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Mechanical properties of gray cast iron

Publisher: Wuxi Yongsheng Metals Goods Co.,Ltd. Release Time:2015/10/11 19:10:00 Clicks:1688 Close

  (1), the organization and graphite gray cast iron mechanical properties and the matrix form related. Gray cast iron in the flake graphite matrix serious split in graphite could easily lead to stress concentration at sharp corners, so that the tensile strength of gray iron castings, ductility and toughness far lower than steel, but considerable compressive strength and steel, are also commonly used Mechanical properties of cast iron in the worst cast iron. Meanwhile, the matrix structure but also on the gray cast iron mechanical properties must influence the ferrite matrix of gray cast iron graphite flakes thick, strength and hardness minimum, so the application is less; pearlite matrix of gray cast iron graphite sheet fine, a higher strength and hardness, is mainly used to manufacture castings more important; a ferrite pearlite gray iron matrix graphite sheet thicker than the pearlite gray iron large performance than pearlite gray cast iron. Therefore, many in the industry are using gray cast iron pearlite matrix.
(2) Experimental study of the large cross section (thickness greater than 120mm) Ductile iron metallurgical factors and the corresponding measures to the production process. With the right amount of ytirium composite Nodulizer, forced cooling, solidification, delayed breeding, if necessary, add small amount of antimony, bismuth and so prevents the central portion of graphite ductile iron distortion and osteoporosis and other organizations, have been successfully fabricated 38 tons of large and complex structure, 17.5 tons heavy diesel engine body section is 805mm ductile iron rolls and the like.
 Horizontal continuous casting ductile iron pipe and ductile iron profiles. Determination of the proportion of rare earth magnesium ductile iron, thermal, electromagnetic and other physical properties of graphite and studied the influence of the matrix organization of ductile iron binding properties of metallurgical criteria. Systematically measured ferrite ductile at room temperature, low temperature, static and dynamic conditions of various properties. In addition, we study the stress-strain properties of rare earth magnesium ductile iron, small energy repeated impact resistance and fracture toughness, and began to be used to guide production. Ductile iron gear combined with the application, but also systematically studied the bending fatigue strength and contact fatigue strength ductile cast iron, ductile iron gears and pitting, spalling mechanism and so on.
Name: Precision Casting Cabinet parts
Type: force structure
Model: 40Cr steel
Brand: Yong Sheng Precision Casting
Customization: can be formulated with customer demand
Item Number: YSMP
Description: Hardware Tools Casting
Casting process: investment casting
Material: carbon steel casting, carbon steel casting

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