Newly Type Iron Products Inspection Metal Detector

2017-11-1544reference to approved products and manufacturers on web site added4class of ductile iron pipe and fittings changed to pn35 44fbpe coating required for ductile fittings used with pvc pipe - 4 clause "grey cast iron fittings" deleted 4 to 4 4 to 4 clauses renumbered due to deletion.

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