Original standard ASTM B4-79 in PDF full version. Additional info + preview on request
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Original standard ASTM B400/B400M-19 in PDF full version. Additional info + preview on request
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Original standard ASTM B401-22 in PDF full version. Additional info + preview on request
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Original standard ASTM B402M-86 in PDF full version. Additional info + preview on request
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Original standard ASTM B403-20 in PDF full version. Additional info + preview on request
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Original standard ASTM B404/B404M-02 in PDF full version. Additional info + preview on request
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