06Cr15Ni25Ti2MoAlVB S51525 0Cr15Ni25Ti2MoAlVB - GB /T 1221-2007

Grade	06Cr15Ni25Ti2MoAlVB
China ISC	S51525
Old Grade
Corresponding Standard	GB /T 1221-2007 Heat-Resistant Steel Bars
Classification	Precipitation-Hardening Stainless Steel
Properties	Corrosion Resistance Machinability

06Cr15Ni25Ti2MoAlVB Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	Ti	V	B	Al
Minimum Value	-	-	-	-	-	13.5	24	1	1.9	0.1	0.001	-
Maximum Value	0.08	1	2	0.04	0.03	16	27	1.5	2.35	0.5	0.01	0.35

06Cr15Ni25Ti2MoAlVB Mechanical Properties

diameter d mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
d≤75 (solution + aging)	≥900	≥590	≥15	≥248

1 Approximate Comparison Table Heat-Resistant Stainless Steel

2 Approximate Comparison Table Stainless Steels for Cold Heading and Cold Extruding

China		Japan	United States		International Organization for Standardization		European Standard
GB	ISC	JIS	ASTM/AISI	UNS	ISO	Numerical Grade	EN	Numerical Grade
06Cr15Ni25Ti2MoAlVB (0Cr15Ni25Ti2MoAlVB)	S51525	SUH660	660	S66286	X6NiCrTiMoVB25-15-2	4980-662-86-X	X6NiCrTiMoVB25-15-2	1.4980

06Cr15Ni25Ti2MoAlVB Corresponding Standards(Same grade name, different standards)

1	GB /T 20878-2007
	06Cr15Ni25Ti2MoAlVB S51525 (0Cr15Ni25Ti2MoAlVB)
2	GB /T 1221-2007
	06Cr15Ni25Ti2MoAlVB S51525 (0Cr15Ni25Ti2MoAlVB)
3	GB /T 4238-2015
	06Cr15Ni25Ti2MoAlVB S51525 (0Cr15Ni25Ti2MoAlVB)
4	NB /T 20008.12-2010
	06Cr15Ni25Ti2MoAlVB
5	GB /T 41157.3-2022
	06Cr15Ni25Ti2MoAlVB 660
6	GB /T 20878-2024
	06Cr15Ni25Ti2MoAlVB S51525 (0Cr15Ni25Ti2MoAlVB)

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