.028.035.049.065.083.095.109.120
1/1625,69031,49043,07053,935        
1/8   25,69037,30047,290      
3/16   16,32523,74530,52044,025     
1/4    17,22022,07032,21543,785    
3/8     14,12020,42528,120    
1/2     10,38014,89020,31526,795   
5/8     8,21011,71015,88520,80524,225  
3/4     6,7909,65513,03516,99519,73523,03025,690
7/8     5,7808,21011,06014,37016,64519,37021,565
1     5,0407,1409,59512,44514,39016,71518,585
Factor of Safety = 4, considering tensile strength to be 70,000 psi at room temperature.

Calculated Burst Pressure (Bar) For Metric Sizes

Tubing ODWall Thickness (Inches)
0.50.60.70.81.01.21.51.61.82.02.22.53.0
318552270269031003860        
4134016451965227028903490       
6  124014401855227028903100     
8  91010501340164521102270     
10   8251050128016451770     
12   67586010501340144016451855   
14    7308901130121013801555173020002450
16    630770975105011901340149017202110
18    56067586092010501175135015101588
22    450550690745845945105012051475
25    39548061065073582591010501280

References:
ASME Boiler and Pressure Vessel Code, Section VIII, Div. 1, Table UNF-23-3, Par. UG-27 and Appendix 1, Par. 1-2
Information for reference purposes only. Corrosion Materials in not liable for any damages that may result from the use of this information.