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  • 7500PSI Grade E
    HOME>>Products>>7500PSI Grade E

    Rotary Vibrator Hose 7500PSI Grade E (Kelly Hose)

    kelly-hose-application.jpg

    7,500 psi W.P. - 15,000 psi Test- Grade E -18,750 psi Minimum Burst

    Certification/Standards: 

    API Spec 7K--ISO 14693--ABS approval

    Recommended For: 

    Flexible connection between standpipe and swivel (Rotary Drilling) or between pump and standpipe (Rotary Vibrator) for pumping mud at extra high pressure in oil drilling and exploration work. Meets the high demands of directional drilling and down linking with negative pressure pulses and elevated temperatures. This hose can also be used as a Motion Compensator hose for stabilization of rotary drilling and pumping equipment against vertical wave action on offshore drill platforms. The Motion Compensator hose is not recommended for phosphate ester fluids.

    Tube:

    Modified Nitrile. 3/16” thick. Black. Specially designed for handling abrasive, corrosive and oily drilling mud.

    Reinforcement:

    Multiple layers of textile fabric and steel cable, with one layer middle rubber placed between cable layers.

    Cover:

    Modified Nitrile. Black. Specially designed Ultra abrasion cover is resistant to abrasion, corrosion, cutting, gouging, oil and weather.

    Couplings:

    Swaged couplings. Full range of couplings are available, such as hammer unions, flanges, camlock, male thread, etc.

                                        1

    Temperature:

    -4℉ to +180℉ (-20℃ to +82℃) continuous service.
    Options: 

    Accessories such as safety clamps, hose lift eyes and stainless steel armor are available upon request.
    Test:

    Each hose is tested at 15000psi for 15 minutes. Pressure test graph, test certificate and letter of conformance are issued for each hose.

    Hose ID

    Hose O.D.

    Working Pressure

    Min. Burst Pressure

    Min. Bend Radius

    (In.)

    (mm)

    (In.)

    (mm)

    (psi)

    (MPa)

    (psi)

    (MPa)

    (In.)

    (mm)

    2 1/2

    63.5

    5.16

    131.1

    7500

    52.5

    18750

    130

    48

    1219

    3

    76.2

    5.66

    143.8

    7500

    52.5

    18750

    130

    48

    1219

    3 1/2

    88.9

    6.04

    153.4

    7500

    52.5

    18750

    130

    54

    1372

    4

    101.6

    6.48

    164.6

    7500

    52.5

    18750

    130

    60

    1524

    Product Process      

    Advantages:

    • Germany Lanxess HNBR as raw material.

      20% H2S and 80% oil based mud. 

      Survive the extreme oilfield application requirements and has been no quality complaint for 5 years.

    • Stainless steel 316L used as armored jacket

    Factory Workshop:

    • SEJIN MACHINE from Korea. 

       Suspension difference<70 MM, and the international standard is 120 MM. 

    • Mitsubishi electric control braiding machine. 

       High accuracy data collection, real-time braiding angle monitoring and correction.

    oilfiled-hose-process.jpg

    Package                          

    After finishing the kelly hose production, we will pack the hose.

    In general, the packing will use woven bag and plastic film.

    Special packing is available according to customers’ requirements.

    kelly-hose-packaging.jpg

    Our company               

    1. ORIENTFLEX has a strong sales and service team of 20 people, with more than 10 years experience in foreign trade, to provide professional services for customer.

    2. ORIENTFLEX has advanced production facilities, including 13 high-speed fiber braid machines, 15 high-speed steel wire braid machines,2 steel wire spiral production lines.45 PVC hose production lines. We have introduced VP brand Industrial hose production line from Italy and Maillefer extrusion line from Switzerland.

    3. Our factory has strong quality control team, we set up advanced laboratory.

    Before the mass production, we test each batch of raw material.

    After the production, we test each hose to guarantee a 100% qualification.

    Each hose tested at 2 times of working pressure.

    We do everything possible to supply good quality goods for our customer.

    4. ORIENTFLEX has three warehouses.

    our-company2.jpg


    Certificate                

    oil-hose-certificates.png


    Market & Trade Show             

    Our product has exported to over 30 countries, including the United States, Britain, Brazil, Russia and so on. and we participate in overseas exhibitions every year.

    trade show.jpg


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