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  1. raf143

    Air Carbon Arc Gouging on stainless steel

    hi, can we use air carbon arc gouging on stainless steel? which standard/code says air carbon arc gouging can use on stainless steel material?
  2. raf143

    Does LTCS Weld Joint with above 20mm thickness need PWHT?

    thanks Mr. padip Goswami for your reply As per B-31.3, Table 331.1.1 PWHT would be required if the thickness of C-Mn steel weld exceeds 20 mm or 3/4". this is only if 'A' number is 1. in this case 'A' number is 10. So what about the influence 'A' number in Table 331.1.1 of B31.3?
  3. raf143

    Does LTCS Weld Joint with above 20mm thickness need PWHT?

    As per ASME B31.3 Table 311.1.1 PWHT shall be performed for the Weld Joint with Base Metal P Number (P) 1, Weld Metal Analysis Number (A) 1, and above 20mm thickness. LTCS Pipe A333 Gr.6 Welded with Consumables ER80SNi-1 and E8018-C3 has P Number (P) 1 and Weld Metal Analysis Number (A) 10...

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