مصنوعات
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، اعلی طاقت والے اسٹیلوں کا مطالعہ ان کی پیداوار نقطہ کی طاقت کو بہت بڑھانے کے لئے کیا جانا چاہئے۔ In addition, new types of steels, such as H-shaped steel (also known as wide-flange steel) and T-shaped steel, as well as profiled steel plates, are rolled to adapt to large-span structures and The need for super high-rise buildings.
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