The quality of the test welds used to qualify welding procedures shall be determined by destructive testing in accordance with the applicable welding standard(s). ... with section 6 of API 1104 (ibr, see As192.7) or section IX of the ASME Boiler and Pressure Vessel Code (ibr, see As192.7) . ... earlier edition; and ( 2) May not weld on pipe to be operated at a pressure that produces a hoop stress of less than 20anbsp;...
Title | : | Pipeline safety regulations |
Author | : | United States. Pipeline and Hazardous Materials Safety Administration |
Publisher | : | - 2005 |
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