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Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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API Iadc Recommended Make-Up Torque | Corrosion | Pipe ...
API Iadc Recommended Make-Up Torque | Corrosion | Pipe ...

Most ,drill pipe, failures are a result of fatigue. ,Drill pipe, should be routinely inspected for fatigue cracks. Notches from stencils, grooves, tong marks, junk cuts, rotation in the slips, etc. on the ,drill pipe, will accelerate fatigue failure. Remove damaged ,pipe, from the ,drill, stem immediately. Never guess at makeup ,torque,, ,pipe, grade, size ...

Drill pipe - Wikipedia
Drill pipe - Wikipedia

The ,drill, stem includes the entire ,drill, string, plus the kelly that imparts rotation and ,torque, to the ,drill pipe, at the top. See Drilling rig (petroleum) for a diagram of a drilling rig. Manufacturing Process. Modern ,drill pipe, is made from the welding of at least three separate …

Torque And Drag - Drilling Services - Netwas Group Oil
Torque And Drag - Drilling Services - Netwas Group Oil

1/2/2021, · ,Torque, will also limit the tension capability of ,drill pipe, when combined with tensile loads. There are three main ways to reduce the drag in the well; 1) change friction coefficient by changing mud system, 2) change the directional profile or 3) change the string weight or tension.

Welcome to Drill Pipe International LLC
Welcome to Drill Pipe International LLC

Drill pipe, International offers new ,drill pipe, with API threaded connections for each of the various sizes. Besides API connection, DPI provides ,pipe, with double shoulder connection (DPDS) & High ,Torque, connections (DPHT). It offers significantly improved ,torque, …

Drill Pipe Performance Sheet - Odfjell Drilling
Drill Pipe Performance Sheet - Odfjell Drilling

Performance of ,Drill Pipe, with ,Pipe, Body at Operational Max Tension ,Torque, 59,300 42,400 Applied Make-up ,Torque Drill,-,Pipe, Length Range2 0 634,100 53,300 523,700 0 704,300 35,200 632,000 (lbs/ft) (gal/ft) (gal/ft) (Bbls/ft) (in) (ft-lbs) (ft-lbs) (lbs) Recommended MUT Minimum MUT 26.58 0.41 0.88 0.0209 (least accurate) Nominal Tension Only ...

COMMAND ENHANCED TORQUE CONNECTION
COMMAND ENHANCED TORQUE CONNECTION

Available on all sizes of ,drill pipe,, heavy-weight ,drill pipe, and collars for use on work strings, slimhole drillstrings and frac strings. ™ COMMAND ENHANCED ,TORQUE CONNECTION, The CET™ ,connection, has the best in class performance and optimized operational characteristics required of high ,torque, connections to ,drill, the well designs of today.

Drill Pipe Specification Sheets - Saltire Energy
Drill Pipe Specification Sheets - Saltire Energy

Drill Pipe, Specification Sheet Downloads ,Drill Pipe, 2.875” x 10.40 lb/ft HT PAC Range 2 2.875” x 10.40 lb/ft WT 23 Range 2 2.875” x 10.40 lb/ft WT 23 Range 2 2.875” x 10.40 lb/ft WT 26 Range 2 3.500” x 15.50 lb/ft NC38 DSTJ Range 2 4.000” x 14.00 lb/ft XT39 Range 2 5.000” … ,Drill Pipe, …

whatsapp +91-9444396544 | Fluid Power Hydraulics
whatsapp +91-9444396544 | Fluid Power Hydraulics

Established in the year of 1998, Fluid Power Hydraulics is one of the leading corporation in market. The head office of our company is situated at Chennai, Tamil Nadu. We are the prominent trader, importer and dealer of Rexroth Hydraulic Valve, Rexroth Piston Pump, …

Fluid power - Wikipedia
Fluid power - Wikipedia

Jump to navigation Jump to search. Illustration of force multiplication by linked hydraulic cylinders, a fundamental feature of fluid power. Fluid power is the use of fluids under pressure to generate, control, and transmit power. Fluid power is subdivided into hydraulics using a liquid such as mineral oil or water, and pneumatics using a gas such ...

ROTARY SHOULDER HANDBOOK - NOV Inc.
ROTARY SHOULDER HANDBOOK - NOV Inc.

