S690QL babban ƙarfin karfe farantin karfe

Sakamakon yanayin ƙarfin ƙarfi na kayan, ta amfani da S690QL zai haɓaka ƙirar ƙira mai ƙarancin ƙarfi tare da ƙara ƙarfin caji da ƙarfin kuzari.
An bayyana cikakkun bayanan fasaha na S690QL a ƙasa.
S690QL - Matsayin Matsayi
Matsayin darajar S690QL su ne kamar haka:
S = Karfe Tsari
690 = Ƙarfin yawan amfanin ƙasa (MPa)
Q = Quenching & Haushi
L = Matsakaicin zafin gwaji mara nauyi

S690QL - Haɗin Sinadari
An samar da sinadarai na S690QL a cikin tebur da ke ƙasa.

Abun ciki	Kashi %	Abun ciki	Kashi %
C	0.20	Ku	0.50
Si	0.80	Mo	0.70
Mn	1.70	Nb*	0.06
P	0.025	Ni	2.0
S	0.015	Ti*	0.05
N	0.015	V*	0.12
B	0.0050	Zr*	0.15
Cr	1.50

* Akalla kashi 0.015% na abubuwan tace hatsi suna nan. Aluminum kuma yana ɗaya daga cikin waɗannan abubuwan.

S690QL - Abubuwan Kayan Injiniya
An bayyana kaddarorin injiniyoyi na S690QL a cikin tebur da ke ƙasa.

Nadi		Kayan aikin injiniya (zazzabi na yanayi)
Sunan Karfe	Lambar Karfe	Min. Ƙarfin Haɓaka Reh MPa			Ƙarfin Ƙarfin Ƙarfi Rm MPa			Min. % elongation bayan karaya
		Kauri mara iyaka (mm)			Kauri mara iyaka (mm)
		≥3≤50	≥50 ≤100	≥100 ≤150	≥3≤50	≥50 ≤100	≥100 ≤150
S690QL	1.8931	690	650	630	770/940	760/930	710/900	14

S690QL-V Notch Tasiri Gwajin
Ana ba da cikakkun bayanan gwajin tasirin tasirin V Notch a cikin tebur da ke ƙasa.

Daraja	Misalin Hanya	@0°C	@-20°C	@-40°C	@-60°C
S690QL	Tsayi	50 J	40 J	30 J	¨C¨C
	Ketare	35 J	30 J	27 J	¨C¨C

(Lura: bayanin fasaha na sama don jagora ne kawai ¨C don takamaiman ƙayyadaddun bayanai da fatan za a duba tare da Masteel)