ihe 40cr

40Cr bụ GB ọkọlọtọ nchara nọmba na China, na 40Cr ígwè bụ otu n'ime ndị kasị ọtụtụ ebe eji ígwè na n'ibu n'ichepụta Industry.It nwere ezi keukwu n'ibu Njirimara, ezi ala okpomọkụ mmetụta siri ike na ala notch sensitivity.Good ígwè hardening, mgbe mmiri quench hardening ka Ф 28 ~ 60 mm, mgbe mmanụ quenching hardening ka ígwè Ф0 kwesịrị ekwesị maka ígwè Ф0. na elu ugboro quenching.Mgbe ike bụ 174 ~ 229HB, ndị ikwu machinability bụ 60% The ígwè bụ adabara na-eme ka ọkara – sized plastic ebu.

Ọkara carbon tempered ígwè, oyi heading die steel.The ígwè bụ nke agafeghị oke price, mfe hazie na ike nweta ụfọdụ siri ike, plasticity na abrasion eguzogide mgbe kwesịrị ekwesị okpomọkụ ọgwụgwọ.Normalizing nwere ike melite ọnwụ arụmọrụ nke oghere site n'ịkwalite microstructure nnụcha na-eru nso na nha nha steeti.Tempered na 550 ~ 570 ígwè nwere ihe kasị mma n'ibu. dị elu karịa 45 ígwè, adabara elu ugboro quenching, ọkụ quenching na ndị ọzọ elu hardening ọgwụgwọ.

Akụkụ aro bụ otu n'ime akụkụ ndị a na-ahụkarị na-ezutekarị na machines.It a na-ejikarị na-akwado ihe ndị na-ebufe ihe, nyefe torque na load.Akụkụ akụkụ na-atụgharị akụkụ ahụ, ogologo ya ka ukwuu karịa dayameta, n'ozuzu ya mejupụtara concentric aro cylindrical elu, conical elu, esịtidem oghere na eri na kwekọrọ ekwekọ ọgwụgwụ surface. Dị ka akụkụ dị iche iche nke optical ihe owuwu nwere ike kewara n'ime oghere ihe owuwu, nzọụkwụ nwere ike kewara n'ime oghere oghere, nke nwere ike kewaa akụkụ dị iche iche nke oghere ihe owuwu. na crankshaft.

https://www.china-bolt-pin.com/factory-bolts-for-1d-46378h-5772-hex-bolt.html

40Cr bụ ihe a na-ahụkarị nke akụkụ osisi. Ọ bụ ọnụ ala na ike inwe mma ọnwụ arụmọrụ mgbe quenching na tempering (ma ọ bụ normalizing), na ike inwe elu keukwu n'ibu Njirimara dị ka ike na ike. Mgbe quenching, elu ike ike iru 45 ~ 52HRC.

A na-eji 40Cr eme ihe n'ichepụta igwe. Nke a na ụdị ígwè nwere ezi n'ibu Njirimara.This bụ a ọkara carbon alloy ígwè na ezi quenching arụmọrụ, 40Cr nwere ike obi tara mmiri ka HRC45 ~ 52. Ya mere, ma ọ bụrụ na elu hardness kwesịrị ka mma na elu n'ibu Njirimara nke 40Cr na-atụ anya na-webata n'ime play, elu elu-frequency quenching ọgwụgwọ na-mgbe rụrụ mgbe na ike ọgwụgwụ nke ọnọdụ 40C na-eme ka ọ bụrụ na a na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-edozi ahụ. 55-58hrc, iji nweta ike elu elu achọrọ ma nọgide na-enwe obi ike dị mma.