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Hi folks, I am designing a rectangular header box for a fin-fan cooler to Appendix 13. All the usual calculations have been performed and the item is designed with a permanent stay bar to divide the unit into two tubeside passes. I want to design the return header with a stay plate to reduce...

Hi folks, I am just trying to assess a calculation for a vertical support foot on a shell and tube heat exchanger. The stress by design calculations were performed using the Bednar method. Unfortunately, the Bednar pressure vessel design book has gone missing in our office and I cannot check...

Hi, Thanks for the answer. Sorry for the confusion but the 40J is an average value over three readings with a minimum value of 27J as the client requirement. Many thanks

Hi, I am presently working on an enquiry from a client for a pressure veseel with a design temperature of - 60 deg C. The client requests to use ASTM A 537 plate class 1 and needs guaranteed impact values of 40J at the design temp of -60 deg C. Can anyone tell me if this plate is impact...

Hi again folks, Is there a website or place where I can print off a list of the amendments in ASME 2007 for ASME VIII Div 1 and ASME IX 2007 etc. On previous occasions we would have gained a code synopsis from our AI but that has not happened in this instance. We will speak to them but I was...

Hi folks, I am presently working to the 2007 versions of ASME VIII Div 1 and material codes IIA. I have been approached by a client with a specification that asks us to meet supplements beyond thaose contained in the current code. For example, they would like us to supply forgings to ASME SA...

Hi folks, I am working for a company based in the UK and we are performing hydrotests to 450 Psi on some large vessels at this time - typically 54000 litres (or 14,200 US gallons). I am struggling to find a UK or european based supplier of electric test pumps to perform the task. I am aware...

Thank you for this great reply. I will review the details and hopefully find the answers i need. Many thanks

Hi folks, Our company have now expressed an interest in obtaining the Special Equipment Manufacturing Licence to export our completed pressure vessels into the Peoples Republic of China. Does anyone know of any contacts or websites with practical information relating to the application...