
Nkọwa ngwaahịa: Anyị na-emepụta akụkụ piston dị elu ọkachamara maka onye na-emepụta ihe na-agba agba agba na Europe. Ihe eji eme ihe maka akụkụ ahụ bụ 1.4112 igwe anaghị agba nchara. 1.4112 bụ igwe anaghị agba nchara nke carbon martensitic nwere ike siri ike, akwa akwa akwa ...
Nkọwa ngwaahịa:
Anyị na-emepụta akụkụ mgbapụta piston dị elu ọkachamara maka onye na-emepụta ihe na-agba agba agba ama ama na Europe. Ihe eji eme ihe maka akụkụ ahụ bụ 1.4112 igwe anaghị agba nchara. 1.4112 bụ igwe anaghị agba nchara nke carbon martensitic nwere ike siri ike, akwa mkpuchi mkpuchi na ezigbo nguzogide corrosion. A na-arụpụta akụkụ nke valvụ nrụgide a site na usoro nkedo nkenke nke furu efu na ọ dị mkpa ka a na-enyocha ikuku ikuku na ule nrụgide mgbe emechara ya.
Ihe mejupụtara ihe na ihe nrụnye akụrụngwa:
1.4112 igwe anaghị agba nchara tebụl mejupụtara
| Ngwakọta kemịkalụ | |||||||||
| Ihe | C | Mo | Cr | V | Si | P | S | Mn | Fe |
| Pasent(%) | 0.85-0.95 | 0.9-1.3 | 17.9-19.0 | 0.07-0.12 | ≤ 1.0 | ≤ 0.04 | ≤ 0.03 | ≤ 1.0 | Bal. |
Ngwongwo igwe:
Ike nkwụsị (TS): ≥590 MPa
Ike Mpụta (Y.S): ≥245 MPa
Ogologo oge (E.L): ≥15%
Brinell ike ike (HB): 230 - 255
Mgbe ọgwụgwọ okpomọkụ gasịrị, akụrụngwa akụrụngwa nke ihe ga-agbanwe nke ukwuu. Isi ike nwere ike iru 58-60 HRC, ike ntanye nwere ike iru 750-950 MPa, na ike mkpụrụ nwere ike gafere 550 MPa.