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  • Users: starships
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  1. starships

    Painting on Flange surface

    Hi Gents, We're facing very difficult situation for Aramco project as below. Following is the requirement of SAES-H-002. 5.2.9 "The internal coating shall be extended up to the face of flat-and raised-face flanges that will not be in contact with the gasket. The coating applied shall be...
  2. starships

    Sample Welding Procedure Specification (ASTM 904L + DIN 1.4539)

    Hi Gents I'm looking for WPS(or PQR)using ASTM 904L Steel + DIN 1.4539 material which is equvalent to Corten steel. As alternative, it's equvalent to P No.45 + P No.3. If any body has it, please share it with me. (starships@naver.com) Thanks
  3. starships

    Buttering welding

    Gentleman We're fabricating the pressure vessel. But due to short length(approx. 5~6mm) of plate with width of 1,000mm, we're planning to do buttering welding at joint to recover the gap. Is it possible and allowable way? Relevant PQT will be performed and witnessed by Authorized Inspector...
  4. starships

    Hardness value for welded joint

    Hi, everyone Anyone guy telll me the minimum hardness value for welded joint of P355 NL1 EN material? Relevant standard(EEMUA 190) only shows maximum hardness value. This is our client requirement. As I know, all hardness value is limited to maximum value not minimum. Thanks
  5. starships

    PWHT for welded patch

    Good day to you, We're performing repair work for pressure vessel That fell down to the ground during lifting, and then after window-cutting damaged area, now on welding. But, our client has insisted to carry out PWHT after repair welding for replacing patch. Originally, PWHT was not required...
  6. starships

    Localized PWHT for pressure vessel

    Greetings We're doing repair work for pressure vessel as per EN 13445. Repair work means "cutting deep dent-damaged area and re-welding with new plate as square size". After re-welding, localized PWHT as per client's requirement has been planned. But, we're worried about deformation during...

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