... GB,ASTM,JIS,DIN,BS20*20*2mm-200*200*20mm 3.High quality 4.short ... term delivery 5.10 years' experience Detailed Product Description: angle bracket ... relative standards as customers' requirementsSpecifications: Material:Q235,Q345,10#,20#,ASTM A106 Gr.B,A36,SS400,st37-2Standard: ... GB,ASTM,JIS,DIN,BS20*2mm-200*200*20mmUnequal angle25*16*3mm-200 ...