440A, 440B, 440C

Lintho tse tloaelehileng ho litšepe tsohle tse 440:

• 16-18% chromium
• 1% ea manganese
• 1% silicon
• 0.75% Molybdenum
• 0.04% Phosphorus
• 0.03% sebabole
• Liphesente tse ling tsa Carbon

440A tšepe

• 0.6-0.75% Carbon

440B tšepe

• 0.75-0.95% Carbon

440C tšepe

• 0.95-1.20% Carbon