ASME Code Case 181

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NOTICE REGARDING CODE CASES OFTHE ASME B31 CODE FOR PRESSURE PIPINGAll B31 Code Cases in effect as of September 21, 2007 will remain availablefor use unless annulled by the B31 Standards CommitteeFion Zhang/ Charlie Chong
Charlie ChongB31 CASE 181-1CASES OF THE CODE FOR PRESSURE PIPING– B31 Approval Date: January 23, 2007
Page 1 and 2: ASME Code Case on Use of Alternativ
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Page 7 and 8: ASME B31.3344.6 Ultrasonic Examinat
Page 9 and 10: 344.6.2 Acceptance Criteria. A line
Page 11 and 12: (c) The ultrasonic examination shal
Page 13 and 14: Charlie ChongThe qualification bloc
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Page 19 and 20: Charlie ChongGENERAL NOTES:(a)t = t
Page 21 and 22: Charlie ChongTABLE 2FLAW ACCEPTANCE
Page 23 and 24: Charlie Chong(d) The ultrasonic exa
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Page 31 and 32: Charlie Chong(c) Alternatively, oth
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Charlie ChongStored valves shall be
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(b) Category M Fluid Service: a flu
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1.0 Valve BodyThe valve body, somet
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5 Valve Certification and Retesting
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Charlie Chong/ Fion Zhang
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Charlie Chong/ Fion Zhang
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ASME Code Case 181

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