Cov Khoom Siv KhoomEuropean Txuj Hlau Hlau1.8159Tus Qauv Sib Tham

Cais homCov Hlau Dav HlauUa yeeb yamDaim ntawv51crrvrv4 yog ib ntu qib siab dua, siv los ua cov ntu loj ntawm cov khoom tseem ceeb thiab kev ua haujlwm ntsuas kub thiab kev ua haujlwm rau German hom 50cr4 (1.8159) thiab cov khoom lag luam Fabkis 51CRV4

51crrv4 tshuaj lom neeg cov ntsiab lus (%)

Ib feem		Si	Mn	P		Cr	V	ntau dua
Yam Tsawg Nqi	0.47	-	0.7	-	-	0.9		CU + 10SN ± 0.6%
Ntau tus nqi	0.55	0.4	1.1	0.025	0.025	1.2	0.25

51crrv 500 Cov Khoom Siv Neeg Kho Tshuab

Kev Kho Cua Sov lossis Mob			%	%	HBW	J
+ Qt		≥1200		≥30	-	≥8
		-	-			-
+ A		-		-		-
+ AC	-			-	Ult230	-

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