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Dear all, which method is best and required for pitting corrosion between A923 method c and G48 method A. regards.

hello all witch one is request for Test water for austenitic and duplex stainless steel 1- chlorine content shall not exceed 50ppm or 2- combined fluorine and chlorine content shall not exceed 50ppm. regards

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hi everyone I appreciate all your responses and for go more deeply in the subject i will attached more photos showing a different markings in the pipe so my question is to know if the different marking highlighted in the attached pipe pictures is related to the fabrication date of the pipes...

hi thank you for the help and for more details we have an older pipes in our factory we need to exploit it witch is important to know the date of manufacturing from the marking in pipe but we dont have the MTC for this quantity so my questions are -where we can find the date of fabrication...

HI, how many method for testing corroded pipes and how can i know this corrosion is acceptable or not please advice. thank you,