1.Integral HWDP
2.Welded HWDP
- Integral or Welded Heavy Weight Drill Pipe.
- HWDP manufactured as per API 7
- Material : AISI 4145H Modified alloy steel
- Tool Joints used in manufacture of DP are as per API 7.
- Size : 3 ½”, 4 ½”, 5” & 5 ½”.
- Mechanical Properties and Dimensional Reports submitted. Third Inspection can be arranged and report will be sent direct to Customers.
- Integral Heavy Weight Drill Pipe is made from one piece of AISI 4145H solid bar, fully heat treated, all physical properties conform to API Spec 7 latest edition. It can easily solve problems arising in vertical holes in soft formation by replacing part of the drill collars.
Infinite Oilfield Pvt Ltd. heavy weight drill pipe is the industry standard for an intermediate weight drill stem member, and is available in standard, spiraled and non-magnetic designs, making it useful in a number of applications. It shares its dimensions with standard drill pipe for easier handling. Our heavy weight drill pipe carries a unique center upset or wear pad to increase tube life while reducing hole drag and differential sticking problems.
All tool joints exceed API requirements, and all threading is performed in accordance with API Spec 7. Our hardbanding is applied based on our customers specifications and requirements. Tungsten carbide and casing-friendly hardbanding options are also available upon request. Grade identification grooves are applied to API RP7G specifications, or to meet any specific requirements.
Features and Options
API Stress Relief Features (SRF)
The pin stress relief groove and box boreback features increase connection flexibility and reduce sress concentration, thereby reducing the frequency of fatigue failures.
Phosphate Coating
All drill pipe connections are coated with a durable phosphate coating that inhibits corrosion resistance, and prevents shoulder and thread galling.
Internal Plastic Coating
An internal plastic coating option is available upon request.
Hardbanding
Various optional hardbanding materials are available including Arnco 300XT and tungsten carbide
Heavy Weight Drill Pipe Dimensions - Standard and Spiraled