Standard: API Standard: API 5DP Thickness: 6.45 - 12.7 mm Section Shape: Round Outer Diameter: 60.3 - 139.7 mm Place of Origin: China (Mainland) Secondary Or Not: Non-secondary Application: Drill Pipe Technique: Hot Rolled Certification: API Surface Treatment: customized Special Pipe: API Pipe Alloy Or Not: Is Alloy Grade: E75 G105 Steel Grade: X95 S135 .Packaging & Delivery Packaging Details: Export Standard Package or according to the customer's requirements Delivery Detail: 35-45days After Order Confirmrd Specifications Drill Pipe Size:2 3/8', 2 7/8',3 1/2',4',4-1/2' ,5'1/2' Grade :E75,X95,G105,S135 Operative Standard:API SPEC 5D,API SPEC 7 API 5D Drill Pipe Grade :E75,X95,G105,S135Size:2 3/8', 2 7/8',3 1/2',4',4-1/2' ,5'1/2' Operative Standard:API SPEC 5D,API SPEC 7 Main feature: A. The drill rods comply with the provisions of API SPEC D & API SPEC7. B. The grade of steel are determined according to the requirements of Group 1 & Group 3 of API SPEC 5D. C. Drill pipe joints at the same level comply with the provisions under the Standard API SPEC 7 Bestar Steel Co., Ltd., as one of the subsidiary companies under Shinestar, is a dedicated provider and exporter for high performance price ratio SMLS and welded pipes. Bestar has set up extensive international sales network covering Middle East, South & East Asia, Africa and America, etc. As one of the major exporters of OCTG and line pipe for crude oil and natural gas delivery in China, we topped the export amount of steel pipe among Hunan province in 2010 and 2011. And we will keep growing and expanding the global market. Our goal is to provide clients with professional & customized service, and become the most reliable solution in steel pipe trade. We look forward to cooperating with you! Web:www.bestarpipe.com E-mail:[email protected] Main Products : 1. Oil and Gas Transmission Pipe: OD: 10.3mm - 1016mm with wall thickness: 1.7mm - 52mm 2. OCTG Products: OD: 60.3mm - 508mm with wall thickness: 4.24mm - 16.13mm 3. Pipes for Pressure Use: OD: 6mm - 720mm with wall thickness: 1mm - 120mm 4. Machining Tube and Others: OD: 6mm - 1200mm with wall thickness: 1mm - 200mm Our main Products covers seamless carbon steel pipe ASTM 106/A53 GrB, API 5L GrB/X42/X46/X52, OCTG oil casing and tubing API 5CT J55/K55/N80/P110, OCTG drill pipe API 5DP E75/X95/G105/S135, boiler tube ASTM A179/A210/A192/A213, low temperature steel pipe ASTM A333 Gr.6, high temperature alloy steel pipe ASTM A335 P1/ P2/P5/P9/P11/P12/P22/P91.