440A, 440B, 440C

Zvinhu zvakajairika pane ese 440 masimbi:

• 16-18% chromium
• 1% Manganese
• 1% nesilicon
• 0.75% Molybdenum
• 0.04% Phosphorus
• 0.03% sarufa
• Chimwe chikamu cheCarbon

440A simbi

• 0.6-0.75% Carbon

440B simbi

• 0.75-0.95% Carbon

440C simbi

• 0.95-1.20% Carbon