An overview of torque tool calibration

Torque tools provide vital assurance that bolts are the right tightness. Their readings, however, are not foolproof, and can drift out of tolerance over time. The engineering solution – torque tool recalibration – has become much more difficult since the revision of the ISO standard on the subject was published four years ago, reports Will Dalrymple
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New EDPM material developed for aerospace seals

Freudenberg Sealing Technologies has begun manufacturing seals made from a new ethylene propylene diene monomer material that successfully addresses a significant challenge in the aerospace industry – hydraulic seal leakage at high altitudes and low temperatures.
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