ASTM C459Full Name ASTM C459 – Standard Test Methods for Asbestos-Cement Flat ProductsScope These test methods cover only asbestos-cement flat sheets, roofing shingles, siding shingles, and clapboards.Keywords asbestos; asbestos-cement; clapboards; flat sheets; sheeting; shingles; siding; siding shinglesResourcesASTM International Website: ASTM C459 Need more info?