829 E Minor Street
Appleton, WI 54911
19716 Firesteel Rd
Ontonagon, MI 49953
920-944-9143
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A portable tank having a minimum test pressure of 4 bar (400 kPa) may be used provided the calculated test pressure is 4 bar or less based on the MAWP of the hazardous material, as defined in § 178.275 of this subchapter, where the test pressure is 1.5 times the MAWP.