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Kunyumba > Zogulitsa > Chipinda chachitsulo > Hight Strength Low Alloy Steel
Q690C mbale yachitsulo
Q690C mbale yachitsulo
Q690C mbale yachitsulo
Q690C mbale yachitsulo

Q690C mbale yachitsulo

Ma mbale achitsulo opangidwa kuchokera ku Q690 ali ndi mphamvu zokolola zambiri komanso mphamvu zolimba ndipo amagwiritsidwa ntchito kwambiri m'makina a mgodi wa malasha ndi makina a uinjiniya, monga thandizo la hydraulic, cranes zapadoko, magalimoto okwera ndi zina zotero.
Chemical Composition
Q690 Chemical Composition (%)
Kalasi yachitsulo Kalasi Yabwino C Si Mn P S Nb V Ti Cr Ndi Ku 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 Kuchuluka kwa Zokolola (≥N/mm2); Makulidwe kapena Dia. d (mm)
Standard Kalasi yachitsulo Ubwino 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 Mphamvu (N/mm2); d (mm) Elongation
Standard Kalasi yachitsulo Ubwino 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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