galvanized square hollow section tube 1)outer diameter : 15*15mm-400*400mm 2)wall thickness: 1.3mm-14.5mm
square pipe : 1.outside size:20mm*20mm-400mm*400mm 2.material:Q195, Q215, Q235, Q345, ST37, ST52 and so on.
square pipe size:10*10-600*600 thickness:0.6-30.0mm length:3-17m surface:black,oiled,painted,galvanized
Square Steel Tube 1)Commodity Specification:Sqare Steel Pipes 2)Material:Q195-Q235 3)Standards:GB/T6728-2002 or
ERW Tube/Steel Welded Pipe/Steel Tube OD:20~219mm WT:1.2~12mm ASTM A53 BS1387 GB/T3092
1. tube joint , pipe 2. Item QWML-7 3. Material-- ASA 4. Has excellent weather resistence 5. Color-- ivory white, white
1)We can produce everything about metal parts according to your drawings. 2)We have experienced in hardware nearly ten years.
Welded stainless steel tubes, ASME SA249, ASTM A249, EN10217-7, Bright Annealed, Annealed & Pickled.
thin thickness, small diameter strict quality control professional manufacturing competitive price, best service Welcome!