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HC(HQ) Drill Rod Φ88.9X77.8X5.5 Wireline Drill Rod for drilling rig

HC(HQ) Drill Rod Φ88.9X77.8X5.5 Wireline Drill Rod for drilling rig

Place of Origin : CHINA
Brand Name : SINOCOREDRILL
Certification : CE
MOQ : N/A
Packaging Details : Sea Delivery Package
Delivery Time : 30DAYS
Payment Terms : T/T
Supply Ability : Based on Detailed Order
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(HQ) Drill Rod Φ88.9X77.8X5.5 Wireline Drill Rod for drilling rig


Our drill rods(HQ DRILL ROD) are all manufactured by CNC machines. They're made of high quality alloy steel with heat-treated. We also can produce various sizes of casing tubes. Our NC&HC (HQ)drill pipe/drill rods got most praise from oversea market.


HQ drill rod Technical Specification:

Basic Parameters

Theory Drilling depth

1800m

Outer diameter

88.9mm

Inner diameter

77.8mm

Length

3m/10ft; 1.5m/5ft

weight for 3 meter length HC drill pipe

35 kg/pcs (3m)

Raw Material steel grade

XJY850

Standard

GB/T816-2008

Treatment

Heat treatment the whole pipe

Mechanical property



XJY850

Tensile strength (MPa)


1060

yield strength (MPa)


1000

Elongation after Ultimate strength %


18

Surface hardness(Brinell)


270~295

Eccentricity (Radial run-out)


%8 of pipe thickness

Chemical composition %


XJY850





C

0.4

S

0.005





Si

0.21

Ni

0.004





Mn

0.67

Cr

1.05





P

0.009

Cu

0,05



…………..


Mo


…………..

…………….


Rods Specification:
a.Yield Strength: 865Mpa
b.Tensile Strength: 960Mpa
c.Elongation: 17.5%
d.Pipe Body Hardness: 30/31 HRC
e.Thread Body Hardness: 50HRC above,Both Male and female Threads are Nickel Phosphorus Coating
f.Pipe life designed for 7000meters

MODELDIAMETERTHREAD TYPEBODY MATERIALDEPTH(m)
BC(BQ)Φ55.6X46X4.8 International standard 30CrMnSiA/XJY8502000M 
NC(NQ)Φ69.9X60.3X5  International standard 30CrMnSiA/XJY8511500M 
HC(HQ)Φ88.9X77.8X5.5  International standard 30CrMnSiA/XJY8521000M 
PC(PQ)Φ114.3X103.2X5.5  International standard 30CrMnSiA/XJY853800M 
BRC(BRQ)Φ55.6X46X4.8  International standard 30CrMnSiA/XJY8542000M 
NRC(BRQ)Φ69.9X60.3X5  International standard 30CrMnSiA/XJY8551500M 
HRC(HKQ)Φ88.9X77.8X5.5  International standard 30CrMnSiA/XJY8561000M 
PRC(PRQ)Φ114.3X103.2X5.5 International standard 30CrMnSiA/XJY857800M 
         
         


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