Integral Proving Rings

  The Proving Rings are made of special steel, carefully forged to give maximum strength and machined to give high sensitivity commens   Item Code : Pleae see the chart for details.       All proving rings are integral type viz. the loading (outside) bosses are forged integral with the ring body. This ensures that there is no possibility of abutment shift and consequent loss of accuracy in reading that always exists with bolted abutments. urate with stability, ensuring long life and accuracy.