HQ drill rod

HQ drill rod, HQ wireline drill rod, HQ coring rod.

HQ wireline drill rod play an important part in H size wireline drilling. It provides the channel for HQ inner tube assembly. It also transits the torque, drill pressure in complex and harsh conditions.

HQ wireline drill rod tubing

High quality alloy steel tubing

●Good concentricity, straightness and heat treatment

●Tubing properties meet the industry standard

HQ wireline drill rod thread

Typical HQ tapered, course threads (3 threads per inch) provides easy make and break

Load efficiency of 30% provides sufficient strength for most drilling conditions

HQ wireline drill rod heat treatment

Provides higher material strength

Whole rod Heat treated significantly increases rod life

HQ wireline drill rod case hardening

HQ Pin thread crest is hardened to nominal 50-55 HRC to eliminate damagingadhesion wear

Eliminates the transfer of wear material back and forth as seen between threads of equal

hardness, leading to large scale galling and joint seizing

HQ wireline drill rod overview

HQ drill rod overview.jpg

HQ wireline drill rod thread profile

Q thread.jpg

HQ wireline drill rod parameters

SIZE

OUTER DIAMETER

(mm)

INNER DIAMETER

(mm)

WEIGHT

(kg/3m)

THREAD PITCH

(mm)

PIN LENGTH

(mm)

HQ

88.9

77.8

34.5

8.5

44.45

HQ wireline drill rods bundle specifications

3.0 m rod bundle (19 pcs)

Approx Dimensions (L x W x H)(mm)

3100 x 500 x 400

Approx Volume(m³)

0.60

Approx Gross Weight(kg)

676

HQ wireline drill rods container shipments

20 ft container

Approx load of 3.0 m rods 20 bundles (380 pcs)

40 ft container

Approx load of 3.0 m rods 30 bundles (570 pcs)


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