Original standard ASTM C674-13 (2023) in PDF full version. Additional info + preview on request
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Original standard ASTM C675-91 (2022) in PDF full version. Additional info + preview on request
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Original standard ASTM C676-04 (2019) in PDF full version. Additional info + preview on request
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Original standard ASTM C677-89 in PDF full version. Additional info + preview on request
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Original standard ASTM C679-15 (2022) in PDF full version. Additional info + preview on request
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Original standard ASTM C680-23 in PDF full version. Additional info + preview on request
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