These proving rings are made out of special steel, carefully forged to give maximum strength & machined to give the highest sensitivities commensurate with high stability and to ensure long life and accuracy. All proving rings are integral type viz. the loading (outside) bosses...
These proving rings are made out of special steel, carefully forged to give maximum strength & machined to give the highest sensitivities commensurate with high stability and to ensure long life and accuracy. All proving rings are integral type viz....
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