Octagonal Zinc Galvanized Karfe Hasken Wuta Tare da Farantin Tushe da Hannu Guda Kayan abuAiwatar da kayan na gaba ɗaya-manufa karfe GB/T1591-2008, Q235, Q345 amfani a kasar Sin.
Q235 kayan aiki zuwa SS400, ASTM A36. Danniya Min Haɓaka 235 Mpa.
Q345 yayi daidai da S355JR. Gr 50. Min Haɗin Haɓakawa 345 Mpa.
Yawancin lokaci muna amfani da Q235 don fitilu masu haske.
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