Cov khoom siv los ua Crankshaft

1. Manganese-molybdenum hlau:

• Forged crankshafts, haum rau nruab nrab-lub luag hauj lwm petrol xyaw.
• Cov khoom xyaw: 1.5% manganese, 0.3% molybdenum, 0.38% carbon, thiab 97.82% hlau.
• Brinell hardness tooj: Kwv yees li 250 BHN.

2. Chromium-molybdenum hlau:

• Siv nyob rau hauv nruab nrab thiab hnyav-duty petrol thiab diesel xyaw.
• Cov khoom xyaw: 1.2% chromium, 0.4% molybdenum, 0.3% carbon, nrog rau qhov seem yog hlau.
• Brinell hardness tooj: Nyob ib ncig ntawm 280 BHN.

3. Nickel-chromium-molybdenum hlau:

• Qhov zoo tshaj plaws rau diesel xyaw nrog lub zog qaug zog heev.
• Cov khoom xyaw: 2.5% nickel, 0.31% carbon, 0.65% chromium, 0.5% molybdenum, thiab cov hlau seem.
• Brinell hardness tooj: 300 BHN.

4. Nodular Cam khwb cia hlau:

• Ib hom grey cam khwb cia hlau nrog graphite nodules nyob rau hauv nruab nrab perlite, paub rau siab ductility.
• Muaj pes tsawg leeg: Cov ntsiab lus carbon nyob ib ncig ntawm 3-4% thiab cov ntsiab lus silicon nyob ib ncig ntawm 1.8-2.8%.
• Brinell hardness tooj: Kwv yees li 200-300 BHN.