Alloyed Steel

Steel Grade	GOST	Analogs	Fraction of total mass of elements, %
Steel Grade	GOST	Analogs	C	Si	Mn	P	S	Cr	Mo	Ni	V	Co
25ChSGA	GOST 4543–71		0.22...0.28	0.9...1.2	0.8...1.1	0.035	0.035	0.8...1.1	—	—	—	—
30ChSGA	GOST 4543–71		0.28...0.34	0.9...1.2	0.8...1.1	0.035	0.035	0.8...1.1	—	—	—	—
12ChNMFA	GOST 11268–76		0.09...0.16	0.17...0.37	0.3...0.7	0.025	0.025	1.9...2.4	0.35...0.45	0.8...1.2	0.18...0.28	—
19Ch2NMFA	GOST 11268–76		0.16...0.23	0.17...0.37	0.3...0.7	0.025	0.025	1.9...2.4	0.35...0.45	0.8...1.2	0.18...0.28	—
21Ch2NMFA	GOST 11268–76		0.19...0.23	0.17...0.37	0.3...0.7	0.025	0.025	1.9...2.4	0.35...0.45	0.8...1.2	0.18...0.28	—
7ChNMFB	TU 14–19–145–94		0.68...0.78	0.15...0.35	0.3...0.6	0.015	0.01	0.4...0.7	0.15...0.3	0.3...0.5	0.15...0.3	≤ 0.3
5N1A	TU 14–19–145–94		0.46...0.54	0.17...0.37	0.5...0.8	0.015	0.01	≤ 0.3	—	1.4...1.7	—	≤ 0.3

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