65mn YB / T 5058-2005 Caij Nplooj Ntoos Hlav Hlau Hlau Manufacturers

65mn Caij Nplooj Hlav Caij Nplooj Hlav Hlau Hlau yog ib qho kev kho mob caij nplooj hlav, tom qab txias kos duab tawv, thaum tswj hwm qhov qee yam hloov tau yooj yim thiab cov vacuity.

Cov Khoom Siv Khoom	65mn
Tus Qauv Sib Tham
Cais tawm
	Hardness yooj yim tshuab luam ntawv zog tsis muaj zog
	Txias Rolled Steel Sawb
Cov lus qhia	Lub Caij Nplooj Hlav Txuas

65mn Caij Nplooj Ntoos Hlav Steel Hlau tseem muaj cov hnav tsis kam, corrosion tsis kam thiab nkees ua tau ruaj khov nyob rau hauv ib puag ncig hnyav.

	C	Si	Mn	P	S			CU
Yam Tsawg Nqi	0.62		0.9	-	-	-	-	-
Ntau tus nqi		0.37	1.2	0.035	0.035	0.25	0.25	0.25

Tshuab Ntau Lawm

Cov txheej txheem ntau lawm ntawm 65mn Caij nplooj ntoos hlav Steel hlau muaj ntau cov kev txuas xws li cov khoom siv raw npaj, smelting, kev kho cua, kos duab thiab kho kom sov.

65mn cov khoom siv mecha tshuab

lub hli	MPa	%
	I≤635	≥20
T> 1.5, annealed steel sawb	≤735	≥15
Chilled Steel Sawb	735 ~ 1175

Piv txwv ntawm cov tshuab ua haujlwm nrawm nrawm

65mn (GB 1222/4358/3525; Qee cov khoom lag luam tiav los ntawm YB 5058
		Kev Kawm Ua Haujlwm	kev qhia tshwj xeeb
CONICAL xauv tshuab ntxhua khaub ncaws rau cov sib txoos	GB 9074.28-1988	40 ~ 50hrc
Lub Caij Nplooj Hlav Hluav Taws Xob	GB 9074.26-1988	42 ~ 50hrc	2.5 ~ 12
Teraped Serrated xauv washer		40 ~ 50hrc	3 ~ 5
Elastic so tsev rau ncej	GB 894.1-1986	47 ~ 54hrc
Hlau khaws nplhaib ntiv nplhaib	GB 895.2-1986		4 ~ 35
Qhov nrog hlau nplhaib			7 ~ 65 65
Elastic so rau lub qhov	GB 893.1 / .2	47 ~ 54 HRC / 44 ~ 51 HRC	3 ~ 200
Txheem Lub Caij Nplooj Hlav Hluav Taws Xob	GB 93-1987	42 ~ 50hrc	2 ~ 27
	GB 955-1987	40 ~ 50hrc	3 ~ 12
	GB 860-1987	-
	GB 805-1988	30 ~ 40hrc	6 ~ 48

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Tiv tauj peb nrog cov lus nug