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Q690C irin awo
Q690C irin awo
Q690C irin awo
Q690C irin awo

Q690C irin awo

Awọn abọ irin ti a ṣe lati inu ohun elo Q690 ni agbara ikore giga ati agbara fifẹ ati pe a lo ni lilo pupọ ni awọn ẹrọ mii eedu ati ẹrọ ẹrọ, gẹgẹbi atilẹyin hydraulic, awọn cranes ibudo, awọn oko nla alapin ati bẹbẹ lọ.
Kemikali Tiwqn
Akopọ Kemikali Q690 (%)
Irin ite Didara ite C Si Mn P S Nb V Ti Kr Ni 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 Ini
Agbara Ikore Q690 (≥N/mm2); Sisanra tabi Dia. d (mm)
Standard Irin ite Didara 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
Agbara Fifẹ Q690 (N/mm2); d (mm) Ilọsiwaju
Standard Irin ite Didara 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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