POP007 has been updated (Issue 2.6/Nov 2018) and is available for download from the Technical Guidelines page.

Changes to POP007 include:

• Clarification of the pressure and temperature capability of AS 2129 Table D and E and AS/NZS 4087 PN16, PN21 and PN35 flanges,
• Guidance regarding flange bolt torques,
• Referencing Water Services Association of Australia WSA 109-2011 “Flange Gaskets and O-Rings”,
• A caution concerning the risks associated with over tightening flange bolts.