Original standard ASTM C320-55 in PDF full version. Additional info + preview on request
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Original standard ASTM C321-00 (2012) in PDF full version. Additional info + preview on request
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Original standard ASTM C322-09 (2018) in PDF full version. Additional info + preview on request
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Original standard ASTM C323-56 (2016) in PDF full version. Additional info + preview on request
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Original standard ASTM C324-01 (2022)e1 in PDF full version. Additional info + preview on request
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Original standard ASTM C325-07 (2022) in PDF full version. Additional info + preview on request
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