Hot Rolled:�88.9�mm ~ 508�mm. Hot Expanded:�457mm ~ 914.4 mm. Cold Drawn: 10.3 mm ~ 73mm Length: 5.8m/ 6m/ 11.8m/ 12m or any fixed length as per customer request Standard:API5L/�API5CT/ASTM A53/A106/A179/ A500/A501, JIS G3441/G3444/G3454, DIN 10210/10219, DIN 17175 etc Steel Grade:20#, Q345,�A106/53B, A179, S275, S355,GR.B/X42/X46/X56,�ST44/37/ A500, J55-P110 Surface Treatment: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating. Packing:Steel Strips bundled/In Bulk, Plastic Caps connected, waterproof plastic End :Plain Ends ,Beveled End, Threaded�with couplings Application: Mainly used for high-temperature liquids transmission (water, heavy steam as well as various other high-temperature liquids), machinery, steel constructions, electricity industry, power plants etc Feel free to contact us if any further questions,we will serve you as soon as possible.