What's The Difference Between Cast Iron And Cast Steel
Both of cast iron as well as cast steel are Fe-C alloys. Because of the various content of carbon, silicon, manganese, phosphorus, sulfur as well as other chemical elements, they provide various metallographic framework and also show many different mechanical homes and also castabilities. It is normally taken into consideration that carbon web content over 2% is cast iron while has between 0.1-- 0.5% carbon is as cast steel. Let's have a look at the distinction in between steel spreadings as well as iron spreadings according to its classification and applications.
Structure of fe
Gray cast iron. High carbon material (2.7% ~ 4.0%). Gray cast iron is the most widely used actors iron consisting of flake graphite (accountancy for more than 80% of the total production of cast iron). Carbon is mainly in the form of flake graphite, grey tinted, uses low melting point (1145 ~ 1250 ℃) and small contraction during solidification, close to carbon steel in compressive strength and hardness, great shock absorption, used for producing equipment tool bed, cyndrical tube, box and also various other architectural parts.
Vermicular cast iron. It got from grey cast iron after vermicular treatment. Its precipitated graphite is vermicular shaped, between flake rock and also spheroid. Its chemical framework resembles that of gray actors iron, its mechanical buildings are similar to that of cast iron, and its castabities are between gray cast iron and also nodular cast iron.
Can be used in making cars components.
Ductile iron. The nodular graphite obtained by spheroidization as wldsteel.com well as inoculation form grey actors iron water is called ductile cast iron, which is a sort of high-strength cast iron with extensive homes near that of steel and has a wide application in commercial areas. It has higher stamina, better toughness and also plasticity than regular gray actors iron.
Used in the manufacture of interior burning engines, car components and agricultural equipment.
Cast steel is iron-carbon alloy with carbon material below 2.11%. Cast steel has great thorough efficiency, weld-ability and also workability, but it has negative shake-suction and also spreading performance contrasted to cast iron. Cast steel can be separated into cast carbon steel, cast low alloy steel as well as cast special steel according to chemical component structure.
Cast carbon steel. Cast steel with carbon as the major alloying component and a small amount of various other aspects. It can be split into casting reduced carbon steel (containing carbon much less than 0.2%), casting medium carbon steel (including carbon 0.2% ~ 0.5%), casting high carbon steel (consisting of carbon more than 0.5%). Its toughness as well as solidity rise with the boost of carbon material. Cast carbon steel has a higher stamina, plasticity and also sturdiness, affordable, made use of in hefty machinery used to produce a huge tons of components, such as rolling equipment structure, hydraulic press base; manufacture of hefty effect bearing parts such as pillows, side frameworks, wheels and also combinings on train vehicles.
Cast low alloy steel. Cast steel including manganese, chromium, copper and other alloying elements (total amount less than 5%). It has greater impact sturdiness as well as can acquire better mechanical properties through warmth therapy. Casting low alloy steel has much better efficiency than carbon steel, which can reduce the top quality of components and also enhance the service life.
Casting special steel. Alloy cast steel improved for unique needs. It generally includes a high quantity of several alloying components to acquire a specific home. As an example, high manganese steel including manganese 11% ~ 14% can stand up to effect wear, mostly made use of in mining machinery, construction equipment wear parts; All sort of stainless steels with chromium or chrome-nickel as the primary alloying aspect are utilized for components that are corroded or work at heat above 650 ℃, such as shutoff body, pump, container or steam generator covering of large capacity power station for chemical industry.
As a whole, cast iron has reduced elongation, shrinking and effect strength than cast steel ， its compressive strength as well as seismic resistance are likewise far better than cast steel ； Cast iron is commonly less expensive while raw steel is much more costly deo to a lot more worldly prices, power, and labor required to produce an end product. The primary benefit of cast steel is the design flexibility, which enables it's suitable for complex shapes and also hollow cross-section components. They have their own advantages and disadvantages, so which ought to be picked that depends the application and their physical properties.