1.Standard: AISI, ASTM, BS, DIN, GB, JIS 2.Size:30*3 40*4 50*5 3.lengh: ... ,Q345,Q420,Q460,ss400,A36.... stable in performance,good surfaceEqual angle steel:size: 20mm-200mmlength: 6m,9m,12mmterial:Q195,Q235,Q345,Q420 ... me.This is our contact information:Company Name: Qingdao Woersen Steel Pipe Co., Ltd. Street Address: No. 266, Chongqing South Road ...