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ASTM A131 - A 131M - 19.pdf
Designation: A131/A131M − 19Standard Specification forStructural Steel for Ships1This standard is issued under the ...
2025-11-30发布0 浏览8 页0 次下载123.52 KB
ASTM A131 - A 131M - 19 rus.pdf
Обозначение: A131/A131M - 19Технические условия на конструкционную сталь...
2025-11-12发布66 浏览10 页4 次下载408.27 KB
ASTM C131 - C 131M - 20.pdf
Designation: C131/C131M − 20Standard Test Method forResistance to Degradation of Small-Size Coarse Aggregateby Abras...
2025-11-12发布120 浏览5 页4 次下载195.18 KB