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Q690C ipu uamea
Q690C ipu uamea
Q690C ipu uamea
Q690C ipu uamea

Q690C ipu uamea

O paʻu uʻamea e faia mai le Q690 mea e maua ai le malosi maualuga ma le malosi faʻamalosi ma e masani ona faʻaaogaina i le koale mine masini ma masini inisinia, e pei o le hydraulic support, port cranes, taʻavale mafolafola ma isi.
Fa'asu'esu'ega o vaila'au
Q690 Tulaga Fa'ama'i (%)
Vasega uamea Tulaga Tulaga 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
Meatotino Fa'ainisinia
Q690 Malosi e maua mai (≥N/mm2); Mafiafia po'o le Tia. o (mm)
Tulaga Vasega uamea Tulaga lelei 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 Malosi Tetele (N/mm2); o (mm) Fa'aumiumi
Tulaga Vasega uamea Tulaga lelei 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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