SMC Stainless operates within OPIE Manufacturing Group’s broader commitment to quality systems, process control and verified manufacturing standards.
For sanitary, plumbing and public-use stainless products, certification is more than paperwork. It gives specifiers, builders and facility managers confidence that selected product families meet the relevant performance, safety and installation requirements for Australian projects.
This page summarises the ISO 9001, JOSCAR-AU and WaterMark credentials currently published by OPIE Manufacturing Group and Stainless Metal Craft.










