SHANDONG SAIGAO GROUP CORPORATION
SHANDONG SAIGAO GROUP CORPORATION
Fishing Bumper Sub

Fishing Bumper Sub

Fishing bumper sub is a kind of mechanical jarring tool. It can repeatedly jar on stuck drill stem, make stuck point loose and release, if lifting and jarring cannot release stuck, it still can rotate and make releasing fishing tools to release fish. When fishing bumper sub work with mechanical internal cutter, it can make internal cutter get a preset constant forward force, so that it can make sure stable cutting. When it works with back off tools, it can compensate a up stroke for connection after backing off.


Technical Specification of Fishing Bumper Sub

Model

KX86

KX105

KX114

KX121

KX165

KX178

KX203

OD

mm

86

105

114

121

165

178

203

(inch)

(3-3/8)

件 1/8)

(4-1/2)

(牛 3/4)

(6-1/2)

(7)

(8)

ID

mm

25.4

31.8

31.8

38

50.8

50.8

70

(inch)

(1)

(1-1/4)

(1-1/4)

(1-1 ⑵

(2)

(2)

(2-3/4)

Tool Joint Connection

API

NC23

NC31

NC31

NC38

NC50

NC50

6-5/8 REG

Max. Tensile Load

KN (lbf)

340 (76,000)

700 (160,000)

900 (202,000)

1100

(247,000)

1400

(315,000)

1450

(326,000)

1500

(337,000)

Tensile Yield

KN

610

1100

1620

1950

2100

2200

2400

(lb±)

(137,000)

(250,000)

(364,000)

(438,000)

(472,000)

(495,000)

(540,000)

Torsional Limited

KNm (lbf-ft)

3

(2,200)

5

(3,800)

6

(4,400)

8 (6,000)

13

(9,000)

15 (11,000)

20 (14,000)

Torsional Yield

KNm (lbf-ft)

5

(3,600)

10

(7,400)

11 (8,000)

15 (11,000)

20

(14,000)

27 (19,000)

35 (25,000)

Max. Stroke

mm

500

700

700

1000

1400

1400

1500

(inch)

(19-11/16)

(27-9/16)

(27-9/16)

(39-3/8)

(55-1/8)

(55-1/8)

(59-1/16)

Overall Length

mm

1510

1900

1900

2102

2606

2606

2729

(ft)

(5)

(6.2)

(6-2)

(6.9)

(8-5)

(8-5)

(9)


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sales@saigaogroup.com susan@saigaogroup.com
+86-531-69959201
lqg18653457231
+86 18653457231
Zhongrun Century Center, No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China