Burst Pressure Tables – Alloy 400 Seamless Tube

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

Calculated Burst Pressure (PSI) For Fractional Sizes

Tubing OD	Wall Thickness (Inches)
	.010	.012	.016	.020	.028	.035	.049	.065	.083	.095	.109	.120
1/16	25,690	31,490	43,070	53,935
1/8				25,690	37,300	47,290
3/16				16,325	23,745	30,520	44,025
1/4					17,220	22,070	32,215	43,785
3/8						14,120	20,425	28,120
1/2						10,380	14,890	20,315	26,795
5/8						8,210	11,710	15,885	20,805	24,225
3/4						6,790	9,655	13,035	16,995	19,735	23,030	25,690
7/8						5,780	8,210	11,060	14,370	16,645	19,370	21,565
1						5,040	7,140	9,595	12,445	14,390	16,715	18,585

Factor of Safety = 4, considering tensile strength to be 70,000 psi at room temperature.

Calculated Burst Pressure (Bar) For Metric Sizes

Tubing OD	Wall Thickness (Inches)
	0.5	0.6	0.7	0.8	1.0	1.2	1.5	1.6	1.8	2.0	2.2	2.5	3.0
3	1855	2270	2690	3100	3860
4	1340	1645	1965	2270	2890	3490
6			1240	1440	1855	2270	2890	3100
8			910	1050	1340	1645	2110	2270
10				825	1050	1280	1645	1770
12				675	860	1050	1340	1440	1645	1855
14					730	890	1130	1210	1380	1555	1730	2000	2450
16					630	770	975	1050	1190	1340	1490	1720	2110
18					560	675	860	920	1050	1175	1350	1510	1588
22					450	550	690	745	845	945	1050	1205	1475
25					395	480	610	650	735	825	910	1050	1280

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. NeoNickel in not liable for any damages that may result from the use of this information.

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