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Bahay > Mga produkto > Steel Plate > Mataas na Lakas Mababang Alloy Steel
Q690C steel plate
Q690C steel plate
Q690C steel plate
Q690C steel plate

Q690C steel plate

Ang mga steel plate na gawa sa materyal na Q690 ay may mataas na yield strength at tensile strength at malawakang ginagamit sa coal mine machinery at engineering machinery, tulad ng hydraulic support, port cranes, flatbed truck at iba pa.
Komposisyong kemikal
Q690 Komposisyon ng Kemikal (%)
Marka ng Bakal Marka ng Kalidad C Si Mn P S Nb V Ti Cr Ni Cu N Mo B Sinabi ni Al
Q690 Q690C ≤ 0.18 ≤ 0.60 ≤ 2.00 ≤0.030 ≤0.030 ≤ 0.11 ≤ 0.12 ≤ 0.20 ≤ 1.00 ≤ 0.80 ≤ 0.80 ≤ 0.015 ≤ 0.30 ≤ 0.004 ≥ 0.015
Q690D ≤0.030 ≤0.025
Q690E ≤0.025 ≤0.020
Mechanical Property
Q690 Lakas ng Yield (≥N/mm2); Kapal o Dia. d (mm)
Pamantayan Marka ng Bakal Kalidad d≤16 16 40 63
GB/T 1591 – 2008 Q690 C, D, E 690 670 660 640
GB/T 1591 – 2018 Q690M C, D, E 690 680 670 650
Q690 Tensile Strength (N/mm2); d (mm) Pagpahaba
Pamantayan Marka ng Bakal Kalidad d≤40 40 63 %
GB/T 1591 – 2008 Q690 C, D, E 770-940 750-920 730-900 ≥14
GB/T 1591 – 2018 Q690M C, D, E 770-940 750-920 730-900 ≥14
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