Answer
Igipimo cyimpeshyi $ K $ kuri Multi-Turn Crest-to-Crest umuraba isoko ikomoka kumyumvire ya beam ikoreshwa mubice bigoramye. Byerekanwe nka $ K = \ frac {E b t ^ 3 N} {D_m ^ 3 n} \ inshuro \ frac {ID} {OD} $, aho $ E $ ari Modulus ya Nyamwasa, $ b $ ni urukuta rwa radiyo, $ t $ ni umubyimba, $ N $ ni umubare w’imipfunda, $ n $ ni umubare w’impinduka, na $ D_m $ ni ukuvuga. Kugirango uburinganire bwuburinganire, ibikorwa bikora $ S $ bigomba kubarwa ukoresheje $ S = \ frac {3 \ pi P D_m} {4 N b t ^ 2} $, aho $ P $ ari umutwaro usabwa. Mubikorwa byindege, mubisanzwe twibanda kumikorere ikora munsi ya 80 kwijana ryingufu ntoya kuri 17-7PH CH900 kugirango twirinde kunanirwa umunaniro imburagihe.