Q690C steel plate
Q690C steel plate
Steel plates made from Q690 material has high yield strength and tensile strength and is widely used in coal mine machinery and engineering machinery, such as hydraulic support, port cranes, flatbed trucks and so on.
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- Commodity name: Q690C steel plate
Steel plates made from Q690 material has high yield strength and tensile strength and is widely used in coal mine machinery and engineering machinery, such as hydraulic support, port cranes, flatbed trucks and so on.
Chemical Composition
Q690 Chemical Composition (%) Steel Grade Quality Grade C Si Mn P S Nb V Ti Cr Ni Cu N Mo B 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 Yield Strength (≥N/mm2); Thickness or Dia. d (mm) Standard Steel Grade Quality d≤16 16<d≤40 40<d≤63 63<d≤80 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) Elongation Standard Steel Grade Quality d≤40 40<d≤63 63<d≤80 % 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 Key words:- Q690C steel plate
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To: Tianjin Bohai Metal Company
Tianjin Bohai Metal
Tel : +86 0635 6666186
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