Hi,
Iam a QC engineer at L&T, India.
We had used ASTM A105 Ball with ENP coating in our Trunnion Mounted Ball Valve (TMBV) and complied the valve to NACE MR-0175/ISO 15156 Part-2 for a project as this Material of construction(MOC) is a client requirement.
But Third Party Inspection Agency...
Hi,
Iam a quality engineer in L&T Valves, India.
Anybody could clarify and advise me the following,
Background:
We usually get Rolled bar from traders with a Mill TC.
For example:
Material grade: 316, F51 bars.
Mill Test certificate reports Heat treatment as 'Solution annealed'.
It...
