S-Ni22

For details of pumps, valves, compressors, bushings, housings of turbochargers, exhaust piping details.

Classification

Country	Section	Category
CIS, Russia, Ukraine	Cast iron	Nickel cast iron

Chemical composition

Standard	Fe, %	Si, %	Mn, %	Cr, %	Cu, %	Ni, %	P, %	C, %
GOST 7769-82	66.42–76.5	1–3	1.5–2.5	< 0.5	< 0.5	21–24	< 0.08	< 3

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Physical characteristics

Temperature, °C	$$E\cdot 10^{9}$$, $$MPa$$
20	0.98

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$$\sigma _{U}$$, $$MPa$$	$$\sigma_{P}$$, $$MPa$$	$$\epsilon_L$$, %	Treatment
Casting	GOST 7769-82				370–440	170–250	30

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
	GOST 7769-82		130–170

Standards

Standard	Description
GOST 7769-82

Description of chemical elements

Element	Units of measurement	Description
Fe	%	Iron
Si	%	Silicon
Mn	%	Manganese
Cr	%	Chrome
Cu	%	Copper
Ni	%	Nickel
P	%	Phosphorus
C	%	Carbon

Description of physical characteristics

Parameter	Units of measurement	Description
$$E\cdot 10^{9}$$	$$MPa$$	Elastic modulus

Description of mechanical properties

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