1.7378 (7CrMoVTiB10-10)

Country	Section	Category
Country	Section	Category
Germany	Structural, Pressure Vessel and Engineering Steels	Cr-Mo with Mo ≥ 0.35%

Standard	Fe, %	Si, %	B, %	Mn, %	Cr, %	Ti, %	V, %	Al, %	P, %	C, %	S, %	Mo, %	N, %
Standard	Fe, %	Si, %	B, %	Mn, %	Cr, %	Ti, %	V, %	Al, %	P, %	C, %	S, %	Mo, %	N, %
	94.583–96.1485	0.15–0.45	0.0015–0.007	0.3–0.7	2.2–2.6	0.05–0.1	0.2–0.3	< 0.02	< 0.02	0.05–0.1	< 0.01	0.9–1.1	< 0.01

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{0.2}$$, $$MPa$$	$$\epsilon_L$$, %	$$\epsilon_T$$, %	$$KV_{L}$$, $$J$$	$$KV_{T}$$, $$J$$	Treatment
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	565–840		17	15	40	27
		< 16		Hardening, normalization		450
		16–60		Hardening, normalization		430

Parameter	Units of measurement	Description
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)