DRILL PIPE Drill Pipe, Proper break-in is probably the most important factor affecting the life of the tool joint connection. Here are some recommendations to follow: 1. Proper make-up ,torque, is determined by the connection type, size, OD and ID and may be found in ,torque, tables. If a ,torque, range is

whatsapp +91-9444396544 | Fluid Power Hydraulics
whatsapp +91-9444396544 | Fluid Power Hydraulics

Established in the year of 1998, Fluid Power Hydraulics is, one of the leading corporation in market., The head office of our company is situated at Chennai, Tamil Nadu. We are the prominent trader, importer and dealer of Rexroth Hydraulic Valve, Rexroth Piston Pump, Rexroth Hydraulic Pump, Seal Kit …

API Iadc Recommended Make-Up Torque | Corrosion | Pipe ...
API Iadc Recommended Make-Up Torque | Corrosion | Pipe ...

Most ,drill pipe, failures are a result of fatigue. ,Drill pipe, should be routinely inspected for fatigue cracks. Notches from stencils, grooves, tong marks, junk cuts, rotation in the slips, etc. on the ,drill pipe, will accelerate fatigue failure. Remove damaged ,pipe, from the ,drill, stem immediately. Never guess at makeup ,torque,, ,pipe, grade, size ...

ROTARY SHOULDER HANDBOOK - NOV Inc.
ROTARY SHOULDER HANDBOOK - NOV Inc.

DRILL PIPE Drill Pipe, Proper break-in is probably the most important factor affecting the life of the tool joint connection. Here are some recommendations to follow: 1. Proper make-up ,torque, is determined by the connection type, size, OD and ID and may be found in ,torque, tables. If a ,torque, range is

Drill Pipe Under-Torque: The Devil in Disguise
Drill Pipe Under-Torque: The Devil in Disguise

though proper makeup ,torque, was achieved, the ,drill pipe, will still continue to ,torque, up down hole. For example, a rig may have 70,000ft-lbs of rotary ,torque,. But if you are running 5 ½-in. FH that has a little wear on the tool joints (under 7 ¼-in. OD), then the torsional yield on that connection is only 62,900 ft-lbs.

Hydraulic Valves – Fluid Power
Hydraulic Valves – Fluid Power

ZJ series for lower ,power, (low) and high dynamic (150Hz). Improve ,hydraulic, performance and reliability. Integrated electronic driver available; Flow up to 1200L/MIN, pressure up to 350 Bar; Modular Valves. ISO, cetop 03, 05, 07, 08, subplate relief, sequence, reducing check, flow control valves and pressure compensators, flow up to 300L/MIN. Cartridge Valve

DRILL PIPE TORQUE REDUCER AND METHOD - FRANK'S ...
DRILL PIPE TORQUE REDUCER AND METHOD - FRANK'S ...

FIG. 1 illustrates a perspective, exploded view of a ,torque, reducer 100 coupled to a ,drill pipe, 102, according to an embodiment. Although described herein as being coupled to a ,drill pipe, 102, it will be appreciated that the ,torque, reducer 100 may be readily adapted for application with other types of oilfield tubulars, e.g., casing.

Drill pipe - Wikipedia
Drill pipe - Wikipedia

The ,drill, stem includes the entire ,drill, string, plus the kelly that imparts rotation and ,torque, to the ,drill pipe, at the top. See Drilling rig (petroleum) for a diagram of a drilling rig. Manufacturing Process. Modern ,drill pipe, is made from the welding of at least three separate …

Thread Compound Friction Factor | BESTOLIFE® Premium …
Thread Compound Friction Factor | BESTOLIFE® Premium …

To determine the correct amount of makeup ,torque, required for a connection, multiply the ,friction factor, by the required makeup ,torque, for connection specified in API 7G. For example, the makeup ,torque, for ,drill pipe, with 5½ x 3¼ NC50 tool joints is 21,914 ft-lb. If the ,friction factor, is 1.1, the required ,torque, to makeup the connection is:

Recommended Practice for Drill Stem Design and Operating ...
Recommended Practice for Drill Stem Design and Operating ...

in, 4.85 lb/ft, E75 ,drill pipe, with 2 3 / 8 OHLW connections the makeup ,torque, for premium class (Column 10) should be “1,723” 2 3 / 8 in, 4.85 lb/ft, E75 ,drill pipe, with 2 3 / 8 OHLW connections the makeup ,torque, for Class 2 (Column 13) should be “1,481” 2 3 / 8 in, 6.65 lb/ft, E75 ,drill pipe, with 2 / 8

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