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45 # xaashi bir ah oo kulul
45 # xaashi bir ah oo kulul
45 # xaashi bir ah oo kulul
45 # xaashi bir ah oo kulul

45 # xaashi bir ah oo kulul

45# waa darajo bir ah, bir dhismeed kaarboon ah oo tayadeedu sareyso, una dhiganta heerka S45C ee Japan, halbeega Ameerika: 1045, iyo heerka Jarmalka C45. Dabeecaddeedu waa in ay leedahay awood sare iyo iska caabin qallafsanaan marka loo eego birta A3 ee caadiga ah.
hordhaca alaabta
Habka daawaynta kulaylka ee lagu taliyey ee 45 birta lagu qeexay heerka GB/T699-1999 ayaa caadi ka dhigaya 850°C, deminaya 840°C, iyo kulaylka 600°C. Waxqabadka la gaaray waa awoodda wax-soo-saarka ≥355MPa
Heerka GB / T699-1999 wuxuu qeexayaa in xoogga xajinta ee 45 birta ay tahay 600MPa, xoogga wax-soo-saarka waa 355MPa, heerka dhererka waa 16%, hoos u dhigista aagga waa 40%.
Codsiga
No. 45 birta ayaa si weyn loogu isticmaalaa mishiinada, marka aan kulaylka lagu daweyn: HB≤229; daaweynta kulaylka: caadiyeyn; tamarta saamaynta: Aku≥39J; xoog sare, caag wanaagsan iyo adayg, 45 # bir saxan ka dib demin iyada oo aan xanaaqin, engegnaanta ayaa ka weyn HRC55 (Ilaa HRC62) ayaa u qalma. Ka dib daaweynta kulaylka iyo xanaaqa, waxay gaari kartaa HRC42-46, taas oo aan hubin karin oo kaliya sifooyinkeeda farsamo ee wanaagsan, laakiin sidoo kale waxay helaysaa shuruudaha adag ee dusha sare. Waxaa loo isticmaalaa in lagu sameeyo hagaajinta qayb yar oo u adkeysan karta culeysyo waaweyn. Qaybaha tayada leh iyo qaybo waaweyn oo caadi ah oo leh walbahaar yar, iyo sidoo kale qaybo adag oo dusha sare ah oo aan u baahnayn xoogga sare ee asaasiga ah, sida talooyinka, dhejisyada hagaha, saacadaha saacadaha iyo qaybaha kale.
Qalab: bir afar gees ah oo been abuur ah
Dhexroorka: 100mm-1000mm
Dhererka: 2000mm-12000mm toosan: 3mm / M ugu badnaan;
bar labajibbaaran
Habka: EAF + LF + VD + Daawaynta Kulaylka (ikhtiyaar)
Xaaladda keenista: Foorno kulul + Mashiinno qallafsan (oog madow kadib Q/T)+ La rogay (ikhtiyaar)
Waqtiga dirida: 30-45 maalmood
MOQ: 20 tan
Daaweynta kulaylka: Caadiyan / la tirtiray / Demiyay / xanaaqay
Saamiga been abuurka ah: aan ka yarayn 3:1
Xogta Farsamada: Marka loo eego shuruudaha macmiilka ee Halabuurka Kiimikada, Qalabka Jirka iyo Tijaabada Makaanikada
Tijaabi: Baaritaanka Ultrasonic sida ku cad SEP 1921-84 G3 C /c
Calaamadayn: Darajo, kulaylka NO. dhererka waxaa lagu shaabadayn doonaa hal bar kasta oo leh midabka loo baahan yahay
Lacag bixinta 30% ka hor TT; Isku-dheellitir lacag bixinta ka hor shixnadda ka dhanka ah dukumeentiyada rarida ama LC-ga aan laga noqon karin marka la eego
Codsiga: Qaybaha culayska taagan iyo kuwa firfircoon ee baabuurta, matoorada iyo mishiinada. Qaybo ka mid ah qaybaha waaweyn ee isgoysyada, shafka, geerka.
Xogta farsamada
Darajo Dia(mm) C Si Mn P S Ni Cu 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

Guryaha makaanikada
Awood soo saarista σs /MPa (>=) Xoog xajin σb /MPa (>=) Dheeraynta
δ5 /% (>>)
Dhimista
aagga ψ /% (>=)
Hardness HBS
≥355 ≥600 ≥16 ≥40 ≤197

Tilmaamaha C45 steel

1, Bir qaab dhismeedka kaarboon dhexdhexaad ah

2, Awood sare iyo mashiin

3, Adayg wanaagsan, caag iyo caabbinta naaxinta

4, Caadi ahaan loo isticmaalo xaaladaha la demiyo iyo kuwa xanaaqsan ama caadiga ah

4, Codsiyada Caadiga ah

1, Si ballaaran loo isticmaalo wax soo saarka mashiinka

2, Qaybaha usheeda dhexe

3, Shaabada dhinta sawirida qaybaha hagaajinta iyo adkaanta



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