.CASTING SIGN: HT250/G3000

2.CHEMICAL COMPOSITION(%):

C:3.1~3.4 Si:1.9~2.3 Mn: 0.6~0.9

3.METALIC-PHOTOGRAPHE:

PEARLITE >95%

CEMENTITE <1%

 AGRAPHIT >85%

4.MECHNICAL PROPERTY: TENSILE STRENGTH>210N/mm2

5.HARDNESS: 187~241