heavy wall drill pipe

Brand Name:Longway

Place of Origin:China

... DTH hammer, the supporting drilling tool system mainly includes a double-wall drill pipe. In addition to the through-hole DTH hammer used to achieve the impact effect, a reverse circulation drill bit, a dual-channel faucet, and other auxiliary tools are

Brand Name:Unique

Model Number:UCRB

Place of Origin:Hunan, China

... concrete from soil contamination water filtering and to avoid any possible concrete quality corruption. Tremie pipes are made of quality drawn steel plates in order to guarantee high resistance elements.Pipes section can be connected by two kinds of

Brand Name:Hongbao

Model Number:HBOWD-2

Place of Origin:China

... for extreme geothermal well drilling. Its superior tensile strength, torsional resistance, and fatigue durability withstand high-temperature environments (200-400°C), corrosive brines, and abrasive formations. The heavy-wall design ensures exceptional

Model Number:All types

Place of Origin:China

...collar material according to SY/T 5146-1997,thick-walled pipe called integral heavy weight drill pipe was developed to provided a gradual transition from the heavy drill collars to the relatively light weight drill pipe. This intermediate weight pipe has a

Place of Origin:China

Brand Name:SHUGUANG

...wall pipe. There is extra long EU tool joints on the two ends and long EU in the middle part, with the function of drill collar and drill pipe. Since the transition from the drill collar to the drill pipe section drastic changes , bending stress concentrates on the drill pipes. Therefore HWDP between drill collar and drill pipe...

Brand Name:ROSCHEN

Model Number:4 1/2inch

Place of Origin:CHINA

Heavy Weight Drill Pipe 4 1/2inch 41.8 Lb ft NC-46 Connection HWDP is used as a transitional stiffness section, typically between the stiff and rigid drill collars and the relatively light and flexible drill pipe joints to reduce fatigue failures directly above the bottom hole assembly. A Heavy Weight Drill Pipe (HWDP) looks like a normal drill pipe except for an upset centered along the tube which helps to prevent excessive buckling. Its wall

Country/Region:china

...heavy weight drill pipe is manufactured from AISI 4145H modified material according to API 7-1,thick-walled pipe called integral heavy weight drill pipe was developed to provided a gradual transition from the heavy drill collars to the relatively light weight drill pipe. This intermediate weight pipe has a wall thickness of approximately, and helps prevent stress concentration at the top of the drill collars. It also allows you to drill

Brand Name:MIROC

Model Number:Oil Drill Pipe

Place of Origin:China

... quality low carbon steel to ensure good resistance to strengthen and tensile,friction welded to ensure the adapter and pipe connect tightly as a whole set the cyclic extrusion-compression ensure reliable pipe In DTH drilling, the rock drilling bit is a

Brand Name:Lake

Model Number:All models

Place of Origin:China

...Heavy weight drill pipe Product Description HWDP Description The Heavy Weight Drill Pipe is made from one piece of AISI 4145H solid bar, fully heat-treated, all physical properties confirm with API Spec.7 Latest Editions. API Non-mag Heavy Weight Drill Pipe The wear-resistance hardbanding is standard on tool joints connections and central upset. Hardbanding is made by an automatic machine after preheating the pipe

Brand Name:MTH

Model Number:89mm diameter

Place of Origin:CHINA

...Heavy Weight Drill Pipe for DTH Rock Drilling Product description: In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length. DTH drill pipes are widely used in mining,geothermal and all kinds of DTH rock drilling

Brand Name:HuiChi (HC)

Model Number:HWDP Series

Place of Origin:China

...bottom hole device at the bottom of the well. In order to strengthen the connection strength between the pipe body and the joint, the two ends of the drill pipe body are upset and thickened. The API standard divides the thickening form into three types:

Brand Name:MIROC

Model Number:DTH Drill Pipe

Place of Origin:China

...double drill pipe or Dual Wall drill pipe. It consists of two layers of inner and outer drill pipes (called inner pipe and outer pipe). The inner and outer pipes constitute an annular gap, which is a channel for pumping the flushing medium to the bottom of

Brand Name:GLORYTEK

Model Number:127mm

Place of Origin:China

...). An annular gap is formed between the inner and outer pipes, which is a channel for pumping flushing medium to the bottom of the hole during hydraulic rock drilling and central sampling drilling. The central hole of the inner pipe is fixed as a whole to

Brand Name:TORICH

Model Number:ASTM A513-2007

Place of Origin:China,zhejiang

... pipe that is used in several applications due to its durability and strength. In this article, we will discuss the material, specification, chemical composition, mechanical properties, steel grade, and applications of ST37 15Mo3 C45 Heavy Wall Steel Pipe.

Brand Name:DINGSCO

Model Number:According to customers' requests

Place of Origin:China

...Heavy Weight Drill Pipe (NMHWDP) Features: Non-Magnetic Material: Constructed from non-magnetic alloys, typically non-magnetic stainless steel, to prevent magnetic interference with downhole electronic instruments. Increased Wall Thickness: Thicker walls compared to standard drill pipes...

Brand Name:COMMAND

Model Number:DRILL TOOLS

Place of Origin:TIANJIN ,CHINA

... as various impactors and hammer bit API standard, with high torsion resistance drill pipe, mainly used in the construction of water wells, deep wells, horizontal wells and large displacement wells in the process of oil and gas exploration and development.

Place of Origin:China

Brand Name:Tantu

Model Number:Tantu141227

...Drill Pipe/Oil Casing Drilling Pipe/API 5DP Drill Pipe by Tantu NC50 API Drill Pipe by Tantu Oil Drill Pipe & Water Well Drill Pipe Flat Drill Pipe & Geological Drill Pipe Non-dig Drill Pipe & Drilling Joints OUR JOB IS TO SERVE... KEY WORDS: Drill pipe 114.3 x 8.56 mm G-105, NC50-168, 3x95, 3mm standard API SPEC 5; group strength (steel grade) G-105 API 5DP 127 *9.19mm drill pipe *G105* NC50 We can supply all kinds of drill

Place of Origin:Jiyuan, China (Mainland)

Brand Name:KY

... Drilling Stabilizer Lifting Subs For Heavy Weight Drill Pipe Applications: The three rollers stabilizer is an important tool for oil, gas and geology exploration drilling engineering to prevent well deflection. Drill collars, heavy weight drill pipe and ...