Why are low temp swages stamped with WPL6 instead of A350-LF2?
Our low temp swages are registered as fittings with TSSA so must be stamped as such. A420-WPL6 is the fittings spec. for low temp fittings. A350 LF2 or A333 GR6 is the raw material specs from which WPL6 fittings are manufactured.



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