Erratum to. ANSI/AWWA C214-07. Standard for. Tape Coating Systems for the
Exterior of Steel Water Pipelines. (September 2008). 1. Replace the metric ...
Erratum to ANSI/AWWA C214-07 Standard for
Tape Coating Systems for the Exterior of Steel Water Pipelines (September 2008)
1. Replace the metric equivalent for the maximum water-vapor transmission requirement as follows: Table 2. Physical properties of inner-layer tape* Requirement Property Water-vapor transmission
Minimum
Maximum 0.2 perms [1.15 × (Pa•s•m2)]
10 -11
Test Method kg
Sec. 5.3.5
* Test methods are for tests performed in laboratories. If field test methods for any property are required, consult with the tape manufacturer.
