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  • Users: M.CH
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  1. M.CH

    Pipeline in service inspection standard

    Hi[wavey2] There are some standards for in service inspection in ASME and API for piping ang piping component. Is it possible to use these standard for Pipeline? Thanks for your advise.
  2. M.CH

    API 1104, Tungsten inclusion acceptance criteria

    Hi everybody[peace] There is not acceptance criteria about tungsten inclusion in radiography. It seems that 1104 just recognize 6010 and 7010 for root and hot. Please help me on this subject. Best Regards,[lookaround]
  3. M.CH

    API 1104- Change in Joint Design

    Hi [wavey2] According to API 1104 5.4.2.3, "A major change in joint design(e.g from V groove to U groove) constitute an essential variable". Question: if we have a PQR with single V butt weld (weld type:groove,Joint type:butt)is it possible to support welding of a joint below? weld...
  4. M.CH

    Bohler Electrode for pipeline (BVD 85-DVD RP-EMK 6)

    Dear All, Good Day We are going to preparing a new WPS/PQR for welding of API 5L X65MS pipeline (sour service). We have below concerns: 1-Hardness less than 250 HV 2-impact test result (ind. > 38J, Ave>45J) 3-SSC resistance in H2S service. According to Bohler handbook we have selected below...
  5. M.CH

    fillet test useability

    Hi every body what's the meaning of "fillet test useability" in AWS A5.1 TABLE 4? dose it mean fillet test is mandatory on electrode qualification?
  6. M.CH

    fillet test useability

    Hi every body what's the meaning of "fillet test useability" in AWS A5.1 TABLE 4? dose it mean fillet test is mandatory on electrode qualification?

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