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  • Users: Metalero
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  1. Metalero

    Pipeline isolating device: Is there anything newer or better?

    Hi everybody I'm looking for the art's state about Pipeline isolating devices. I see the typical and well known Monoblock joints and/or flanged joints, but someone knows about some improvement in this technical or any better or newer device to isolating catodically protected pipelines? Thanks...
  2. Metalero

    I am looking for the material speci

    I am looking for the material specification: STD SLA 904, have you heard about it, could you guide me?
  3. Metalero

    Someone has experience, calculation

    Someone has experience, calculation memories, handbooks, blueprints, etc. about the design and construction of caissons for the repair of pipes under shallow water?
  4. Metalero

    Needles inside the ferrite in carbon steel

    Just to share this characterization of a piece of carbon steel with a surface finish, in which needles were precipitated inside the ferrite near the surface. I am in the process of analyzing them in SEM to identify their qualitative composition. Have you characterized any like that?
  5. Metalero

    Use or grade of this steel?

    Hi everybody. Have you used this steel or do you know which grade is or typical use? Yes, It's look like AISI Serie 61xx, Cr-V Steel (like the legend in some handtool), but i'm not sure about the Moly content in this serie. C = 0.22, Mn = 1.11, Si = 0.29, P = 0.011, S = 0.003, Cr = 0.88, V =...

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