Home / Standards / GB 9788-88 GB 9788-88 Hot-rolled unequal-leg angles—Dimensions, shape, weight and tolerances 热轧不等边角钢 尺寸、外形、重量及允许偏差 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A