Annex A of C564 requires that third party certifiers or inspectors inspect a minimum of 10 different sizes and types of gaskets being manufactured during the third party inspections. ASTM C1277 and C1540 were recently revised to reduce the quantity to 3 samples. The C564 standard needs to be revised to include 3 samples also.
Keywordscast iron; fittings; gaskets; pipe; rubber;
Draft Under Development