Corrosion-Resistant Systems · Welding & Joining

Install coated-metal flange joint

Coated metal duct — Wastewater/chemical

Hardware guidanceUse approved coated or stainless isolated hardware.
Anti-seize / gallingUse only anti-seize compatible with coating/gasket.

How to install it

  1. 1

    Inspect coating

  2. 2

    place compatible gasket

  3. 3

    align without scraping

  4. 4

    install coated/isolated hardware

  5. 5

    tighten evenly

  6. 6

    repair coating damage.

Quality check

  • No exposed substrate or coating damage.

Stop and verify

Stop if bolt holes damage coating beyond repair.