Transcription of API Standard 660 - My Committees
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API Standard 660 - My Committees
API Standard 660 Shell-and-Tube Heat Exchangers for General Refinery ServicesStandardEditionSectionInquiry # of API Standard 660 states that the fixed shell support shall be designed to withstand a longitudinal force equal to 150 percent of the bundle weight applied at the exchanger bundle centerline. In figuring the stress, is it the intent to calculate as follows: Bundle Weight = 150% * Lever Arm Section Mod of Support Since the load is transferred to the bottom of the shell at the interface of the support and shell. The reference paragraph in API 660 ( ) is only intended to provide the force criteria to be used in the design of the shell support.
API Standard 660 Shell-and-Tube Heat Exchangers for General Refinery Services Standard Edition Section Inquiry # Question Reply 660 4.3 Paragraph 4.3.1 of API Standard 660 states that the fixed shell support shall be
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