12m ERW Black Painted Square Hollow Steel Tubes

12m erw black painted square hollow steel tubes black painted square tube picture detail: details: material q195 q215 q235 q345 astm a500 gr.b. , astm a 36 gr. B, jis g3466 din en10210,  din en10219 etc length 1m-5.8m length in 20' container, 6-12m length in 40' container or by bulk vessel ends plain surface treatment 1.bare   2. Anti-rust oil    3. Pre-galvanized, hot dipped galvanized   4.black painted (varnish coating)    5. 3pe or as per buyer's requirement technique erw   usage industry structure, motorbike and automobile, ornamental, medical equipment, sport equipment and home furniture. Section shape square , rectangular moq 5mtons delivery within 20 working days after receipt the down payment. Payment terms tt, lc at sight or negotiation packing standard seaworthy packaging or as customers` requirements inspection with hydraulic testing, eddy current , infrared test, bv, sgs or as customer`s requirements certificate iso 9001, bv, sgs, soncap, saso etc advantages 1.reasonable price with excellent quality 2.abundant stock and prompt delivery 3.rich supply and export experience, sincere service 4.reliable forwarder, 2-hour away from port. Others 1) special design available according to requirement   2) pipe can be necked down, punching hole on pipe wall   3) pipe fittings, elbows are available.   4) all production process are under the iso9001: 2000 strictly our advantages 1.