SHANDONG SAIGAO GROUP CORPORATION
SHANDONG SAIGAO GROUP CORPORATION
  • Hydraulic Drilling Jar

Hydraulic Drilling Jar

In normal drilling operations, down hole drilling tools assembly was stuck sometimes due to many kinds reasons, and drilling jar is an effective tool for releasing stuck. QYZ type hydraulic drilling jar integrate upward jarring with downward jarring, It can start drilling jar by lifting and releasing drill stem when drilling tools were stuck, so it will generate up and down jarring force, and make sure drilling operation can go smoothly. This type drilling jar has some advantages like easy operation, stable property, safety and reliable, easy maintenance, etc..


Technical Specification of Hydraulic Drilling Jar

Model

QYZ121

QYZ165

QYZ203

QYZ241

OD

nun (inch)

121 (4-3/4)

165 (6-1/2)

203 (8)

241 (9-1/2)

ID

mm (inch)

44.5 (1-3/4)

57.2 (2-1/4)

70 (2-3/4)

76.2 (3)

Tool Joint Connection

API

NC38

NC50

6-5/8 REG

7-5/8 REG

Max. Upward Jarring Force

KN(lbf)

350 (79,000)

700(160,000)

1000 (225,000)

1250 (280,000)

Max. Downward Jarring Force

KN(lbf)

180 (40,000)

350 (79,000)

500 (112,000)

650 (140,000)

Max. Tensile Load

KN(lbf)

1100 (247,000)

2000 (450,000)

2800 (630,000)

3500 (780,000)

Tensile Yield

KN(lbf)

1950(438,000)

3750 (843,000)

6650 (1,495,000)

9850(2,210,000)

Torsional Limited

KNm (lbf.ft)

15(11,000)

30 (22,000)

45 (33,000)

75 (56,000)

Torsional Yield

KNm (lbf.ft)

27 (20,000)

75 (55,000)

90 (66,000)

150 (112,000)

Overall Length

mm (ft)

6063 (19.9)

6375 (20.9)

6692 (22)

6920 (22.7)


PRODUCT
Contact Us
  •                   susan@saigaogroup.com
    Fax:

    0531-69959201

    We Chat:

    lqg18653457231

    WhatsApp:

    +86-18653457231

    Add:

    No 12111,Jingshi Road, Lixia District, Jinan City, Shandong Province. P.R. China

Why Choose Us

Why Choose Us
  • AFTER-SALE AND SERVICE
    AFTER-SALE AND SERVICE

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    PROFESSIONAL

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    QUALITY

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    INNOVATION

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