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Black and Galvanized Longitudinally Welded Lightweight Steel Tubes

 Product Philippine National Standard/s (PNS) Enabling Law  Product Image
Steel tubes for steel frame structure PNS 2145:2020
Steel – Black and galvanized longitudinally welded lightweight steel tubes - Specification

Department Administrative Order (DAO) No. 19-16, Series of 2019
The New Technical Regulations Concerning the Mandatory Product Certification of Steel - Black and Hot-Dipped Zinc-Coated (Galvanized) Longitudinally Welded Steel Pipes (For Ordinary Uses)

Memorandum Circular (MC) No. 22-14 Series of 2022
Supplemental Guidelines for the Implementation of DAO 19-16, Series of 2019

Memorandum Circular (MC) No. 22-08 Series of 2022
Supplemental Guidelines for the Implementation of DAO 19-16, Series of 2019.

 galvanized

          This specific product coverage with corresponding version of reference standards shall be mandatory beginning 14 July 2024 as per DAO 19-16:2019 and MC 22-14:2022