45H26N33S2B2

High-temperature alloy.

Used for the production of tsentrobezhnolityh tubes (casting) used in high temperature installations, plant engineering and shipbuilding and prednaznachen for further machining.

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Corrosion-resistant alloys and steels	Corrosion-resistant alloys

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	P, %	C, %	S, %	Nb, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	P, %	C, %	S, %	Nb, %
TU 5.961-111512-93	30.67–70.7	1.6–1.9	0.8–1.1	25–27	33–37	< 0.015	0.4–0.5	< 0.015	1.5–1.8

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{0.2}$$, $$MPa$$	$$\psi$$, %	d5, %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{0.2}$$, $$MPa$$	$$\psi$$, %	d5, %	Treatment
	TU 5.961-11512-93				> 441	> 245	> 10	> 10

Standards

Standard	Description
Standard	Description
TU 5.961-111512-93	TU 5.961-111512-93

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
Ni	%	Nickel
P	%	Phosphorus
C	%	Carbon
S	%	Sulfur
Nb	%	Niobium

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
d5	%	Elongation at break
$$\sigma_{0.2}$$	$$MPa$$	Tensile stress required to produce a total elongation of 0.2%
$$\sigma _{U}$$	$$MPa$$	Ultimate tensile strength
$$\psi$$	%	Reduction in cross section on fracture