45# zafi birgima karfe sheet

Tsarin maganin zafi da aka ba da shawarar don karfe 45 da aka ƙayyade a cikin GB/T699-1999 ma'auni yana daidaitawa a 850 ° C, yana kashewa a 840 ° C, da zafi a 600 ° C. Ayyukan da aka samu shine ƙarfin samarwa ≥355MPa
Matsayin GB / T699-1999 ya nuna cewa ƙarfin ƙarfin 45 na ƙarfe shine 600MPa, ƙarfin yawan amfanin ƙasa shine 355MPa, ƙimar elongation shine 16%, kuma raguwar yanki shine 40%.
Aikace-aikace
No. 45 karfe ana amfani dashi sosai a cikin injina, lokacin da ba a kula da zafi ba: HB≤229; zafi magani: normalizing; tasiri makamashi: Aku≥39J; high ƙarfi, mai kyau roba da taurin, 45 # karfe farantin bayan quenching ba tare da tempering, da taurin ne mafi girma fiye da HRC55 (Har to HRC62) ne m. Bayan zafi magani da tempering, zai iya isa HRC42-46, wanda ba zai iya kawai tabbatar da kyau inji Properties, amma kuma samun taurin bukatun na surface. Ana amfani da shi don yin ƙananan gyare-gyaren sashe wanda zai iya tsayayya da manyan kaya. Ingantattun sassa da manyan sassa na al'ada tare da ƙarancin damuwa, haka kuma ɓangarorin masu taurare waɗanda ba sa buƙatar babban ƙarfin gaske, kamar tukwici, posts jagora, hannayen agogo da sauran abubuwan haɗin gwiwa.

Abu:	ƙirƙira square karfe mashaya
Diamita:	100mm-1000mm
Tsawon:	2000mm-12000mm Madaidaici: 3mm / M max; square bar.100-1000mm, tubalan masu girma dabam har zuwa 800*1000mm
Tsari:	EAF + LF + VD + Ƙirƙirar Jiyya + Zafi (na zaɓi)
Yanayin bayarwa:	Zafafan ƙirƙira + Ƙarƙashin injin (baƙar fata bayan Q/T)+ An Juya (na zaɓi)
Lokacin Bayarwa:	30-45 kwanaki
MOQ:	tan 20
Maganin zafi:	An daidaita / An daidaita / An kashe / mai fushi
Ƙirƙirar rabo:	ba kasa da 3: 1
Bayanan Fasaha:	Dangane da buƙatun abokin ciniki na Haɗin Sinadarai, Abubuwan Jiki da Gwajin Injini
Gwaji:	Gwajin Ultrasonic bisa ga SEP 1921-84 G3 C /c
Alama:	Daraja, zafi NO. Tsawon za a yi tambari ɗaya kowace mashaya tare da launi da ake buƙata
Biya:	30% gaba ta TT; Ma'auni na biyan kuɗi kafin jigilar kaya akan takaddun jigilar kaya ko LC da ba za a iya sokewa ba a gani
Aikace-aikace:	Abubuwan da aka ƙulla a tsaye da ƙarfi don abubuwan hawa, injuna da injuna. Don sassan manyan sassan giciye, crankshafts, gears.

Daraja	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

Kayan aikin injiniya

Ƙarfin Haɓaka σs /MPa (>=)	Ƙarfin ƙarfi σb /MPa (>=)	Tsawaitawa δ5 /% (>>)	Ragewar yanki ψ/% (>=)	Hardness HBS
≥355	≥ 600	≥16	≥40	≤197

Siffofin C45 karfe

1, Medium carbon tsarin karfe

2, Babban ƙarfi da injina

3, Kyakkyawan tauri, filastik da juriya abrasion

4, Yawanci ana amfani da shi a cikin quenched da tempered ko al'ada yanayi

4,Tsarin Aikace-aikace

1, Yadu amfani da inji masana'antu

2, Domin shaft sassa

3, Stamping mutu zane sassa gyara da hardfacing