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Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory
Quality 4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes factory

4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes

Basic Properties
Place of Origin: China
Brand Name: Pipeway
Certification: ISO9001/TS16949
Model Number: BQ,NQ,HQ,PQ
Trading Properties
Minimum Order Quantity: 500kg
Price: Negotiation
Supply Ability: 2000tons per month
Tags

steel drill pipe

circular steel tube

heavy weight drill pipe
Product Summary
4130+SR Wire-Line Diamond Core Drill rods,Drill inner pipes,drill outer pipes Pipeway Specially in manufacturing cold drawn precision Seamless wire line Drill Pipes for Geological Exploration Seamless Drill Pipes BQ/NQ/HQ/PQ,and the inner pipes and outer casing tubes.We have the steel grade level ...

Product Details

Highlight:

Wireline Seamless Drill Tubes

,

HQ Drill Inner Pipes

,

4130 SR Wireline Drill Rods
Steel Grade: 4130+SR 30CrMnSiA
Size: BQ,NQ,HQ,PQ
Threaded: Drilling Pipes Without Thread
Surface: Black Phosphated,smooth Surface
Materials: Seamless Cold Drawn Alloy Steel Tubes
Delivery Time: 45 Days
Casing: AW, BW, NW, HW, HWT, PW
Application: Wireline Diamond Core Drilling Pipes
Product Description

4130+SR Wire-Line Diamond Core Drill rods,Drill inner pipes,drill outer pipes

Pipeway Specially in manufacturing cold drawn precision Seamless wire line Drill Pipes for Geological

Exploration Seamless Drill Pipes BQ/NQ/HQ/PQ,and the inner pipes and outer casing tubes.We have the steel grade

level XJY600,XJY750,XJY850,XJY950,BL850,BL950.

The detail seamless steel pipes of materials:SAE4130,45MnMoB,30CrMnSiA,SAE4140

SPECIFICATIONS: A519 Seamless mechanical tubing for drill rods.


1).BQ,NQ,HQ DRILL PIPES DIMENSION AND TOLERANCES (IN MM)

 

name outer diameter, mm inner diameter, mm wall of the pipe, mm Length, mm scope of application
Pipe 57х6

57,15+0,20

57,15+0,25

46,04-0,20

46,04-0,25

 5,555* 3550

Production of outer pipe В

 
Pipe 73х6

73,03+0,25

73,03+0,25

60,53-0,25

60,53-0,25

 6,25* 3550 Production of outer pipe N
Pipe 92х7

92,08+0,25

92,08+0,38

77,79-0,25

77,79-0,38

 7,145* 3600 Production of outer pipe H
Pipe 117,4х7

117,42+0,25

117,42+0,38

103,20-0,25

103,20-0,38

 7,11* 3600 Production of outer pipe P
Pipe 43х2,5

42,86+0,20

42,86+0,25

38,10-0,20

38,10-0,25

 2,38* 3250 Production of inner pipeВ
Pipe 55,6х3

55,56+0,20

55,56+0,25

50,01-0,20

50,01-0,20

 2,775* 3250 Production of inner pipe N
Pipe 73х3

73,03+0,20

73,03+0,25

66,93-0,20

66,93-0,25

 3,05* 3250 Production of inner pipe H
Pipe 95,4х3,5

95,40+0,25

95,40+0,38

88,90-0,25

88,90-0,38

 3,25* 3250 Production of inner pipe P
　Q series drill pipes Conditions Size mm Quantity, units Weight kg/pcs Length, mm
BQ drill pipe Quenched and Tempered 55.6x46 500 18.5 3050
NQ drill pipe Quenched and Tempered 69.9х60.3 1000 24.6 3050
HQ drill pipe Quenched and Tempered 88.9x77.8 1000 35.3 3050
PQ drill pipe Quenched and Tempered 114.3x101.6 500 47.5 3050

2).The Mechanical properies of drill pipes:

Technical data Tensile Strength, MPA Yield Strength, MPA Elongation, % Hardness,HRC
4130+SR 730 620 14 22-26
30CrMNSIA+QT 850 750 14 28-32
4130+QT 950 850 13 30-35
Deviation from straightness Not more than 0,3 mm per 1 meter of length,total 1/6000  
Deviation from straightness Not more than 0,25 mm per 0.2 meter of length from each of the end of pipe  
Tolerance for BQ drill rod Deviation of the diameter is 55.75+0,2/-0,2mm, 46.15 +0,2/-0,2mm  
Tolerance for NQ drill rod Deviation of the diameter is 70.1+0,15/-0,2mm, 60.4-0,3mm  
Tolerance for HQ drill rod Deviation of the diameter is 89+0,38/-0,1mm, 78.1-0,48mm  
Tolerance for PQ drill rod Deviation of the diameter is 114.3+0,50, 103.2-0,5mm  
Eccentricity Not more than 7%  


Drill pipes by Eddy Current Examination according to ASTM E309 shall be applied on all tubes using External

Longitudinal
NON-DESTRUCTIVE TEST

notch with depth of no more than 7.5% of wall thickness (maximum notch depth 0.80mm and minimum notch

depth 0.30mm) , 0.30mm maximum width and 25mm maximum length, made from the same chemistry and size

of tubing.

THE CORE DRILLING PIPES SURFACE CONDITION

The tubes must have smooth surface,black surface or black phosphatized.

THE STEEL TUBES AND STEEL PIPES MARKING

The request information shall be marked on each tube with paint, and

each bundle shall be identified with a securely attached metal tag.

STEEL TUBES  AND STEEL PIPES SURFACE COATING

The tubes inside and outside shall be coated with a rust inhibitor

PACKING OF ALLOY SEAMLESS TUBES

Standard Export worthy packing, preferably in hexagonal bundle with plastic wrapped and steel strapped.

STEEL PIPES PRODUCTS PICITURES

4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes 0

4130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes 14130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes 24130 SR Wire Line Seamless Drill Tubes NQ HQ Drill Inner Pipes 3

 

Tag: steel drill rod,rock drill rods,wireline drill rods,casing drill pipes,seamless steel pipes,rock drill pipes,

BQ drill pipes,HQ drill rods,HQ drill rods,drill inner tubes,drill outer tubes,outer pipes,inner pipes

 
 

Mr. Denny

Managing Director

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