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Spiral Geological Drill Rod

Spiral Geological Drill Rod

With professional and productive factory, HAINAISEN is one of the leading China spiral geological drill rod manufacturers. Welcome to wholesale spiral geological drill rod from us, we always have cheap products to offer you. Geological spiral drill rod Spiral craft: prestressed wire winding and...

With professional and productive factory, HAINAISEN is one of the leading China spiral geological drill rod manufacturers. Welcome to wholesale spiral geological drill rod from us, we always have cheap products to offer you.

Geological spiral drill rod

Spiral craft: prestressed wire winding and welding with single strip steel or double strip steel, based on the big torque of geological drill rod.

Material of rod body: geological alloy pipe

Material of connector: first-class alloy constructional steel

Craft: thermal refining in vacuum, which greatly improves the fatigue resistance and shearing strength.

Rod body craft: friction welding, which improves the bending strength and the firmness of the drill rod.

No.

Specificationsmm

Craft

Connection type with drilling machine

1

Ф50-42

500~1500

Taper thread

Friction welding

clamp

2

Ф63.5-42

500~1500

Taper thread

Friction welding

clamp

3

Ф63.5-50

500~1500

Taper thread

Friction welding

clamp

4

Ф73-50

500~1500

Taper thread

Friction welding

clamp

5

Ф73-63.5

500~1500

Taper  thread

Friction welding

clamp

6

Ф90-63.5

500~1500

Taper thread

Friction welding

Match active dril rod

7

Ф98-73

500~1500

Hex. Shank

Friction welding

Match active drill rod

8

Ф110-63.5

500~1500

Taper thread

Friction welding

Match active dril rod

9

130-63.5

500~1500

Tape thread

Friction welding

Match active dril rod

10

146-73

500~1500

Taper thread

Friction welding

Match active drill rod

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