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  1. Zeberoff

    Fully Killed Steel...

    Thanks Metengr, your response sheds clarity. In the PO, we specify that it Shall be fully killed: "Casting and Deoxidization Process/Practice: Using continuous casting method, pipe shall be made from fully killed steel per Clauses 5.1 and 5.2 of CSA Z245.1-2007 (8th Edition)." Our PO also...
  2. Zeberoff

    Fully Killed Steel...

    I am reviewing an MTR for carbon steel pipe. Our Design calls for Grade 290 steel as per CSA 245.1. In the MTR, the material is certified to three different specs: ASTM53/API5L/CSA 245.1, all for the correct grade. Both API5L and CSA 245.1 require that the steel be semi or full killed while...
  3. Zeberoff

    Identical Heat Numbers from several MTR's

    Thank you all for the replies. The matter has been resolved as I made a slight error and noticed that the composition values for heat analysis was the same while the product analysis varied, which makes sense. LittleInch, your link was very useful! - stanweld, you replied to the thread in this...
  4. Zeberoff

    Identical Heat Numbers from several MTR's

    I am dealing with an MTR for pipe from COMCO supplier. There is confusion about the associated heat numbers. The mill has provided several MTR's with identical heat numbers showing up in separate MTR's each having slightly different compositions for both product and heat analysis. Also in the...

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