45# na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ

Usoro ọgwụgwọ okpomọkụ akwadoro maka ígwè 45 akọwapụtara na ọkọlọtọ GB/T699-1999 na-eme ka ọ dị mma na 850 ° C, na-emenyụ na 840 ° C, na-ekpo ọkụ na 600 ° C. Arụmọrụ enwetara bụ ike ≥355MPa
Ụkpụrụ GB / T699-1999 na-egosi na ike nkwụsị nke 45 ígwè bụ 600MPa, ike mkpụrụ bụ 355MPa, elongation ọnụego bụ 16%, na mbelata nke mpaghara bụ 40%.
Ngwa
A na-eji ígwè 45 eme ihe n'ọtụtụ ebe na igwe, mgbe ọ na-adịghị ekpo ọkụ: HB≤229; ọgwụgwọ okpomọkụ: normalizing; ike mmetụta: Aku≥39J; ike dị elu, ezigbo plasticity na ike siri ike, 45 # ígwè efere mgbe ọ kwụsịrị na-enweghị iwe, ike siri ike karịa HRC55 (Ruo HRC62) ruru eru. Mgbe ọgwụgwọ okpomọkụ na iwe ọkụ gasịrị, ọ nwere ike iru HRC42-46, nke nwere ike ọ bụghị naanị hụ na akụrụngwa ya dị mma, kamakwa nweta ihe siri ike chọrọ nke elu. A na-eji ya eme mgbanwe nke obere akụkụ nke nwere ike iguzogide ibu buru ibu. Akụkụ dị mma na akụkụ buru ibu nke nwere obere nrụgide, yana akụkụ ndị siri ike nke elu na-achọghị ike isi dị elu, dị ka ndụmọdụ, akwụkwọ ntuziaka, aka elekere na ihe ndị ọzọ.

Ihe:	aruuru square mmanya mmanya
Dayameta:	100mm-1000mm
Ogologo:	2000mm-12000mm kwụ ọtọ: 3mm / M max; square mmanya.100-1000mm, blocks nha ruo 800*1000mm
Usoro:	EAF + LF + VD + Egbodoro + Ọgwụgwọ ọkụ (nhọrọ)
Ọnọdụ nnyefe:	Akpụkpọọ nkụ na-ekpo ọkụ + siri ike igwe (elu ojii mgbe Q/T) + tụgharịrị (nhọrọ)
Oge Mbuga ozi:	30-45 ụbọchị
MOQ:	tọn 20
Ọgwụgwọ okpomọkụ:	Haziri / Annealed / Wepụ / iwe ọkụ
Oke arụpụtara:	ọ dịghị ihe na-erughị 3:1
Data nka nka:	Dị ka ndị ahịa chọrọ nke Chemical mejupụtara, Physical Properties and Mechanical Testing
Nwalee:	Nnwale Ultrasonic dị ka SEP 1921-84 G3 C/c
Ịka akara:	Ọkwa, okpomọkụ NO. ogologo ga-stampụ otu mmanya ọ bụla nwere agba achọrọ
Ụgwọ:	30% n'ihu site na TT; Ntuzi ugwo tupu mbupu megide akwụkwọ mbupu ma ọ bụ LC a na-apụghị ịgbagha agbagha na anya
Ngwa:	Ihe ndị na-emesi ike n'ụzọ kwụ ọtọ maka ụgbọ ala, injinia na igwe. Maka akụkụ nke akụkụ obe buru ibu, crankshafts, gears.

Ọkwa	Dia(mm)	C	Si	Mn	P	S	Ni	Ku	Cr
20	18-600	0.17-0.23	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.30	≤0.25	≤0.25
45	20-600	0.42-0.50	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.30	≤0.25	≤0.25

Ngwa igwe

Ike mpụta σs /MPa (>=)	Ike tensile σb/MPa (>=)	Ogologo oge δ5/% (>=)	Mbelata mpaghara ψ/% (>=)	Isi ike HBS
≥355	≥600	≥16	≥40	≤197

Atụmatụ nke C45 ígwè

1, Ọkara carbon structural ígwè

2, Akwa ike na machinability

3, Ezi ike, plasticity na abrasion iguzogide

4, A na-ejikarị emenyụ na iwe ma ọ bụ ọnọdụ nkịtị

4, Ngwa a na-ahụkarị

1, A na-ejikarị eme ihe n'ichepụta igwe

2, Maka akụkụ aro

3, Stamping anwụ ịbịaru akụkụ mmezi na hardfacing