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Izesekeli
Amabhawodi achazwe ku-ANSI B1.13M ngokubekezelelana kwebanga lesi-6 g. Izinto zebhawodi zihambisana ne-ASTM F568M yekilasi lesi-4.6. Izinto zamabhawodi amelana nokugqwala zihambisana ne-ASTM F 568M yekilasi lesi-8.83. Ukwelashwa kwendawo kufanele kulandele i-AASHTO M232.
