4J28 - GB /T 15018-1994

Grade	4J28
Corresponding Standard	GB /T 15018-1994 Designation of precision alloys
Classification	Alloy Steel

4J28 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	N	More
Minimum Value	-	-	-	-	-	27	-	-	Fe:余量
Maximum Value	0.12	0.7	1	0.02	0.02	29	0.5	0.2	Fe:余量

Approximate Comparison Table expansion alloy

China	Japan	United States	Germany	France	Russia	United Kingdom
GB	JIS	ASTM	DIN EN/DIN	NF EN/NF	GOST	BS EN/BS
4J28 (Cr28)	FR-28 FR-25 LTM 26Cr-Fe	Carpenter27 croloy27 Glass. seeling28	VaCovito25	吉里维尔O	28Х	26Cr-Fe

4J28 Corresponding Standards(Same grade name, different standards)

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