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Lehae > Lihlahisoa > Letlapa la tšepe > Hight Strength Low Alloy Steel

Q420A poleiti ea tšepe

Sebopeho sa tšepe se entsoeng ka tšepe Q420A se sebelisoa haholo-holo bakeng sa ho etsa limela tsa fektheri, mechine e tloaelehileng ea ho haha ​​​​le ea kaho le lisebelisoa. Matla a thata a tšepe ea tšepe e tlaase Q420A e ka hare ho 520-680 Mpa, 'me matla a fokolang a lihlahisoa ke 420Mpa bakeng sa botenya bo lekanang le ka tlase ho 16mm.
Sebopeho sa Lik'hemik'hale
Lintho tse ka sehloohong tsa lik'hemik'hale tsa Q420A
C Si Mong P S V Nb Ti Kr Ni
0.20 0.55 1.00-1.70 0.045 0.045 0.02-0.20 0.015-0.060 0.02-0.20 0.40 0.70
Thepa ea Mechini
Botenya (mm)
Q420A ≤ 16 > 16 ≤ 35 > 35 ≤ 50 >50
Matla a tlhahiso (≥Mpa) 420 400 380 360
Tensile strength (Mpa) 520-680
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