65Mn na-ekpo ọkụ akpọrepu ígwè gburugburu ogwe

65Mn steel bụ ọkwa ọkwa mmiri nke GB nke China, Manganese (Mn) na-eme ka ike sie ike, yabụ ike, ike, elasticity na ike siri ike dị elu karịa nke igwe 65 #, mana ọ nwere mmetụta oke ọkụ na iwe ọkụ. Ịmenyụ mmiri na-emekarị ka ọkpụkpụ. Steeti annealed nwere ezigbo igwe, plasticity nrụrụ oyi dị ala, yana weldability adịghị mma.
A na-eji 65Mn elu carbon steel eme ihe n'ichepụta isi iyi dị iche iche nke obere akụkụ dị larịị, isi iyi okirikiri, ọrụ elekere, wdg.

Ngwakọta kemịkalụ

Tebụlụ dị n'okpuru na-edepụta ihe mejupụtara kemịkalụ carbon steel dị nde 65 dabere na nyocha okpomọkụ.

Ngwakọta kemịkalụ,%
Ọkọlọtọ	Ọkwa	C	Si	Mn	P, ≤	S, ≤	Cr, ≤	Mba, ≤	Ku, ≤
GB /T 1222	65 nde	0.62-0.70	0.17-0.37	0.90-1.20	0.030	0.030	0.25	0.35	0.25

65Mn Akụrụngwa

Njupụta: 7.85 g/cm3

		Nrụ ọrụ igwe
Ọkọlọtọ	Ọkwa	Ike tensile, MPa, ≥	Ike Mpụta, MPa, ≥	Mgbatị, %, ≥	Mbelata na Mpaghara, %, ≥	Brinell Hardness, HBW, ≤
GB /T 1222	65 nde	980	785	8.0	30	302

Ihe ndetu: Ogwe nwere dayameta na ogologo akụkụ nke na-erughị 80 mm na nchara dị larịị na ọkpụrụkpụ nke na-erughị 40 mm.

Nkọwapụta ọgwụgwọ okpomọkụ

		Ọgwụgwọ okpomọkụ
Ọkọlọtọ	Ọkwa	Okpomọkụ na-emenyụ, Celsius C	Ọkara na-emenyụ	Okpomọkụ na-ekpo ọkụ, Celsius C
GB /T 1222	65 nde	830 ± 20	Mmanụ	540 ± 20

Usoro nkwụsịtụ: okpomọkụ na-ekpo ọkụ (860 ± 10) Celsius C, nchekwa ọkụ maka 45-60min, ọkụ ọkụ na-ekpo ọkụ na (750 ± 10) Celsius C, nchekwa ọkụ maka 3-3.5h, na ọkụ ọkụ na-ekpo ọkụ na 650-660 °C, mgbe ahụ. na-ajụ oyi n'ọkụ ma ọ bụ na-ajụ oyi ngwa ngwa n'olulu nchekwa okpomọkụ.