Dị ka otu n'ime akụkụ ndị bụ isi nke injin ahụ, crankshaft na-arụkọ ọrụ ọnụ nke ngbanwe na-agbanwe agbanwe na ibu ndị ọzọ n'oge mmegharị ahụ. Karịsịa, fillet mgbanwe n'etiti akwụkwọ akụkọ na crank na-enwe nrụgide ọzọ na-agbanwe agbanwe, na ọnọdụ crankshaft fillet na-emekarị ka ọkpụkpụ crankshaft gbajie n'ihi oke nrụgide nrụgide. Ya mere, na nhazi crankshaft na usoro mmepụta ihe, ọ dị mkpa iji mee ka ọnọdụ crankshaft dị ike iji meziwanye arụmọrụ nke crankshaft. Mgbake fillet crankshaft na-anakwere ike ike nnabata, ọgwụgwọ nitriding, peening fillet, ịgbagharị fillet na ujo laser.

A na-eji mgbawa ọkụ na-ewepụ oxide scale, nchara, aja na ihe nkiri agba ochie na ngwaahịa igwe na nnukwu igwe na ihe nkedo nke nwere ọkpụrụkpụ nke na-erughị 2mm ma ọ bụ na-achọghị akụkụ ziri ezi na contours. Ọ bụ usoro nhicha tupu mkpuchi elu. A na-akpọkwa peening gbara égbè, nke bụ otu n'ime ụzọ ndị dị irè iji belata ike ọgwụgwụ nke akụkụ ahụ na ịbawanye ogologo ndụ.

A na-ekewa nku mgbọ n'ime ịgba egbe na ịgba aja aja. N'iji ogbugba ogbugba maka ọgwụgwọ elu, ike mmetụta dị ukwuu, na mmetụta nhicha ahụ pụtara ìhè. Otú ọ dị, ọgwụgwọ nke mkpa efere workpieces site ogbugba peening nwere ike mfe deform na workpiece, na ígwè ogbugba akụri n'elu nke workpiece (ma gbawara agbawa ma ọ bụ gbaa peening) deform metal mkpụrụ. N'ihi na Fe3O4 na Fe2O3 enweghị plasticity, ha na-apụ apụ mgbe agbajichara ya, na ihe nkiri mmanụ bụ Ihe ndabere ihe na-emezigharị n'otu oge ahụ, n'ihi ya, ọkụ ọkụ na-agba ọkụ na-agbapụ ọkụ na-agbapụ ọkụ enweghị ike wepụ kpamkpam mmanu mmanu na mpempe ọrụ na mmanu mmanu. N'ime usoro ọgwụgwọ elu dị ugbu a maka ndị na-arụ ọrụ, mmetụta kachasị mma ihicha bụ ájá ájá.