1.8201

Country	Section	Category
Germany	Structural, Pressure Vessel and Engineering Steels	Cr-Mo-W, Cr-Mo-W-V

Standard	Fe, %	Si, %	B, %	Mn, %	Cr, %	Ti, %	V, %	Al, %	P, %	C, %	S, %	Nb, %	Mo, %	N, %	W, %
	93.673–96.234	< 0.5	0.001–0.006	0.1–0.6	1.9–2.6	0.005–0.006	0.2–0.3	< 0.03	< 0.03	0.04–0.1	< 0.01	0.02–0.08	0.05–0.3	< 0.015	1.45–1.75

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{0.2}$$, $$MPa$$	$$\epsilon_L$$, %	$$\epsilon_T$$, %	$$KV_{L}$$, $$J$$	$$KV_{T}$$, $$J$$	Treatment
				Hardening, normalization	510–740	400	20	18	40	27

Parameter	Units of measurement	Description
$$\sigma_{0.2}$$	$$MPa$$	Tensile stress required to produce a total elongation of 0.2%
$$\sigma _{U}$$	$$MPa$$	Ultimate tensile strength
$$\epsilon_L$$	%	Elongation at break (longitudinal)
$$\epsilon_T$$	%	Elongation at break (transverse)
$$KV_{L}$$	$$J$$	Impact energy (longitudinal)
$$KV_{T}$$	$$J$$	Impact energy (transverse)