Friday, September 9, 2011

[MW:12384] acceptable criteria for ferrite percentage in DSS weld metal


what is the acceptable criteria for ferrite percentage in DSS weld metal...? 
up to how much % ferrite we can accept the weld metal...? 
what is the reference std for this for piping and pressure vessels.
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With regards,
Sudhakar.k

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[MW:34919] Welder qualification certificate

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