HN58V (EP795)

Sv oborud-e in p-rakh nitric to — you, in hydrofluorocarbon etching p-rah. Etching baths. Welding by electrodes FH-13, FH-26.

for welded structures operating in nitric acid solutions in the presence ftorionov

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, %	W, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	P, %	C, %	S, %	W, %
GOST 5632-72	< 0.8	< 0.15	< 1	39–41	55.493–60.5	< 0.015	< 0.03	< 0.012	0.5–1.5

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Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\sigma_{P}$ , $MPa$	$\epsilon_L$ , %	Treatment
Sheet	GOST 24982-81				740	345–390	35	Hardening of 1050-1090 ° C

Standards

Standard	Description
Standard	Description
GOST 5632-72
GOST 3239-81
TU 14-131-756-88
TU 14-1-4362-87
TU 14-1-4363-87
TU 14-1-2715-79
TU 14-131-224-75
GOST 24982-81
GOST 5632-14

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
W	%	Tungsten

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\sigma_{P}$	$MPa$	Proportionality limit
$\epsilon_L$	%	Elongation at break (longitudinal)