High Pressure Drilling Hoses 4SP for Oil Well Drilling
four or more high tensile steel wires
10000 Meter/Meters per Month
Packaging & Delivery
Standard export packing or according to the requirement of our clients
Qingdao or Tianjin port
1 - 1000
To be negotiated
GOST 25452-90, 28618-90 DIN EN 856 API 7K High Pressure Drilling Hoses 4SP for Oil Well Drilling
Drilling Rubber Hose with High Pressure.
· 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 severe demands of today’s drilling methods including directional drilling, pressure pulses and elevated temperatures. Tube is designed to handle abrasive, corrosive and oil based drilling muds. The cover is designed to handle external damage from abrasion, corrosion, gouges, oil and weather.
-4°F to +220°F (-20°C to +100°C) continuous service.
the steel wire winding drilling hose consists of the inner rubber layer, the inner glue protection layer, the medium glue layer, the wire winding reinforced layer and the outer rubber layer.
with nitrile rubber as the main body, oil resistant, wear-resistant, acid and alkali resistance.
Tube reinforced layer
a single high strength steel wire, 2~8 layers of steel wire winding structure, steel wire through the film bonding solid whole.
chloroprene rubber as the main body, oil resistant, wear-resistant, weathering resistance.
besides using API Spec 5B pipe pipe and tubing thread, it can also be provided by nonan and flange connection, and also can be made according to user's requirements.
API Spec 7K, SY 5469, ISO 6807, Q/LMH001
With Union or not
both are OK, hose and union also can be shipped separately.