• Standards: JIS G3441, GB 9948-2006 and API 5CT
• Grades: 10 to 45#, API J55-API P110
• Thickness: 5.21 to 22.22mm
• Section shape: round
• Outer diameter: 114.3 to 508mm
• Technique: hot-rolled
• Special pipe: API
• API 5CT/5L, SGS and API certified
• Application: for gas, water, oil conveying in petroleum and nature gas industries
• Packaging detail: in bundles or in loose or seaworthy packing or as per customers' requirement
• If  you are interest,please contact me,my name is ailsa,my e-mail is ailsa@hbnsd.com  SKYPE:qulinna1  MSN:ailsahappy@hotmail  Yahoo:ailsa_qu@yahoo.com
• At last,welcome to visite our factory.