Technique:Cold Drawn or Hot Rolled Thread type:STC,BTC,LTC 1>Standard: API 5CT 2>Grade: API J55, API K55, API L80, API N80, API ... 3>Outer Diameter: 60.32~508mm 4>Thickness: 4.24~16mm Application: Oil field,for casing and tubing seamless oil casing tube. 5>Special Pipe: API 6>Technique: Cold Drawn or Hot Rolled 7>Packing:Seaworthy,with plastic caps to protect both ends,bundles with strips , with oil on surfact to avoid corrosion. 8>Delivery Time:15-25 days after we received the deposit. 9>Payment Terms:T/T,L/C AT SIGHT or other item are allowed If you have any interest, please don't hesitate to contact us. Feel free to contact us if any further questions,we will serve you as soon as possible.