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  1. mechaus

    ASTM A860 WPHY 60

    Thanks BigInch, Checked MSS SP 75, it all make sense.
  2. mechaus

    ASTM A860 WPHY 60

    Hi All, For a project we are looking at, ASTM A860 WPHY 60 specified as fitting material for a gas transmission line designed to ASME B31.8. Pipe material is API 5L X60. Whilst I know use of ASTM A860 fittings is a common practice. I can not find A860 material listed in Mandatory appendix A or...
  3. mechaus

    ASME B31.8, weldolets for nozzles

    Thank you europipe. Will look into our options and report back how did we go later. Thanks to all.
  4. mechaus

    ASME B31.8, weldolets for nozzles

    Thank you LittleInch and Duwe6 for your helpful comments. Appreciate it. We are tossing up the idea whether to buy a pipe stress analysis software ( we have an engineer who use to do pipe stress analysis using CAESAR II)or outsource the pipe stress analaysis to a consulting company. Buying...
  5. mechaus

    ASME B31.8, weldolets for nozzles

    Hi All, Designing a pig launcher 900# rated. Design code B31.8. Materials Main run pipes are API 5L X52, Weldolets A694 F52. For all nozzle connections (upto 4" NPS) customer wants us to use weldolets with weld neck flanges weld directly to weldolets. The issue I have is how to check whether...

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