Penn Machine Galvanized products are Hot Dip Galvanized per ASTM-A153 or Electroplated Deposited Galvanized per ASTM-B633. These products are supplied to our users as lead free meaning containing less than 8 % lead as stated in the “Safe Water Drinking Act of 1998”. These products are classified as in line piping to the water system and are not required to meet NSF Standard 61 Section 9 under the Safe Water Drinking Act of 1998.