Square Steel Tube
small diameter ERW square tube with mild steel Q235
Square Tube is one of the main steel pipes used in construction field and machinery industry. In general, square tubes can be divided into 2types : seamless & ERW . From technical pespective, it can be categoried into: cold rolled & hot formed. Standards: GB/T3094-2000, GB/T6728-2002, JISG 3466, EN10219, EN10210, ASTM A500, ——Specification Range Normal Size Dia(mm) T(mm) Dia (mm) T(mm) Dia (mm) T(mm) 30*30 2-4 120*120 2-14 250*250 8-25 40*40 2-4 125*125 2-14 255*255 8-25 50
Welded Square Tubes with heat treatment as per EN10210,200*200*20mm
Hebei Borun Steel Trade Co.,Ltd is a professional manufacturer & supplier of oil casing pipe, seamless pipe, hollow sections as well as API line pipes. With more than 15 years experince dealing with steel pipes, we are capable of providing customer steel products with good quality and reasonable prices. Square hollow section is one of the main steel pipes used in construction field and machinery industry. It can be divided into 2types : seamless & ERW . From technical