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  1. ritsa p

    MATERIAL IDENTIFICATION

    We performed PMI test onto surface of insulation ring. The chemical composition is per follow. 1. Cr: 0.06 2. Cu: 0.4864 3. Μn: 0.672 4. Μο: 0.0269 5. Νi: 0.1883 6. Sn: 0.0063 7. V: 0.0196 We replace the above ring with the new one. Could we order a ring 16Mo3 material?
  2. ritsa p

    Positive Material Identification (PMI)

    Attached file include measurements of chemical content.
  3. ritsa p

    Positive Material Identification (PMI)

    We performed PMI testing on surface of some unknown base metals. The results of chemical composition are mentiοned below: 1. Fe A-9 [-230.4] 2. Fe S-7 [-74.4] 3. Fe S-5 [-223.2] 4. Ni Alloy690 [-398.1] 5. Cu-Tramp Cu TrampMax [-232.9] Could you please me inform me for the, material grade (...
  4. ritsa p

    Welding tube SA 213 T22 with tube S

    Welding tube SA 213 T22 with tube SA 213 T22 WITH DIMENSIONS 44.3X7.8 mm, according to ASME min. preheat is 150 celsius. My question is preheat should be done with propane or with heating media in order to maintained?
  5. ritsa p

    PQR FOR MATERIAL 1.4521 (AISI 444)

    Thank u all!
  6. ritsa p

    PQR FOR MATERIAL 1.4521 (AISI 444)

    PQR FOR MATERIAL 1.4521 (AISI 444) TO 1.4521 (AISI 444) NEEDS PWHT? (ACCORDING TO ASME OR EN15614)
  7. ritsa p

    per cent ndt for water tube in boiler

    which is the amount (per cEnt RT ) needed for bw in water tubes of boiler ?? The tender offer don't refer the amount of ndts.

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