Material:
Spring steel Hardness: 48÷52 HRC 485÷545 HV SURFACE FINISHES Phosphated and oiled Blackened and oiled Manufacturer's choice Example of designation: ring type HM 15 IMPILATI |
d1=shaft diameter
d2=groove diameter d3=inner diameter in the unstressed state d4=external diameter in the unstressed state s=thickness |
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