Matériau: Barre de fonte grise à coulée continue GG25 / GG30
Taille: OD20-450mm
Coupe transversale: ronde, carrée, rectangulaire ...
Material Grade | Chemical Composition (%) | Tensile Strength(Mpa) | Hardness(HB) | ||||
C | Si | Mn | P | S | |||
GG25 | 2.6-3.5 | 2.2-3.0 | 0.5-0.8 | ≤0.07 | ≤0.03 | 230-300 | 170-230 |
GG30 | 2.6-3.5 | 2.2-3.2 | 0.6-1.2 | ≤0.07 | ≤0.03 | 280-350 | 200-240 |