1.2661 (38CrCoWV18-17-17)

Country	Section	Category
Country	Section	Category
Germany	Alloy Tool Steels	W excluding Groups 24, 25 and 27

Standard	Fe, %	Si, %	Mn, %	Co, %	Cr, %	V, %	P, %	C, %	S, %	Mo, %	W, %
Standard	Fe, %	Si, %	Mn, %	Co, %	Cr, %	V, %	P, %	C, %	S, %	Mo, %	W, %
EN ISO 4957	82.2–85.5	0.15–0.5	0.2–0.5	4–4.5	4–4.7	1.7–2.1	< 0.03	0.35–0.45	< 0.02	0.3–0.5	3.8–4.5

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
		annealing, soft	260

Standard	Description
Standard	Description
EN ISO 4957