Correlation between Austempered Ductile Iron and its tensile properties
Several tensile test bars with the sizes of Φ 7mm × 90mm, Φ 12mm × 100mm and Φ 17mm × […]
Several tensile test bars with the sizes of Φ 7mm × 90mm, Φ 12mm × 100mm and Φ 17mm × […]
Several samples with diameter of 7 mm are taken from the Φ 50 mm ductile iron test bar for isothermal
The as cast microstructure of ductile iron with modulus Ms = 1.25cm is 6.0% pearlite + 94.0% ferrite. Several samples
For austempered ductile iron, the carbon content in high temperature austenite and retained austenite has a significant effect on the
Effect of as cast microstructure on hardness of Austempered Ductile Iron The hardness test results of Austempered Ductile Iron with
(1) EPMA analysis of carbon content in austenite of ductile iron ① The effects of austenitizing temperature and austenitizing holding
The drawing shows SEM photos of tensile fracture morphology of Austempered Ductile Iron with different austempering process parameters. It can
By strictly controlling the chemical composition, melting process, spheroidizing inoculation process and casting modulus of nodular iron, high-quality nodular iron
The figure shows the secondary electron image of tensile fracture of Austempered Ductile Iron with different wall thickness treated at
Heat treatment is usually used in strengthening and toughening treatment of ductile iron. The heating temperature of most heat treatment
The drawing shows SEM pictures of tensile fracture surface of Austempered Ductile Iron with different as cast microstructure after treatment
In terms of molten iron melting and spheroidizing treatment, Shen Yonghua has produced high-quality Austempered Ductile Iron blanks by using
The percentage of pearlite in as cast ductile iron with MS = 0.25 cm, Ms = 0.50 cm, Ms =
It is the first time in our country to austemper the rare earth magnesium nodular iron at lower temperature and
The combination of high strength, good toughness, high specific strength, good wear resistance and high fatigue strength of austempered ductile
Krzy ń ska a analysis by transmission electron microscopy (TEM) shows that the ferrite in acicular ferrite in ADI is
Fig. 1, Fig. 2 and Fig. 3 show the linear scanning position and energy spectrum test results of carbon element
The research of Austempered Ductile Iron in the world began in the 60s of last century At the end of
Fig. 1 and Fig. 2 show the transmission electron micrograph and selected area electron diffraction pattern calibration of the austenite
As a key factor affecting the microstructure and properties of austempered ductile iron, the range of isothermal quenching temperature (TA)
After austenitizing treatment and isothermal transformation, the microstructure of ductile iron has changed obviously. Figure 1 shows the microstructure of
The austenitizing and isothermal transformation treatment was carried out on several samples taken from Φ 50 mm ductile iron test
The increase of austenitizing temperature (t γ) and the prolongation of austenitizing holding time (t γ) can increase the solid
The small fluctuation range of chemical composition, especially the content of C, Si, Mn, P, s, re and Mg, is
The quality of ductile iron blank is the key to prepare high performance ADI material. The more graphite spheres are
Austempered Ductile Iron material standard American, European, Japanese and Chinese Austempered Ductile Iron grades and performance standards. The publication and
Isothermal transformation of ductile iron The specific process of Austempering is as follows: the nodular iron castings are heated to
The excellent properties of austempered ductile iron are closely related to its unique microstructure. The typical matrix structure of austempered