Pipeline Crawler

Pipeline Crawler

Description This Pipe line crawler is a highly professional X ray detection equipment which has acquired the national innovation patent, it’s mainly used to detect the welds of Long-distance pipeline. Equipped with digital control and magnetic instructions positioning, features easy operation,...

Product Details

Description 

This Pipe line crawler is a highly professional X ray detection equipment which has acquired the national innovation patent, it’s mainly used to detect the welds of Long-distance pipeline. Equipped with digital control and magnetic instructions positioning, features easy operation, compact structure, safety using, accurate positioning, good climbing performance. It was extensively used in the China “West-East gas” project as well as many other abroad pipe line projects and always get good feedback thanks to its topnotch performance. 

 

Technical specifications

Model

HR-91

HR-91A

HR-92

HR-90

Applied pipe dia. Mm

190~ 400

200~400

350~800

610-1400

Applied wall thickness mm

≤15

≤15

≤33

≤33

Crawler total weight kg

≤55

≤86

≤140

≤160

Crawler total length mm

1150

1326

1250

1250

Best climbing grade

15°

30°

40°

40°

Moving speedm/min

18

16

16

18

Turning radius

≥7D

≥10D

≥7D

≥7D

Moving distance km

>2

>2

>4

>4

Moving mode

2 wheel

2 wheel

4 wheel

4 wheel

 X ray detector

1605

1605

2005, 2505

3005

Focus point size mm

1.0 ×3.5

1.0 ×3.5

1.0 ×3.5

1.0 ×3.5

Rays angle

30°× 360°

30°×360°

30°×360°

40°×360°

Penetration thickness mm

15(A3 steel)

15(A3 steel)

23, 34(A3 steel)

40(A3 steel)

Total exposure time min

40

40

60

60

Exposure voltage range KV

120~160

120~160

120~200, 150~250

150~300

Positioning accuracy mm

±3

±3

±4

±5

Positioning mode

Magnetic

Magnetic

Magnetic

Magnetic

Working temperature

-20℃~65℃

-20℃~65℃

-20℃~70℃

-20℃~70℃

Storage temperature

-20℃~ 80℃

-20℃~80℃

-40℃~80℃

-20℃~80℃

Operation ambient temperature

≤90%

≤90%

≤90%

≤90%

Power supply

Lead-acid batteries (7.2Ah×8)

Lead-acid batteries (7.2Ah×8)

Lead-acid batteries (21Ah×8)

Lead-acid batteries (21Ah×10)

Battery box weight kg

23

23

65

71

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