By visiting this site, you accept the use of cookies. More about our cookie policy.

Cast iron CHVG45

Designation

Name The value
Designation GOST Cyrillic ЧВГ45
Designation GOST Latin ChBG45
Transliteration ChVG45
The chemical elements -

Description

Cast iron CHVG45 used: for the manufacture of parts operating under significant mechanical stress, in conditions of friction, wear, hidrocapital, and in case of high cyclic thermal loads; buildings helical gears; pistons and liners of internal combustion engines (ice); the housings of the hydraulic equipment of high pressure; the eccentric gears.

Standards

Name Code Standards
Cast iron В11 GOST 28394-89

Chemical composition

Standard C S P Mn Cr Si Fe Cu Mg
GOST 28394-89 3.1-3.5 ≤0.025 ≤0.05 0.8-1.2 ≤0.3 2-2.5 The rest 0.8-1 0.02-0.028
Fe is the basis.
According to GOST 28394-89, the chemical composition is given for pig iron grade ЧVG45. The residual content of the sum of rare-earth elements (REM) in cast iron should be in the range of 0.10-0.20%. For the production of wear-resistant and heat-resistant pearlitic HRG, it is permissible to alloy cast iron of the grade ЧVG45 with nickel 0,80-1,20% and molybdenum 0,20-0,40%.

Mechanical characteristics

Section, mm sT|s0,2, MPa σB, MPa d Brinell hardness number, MPa
Cast iron in the cast state or after heat treatment in the state of delivery according to GOST 28394-89
≥380 ≥450 ≥0.8 190-250
Given the influence of the wall thickness of the casting on the mechanical properties of CGI according to GOST 28394-89
10 - ≥450 ≥3.8 ≥190
100 - ≥350 ≥2.5 ≥160
20 - ≥420 ≥3.5 ≥180
30 - ≥400 ≥3 ≥170
50 - ≥380 ≥2.8 ≥160

Description mechanical marks

Name Description
Section Section
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σB Limit short-term strength
d Elongation after rupture

Physical characteristics

Temperature Е, ГПа r, кг/м3 l, Вт/(м · °С) a, 10-6 1/°С
20 140-170 7300 37-41 -
100 - - - 12-14

A description of the physical symbols

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
С Specific heat

Our consultant will save your time

+49(1516) 758 59 40
Telegram:
WhatsApp:

Subscription

Special offers and discounts. :)