petroleum drill pipe

The wall thickness of heavy weight drill pipe is between drill pipe and drill collar,its structure is simliar with drill pipe.

Heavy weight drill pipe is the drill pipe with hardfacing in the middle part

Drill pipe production specifications: 2-3/8, 3-1/2, 4, 4-1/2, 5, 5-1/2, 6-5/8".
Steel grade: E75, X95, G105, S135.

standards: API 5CT/API 5L/API5DP
Grade:DZ40 DZ50 DZ55
OD:73-245M
LENGTH:5-10M

API OIL DRILL PIPE
Specifications
1.Drill Pipe
2.size from 48-1219* 4.5-1000mm
3.competitive prices ...

Application: Petrol, natural gas and coal bed gas exploitation engineering, well drilling.

Definition:
Drill pipe is hollow, thin-walled, steel or aluminium alloy piping used on drilling rigs.
It is hollow to allow drilling fluid to be

Rotary Slips can accommodate drill pipe from 2 3/8 to 5 1/2 inch(60.3-139.7mm)O. D.

Float Valve is one kind of unidirectional check valve which can be used in preventing from blowout

Xylan Coating Float Valve Cage
1.Material: 8620
2.Investment Casting
3.Xylan Coated both inside and outside
4.ISO9001:2008

Specifications
twist drill pipe/spiral drill pipes
1.OEM manufacturer
2. ISO9001
3.High Manganese Steel ...

Specifications
1.Carbon and alloy seamless steel pipes.
2.OD:14~720mm.
3.WT:2.0~120mm.
4.Package:in bundle....

This drill rod can be connected with button bits,taper bits,and cross-type bits.
Application:Tapered drill rods are used in granite and marble quar

Drill Pipe:
Accord with API 5D latest edition
Steel Grade: E-75, X-95, G-105, S-135
O. D. Range from 2"(60.3mm) to 6"(168.3mm)

It's widely used in many projects of the subway, high-speed rail ,railways, Soil Nails, Micropiles ,highways and hydropower stations.

The HDD drill pipe is the most widely used. The pipe our company produces is mainly upsetted and thicked.

--API 5DP standard
--Good quality raw material of seamless pipe
--All self made procedure
--Factory with I/E right

API 5DP drill pipe and drill rod

X95 Drill Pipe:
1. The best service
2. The quick delivery time.
3. The most competitive price

Drill pipe/rod for Horizontal Directional Drilling Rig

outside diameter: 60.3mm-168.3mm
Apply to water well drill,oil and gas drilling,geological drilling,exploration drilling
According API ISO standard.

Drill Pipe
1.OD:3 1/2,4",4 1/2",5",5 1/2"
2.Steel grade: E75,X95,G105,S135
3.Certificates : API & ISO

Good quality material base on very competitive price,and good delivery of drill pipe,profession manufactory,API 5D drill pipe.

Derun provides all type of drill pipes, include oil drill pipe, water well/geothermal well drill pipe, coalbed methane/shale gas drill pipe

We supply welded and integral heavy weight drill pipes (API 7-1); their sizes are from 3-1/2 to 6-5/8 inches.

1.Wonderful protection function
2.High efficiency, low power consumption
3.Easy to operate
4.Resonance frequency
5.Power, low-frequency,diathermic

As the main part of drill pipe power tong, suspender hydraulic cylinder is used to adjust suspension height of drill pipe power tong.

HWDP is a type of drill pipe with thick walls and collars are longer than conventional drill pipe

Specification: 25*2.5, 38*3.5, 48*4, 76*4, 89*4.5, 108*4.5, 133*4.5, 159*6, 168*8, 219*6, 273*7, 325*8, 377*10, 426*12 weight: weighing grade: 13CR

The drill pipe wiper foam balls can be loaded into drill pipe or tubing connections.
It easily passes through internal upset restrictions such as mec