The volume fraction (3.3% – 4.6%) of M7C3 carbide calculated from two-step thermokinetics corresponds to the result (3.6% – 4.8%) […]
Ball mill is the key equipment for grinding materials. It is widely used in silicate products, such as new building
1 Smelting process First, scrap steel and pig iron are added to the 500 kg acid intermediate frequency electric furnace
At present, the chemical composition of the mainstream high chromium cast iron at home and abroad are: carbon 2.4% –
The ball mill for cement industry mainly uses two kinds of wear-resistant products, namely grinding ball and lining plate. In
Micro morphology of worn surface The metallographic structure of the wear surface of the high chromium lining plate was observed
The test results show that the microstructure of the high chromium cast steel is: tempered martensite + eutectic carbide +
The composition of white corundum is α – Al2O3, its content is over 98% – 99%, the impurity is very
(1) The simulation analysis diagram of scheme I is the simulation result of solidification process of scheme I. It can
Cement rotary kiln is the main equipment of cement clinker dry process and wet process production line. Driven by the
Sand inclusion refers to that there is a layer of metal lump or sheet on the surface of the casting,
The bad spheroidization means that the spheroidization does not achieve the expected effect. The metallographic structure of poor spheroidization is:
1.Deformation Long and plate castings are easy to deform. After some castings are processed, they will deform after a period
In the thick section of the casting, at the hot spot or the axis where the final solidification takes place,
Inside, on or near the surface of the casting, there are smooth holes of different sizes, round, long and irregular
1. EPC is suitable for the production of steel castings. Some measures can be taken to produce low carbon steel
Various casting defects often occur in the production of steel castings. How to prevent these defects has always been the
The factors influencing the surface carburization of EPC steel casting include the composition of molten steel, the thickness of casting
For box type and trolley type resistance furnace plates, a high temperature tempering should be carried out before use, and
The factors influencing the surface carburization of EPC steel casting include the composition of molten steel, the thickness of casting
On the surface of the casting, all or part of the surface is covered with a layer of metal (or
Should the competent authority, in light of national conditions and practice and the provisions of this code, in consultation with
The code recognizes that requires effective safety and health system joint commitment between the authorities, employers, competent workers and their
The key point of how to maintain steel cast sculptures lies in their surroundings. They must be put in a
In the high manganese steel casting process, it inevitably exists all kinds of casting defects, such as osteoporosis, shrinkage cavity,
Many important complex parts in mechanical equipment often use casting of steel as they are solid and durable. The rough
Steel foundry is widely used in today modern industries. If we need shock resistant casting products, between the iron casting
Stainless steel casting is the steel that directly casting forming after smelting without forged. Engineering, some complicated structure and huge
Foundry steel is a kind of alloy that of iron and carbon as the main elements , the content of
Steel casting is an alloy of iron, carbon as the main elements and the carbon content of 0-2%. Steel casting
