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  • AWWA 7A.7: Tentative Standard Specifications for Cement-Mortar Protective Coating for Steel Water Pipe of Sizes 30 Inches and Over (PDF)

AWWA 7A.7: Tentative Standard Specifications for Cement-Mortar Protective Coating for Steel Water Pipe of Sizes 30 Inches and Over (PDF)

SKU: STC_0073883-PDF
These specifications cover the material and application requirements to obtain corrosion protection for steel water pipe for the conveyance of water by the use of portland cement mortar applied by spinning or by centrifugal machine and by guniting. Corrosion protection shall be provided as follows: the inside of all pipe shall receive a coat of cement-mortar lining applied by spinning and guniting or by centrifugal machine; and, the outside of all pipe shall receive a coat of steel reinforced cement mortar applied by guniting.

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These specifications cover the material and application requirements to obtain corrosion protection for steel water pipe for the conveyance of water by the use of portland cement mortar applied by spinning or by centrifugal machine and by guniting. Corrosion protection shall be provided as follows: the inside of all pipe shall receive a coat of cement-mortar lining applied by spinning and guniting or by centrifugal machine; and, the outside of all pipe shall receive a coat of steel reinforced cement mortar applied by guniting.
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