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日标角钢20mm*20mm 25mm*25mm 日标角钢30mm*30mm 38mm*38mm 日标角钢40mm*40mm 45mm*45mm 日标角钢50mm*50mm 56mm*56mm 日标角钢60mm*60mm 65mm*65mm 日标角钢70mm*70mm 75mm*75mm 日标角钢80mm*80mm 90mm*90mm 日标角钢100mm*100mm 110mm*110mm 日标角钢120mm*120mm 125mm*125mm 日标角钢140mm*140mm 160mm*160mm 日标角钢180mm*180mm 200mm*20mm 日标角钢75mm*40mm 100mm*65mm 日标角钢100mm*75mm *7mm－12mm 日标角钢150*90*8mm－12mm 日标角钢160*100*10mm-14mm 日标角钢125*80*7mm-12mm 日标角钢200*100*10mm-15mm 日标角钢150*75*9-12mm 日标角钢200*125*12-16mm 还有更多规格欢迎来电详谈：