Hebei Chengrui Technology Co. Ltd

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Rotary Drilling Hose

Application: Commonly used in rotary drilling service as flexible connectors of mud manifold to transfer water-base mud and/or oil-base mud at high pressure in large volumes
Tube: Principally NBR constructed, featuring oil-resistant, abrasion-resistant, acid & alkali resistant
Reinforcement: 2~8 layers spiraled by single high-strength steel wire, and rubber as a binder to make the layers into one complete and sound construction
Cover: Primarily CR fabricated, featuring oil-resistant, abrasion-resistant, weatherproof and anti-ageing
Working Temperature: -30°C~82°C, or manufactured upon customers' requirements
Coupling Type: LP (Line Pipe Thread) and TBG (Tubing Thread) of API Spec 5B
Integral type union joint and flange joint, particular types upon customers' specific requirements
Reference Standard: API Spec 7K,ISO 6807
Applicable standard: API Spec 7k. SY/T5469-92

  
Rotary Drilling HoseRotary Drilling Hose
Structure pictureReal product picture
  
Specification:
Inner dia.(in)ClassesOperating pressure (psi)Test pressure (psi)Min. bending radius(mm)Connector code
2"A15003000800TBG,LP
B20004000800
C40008000850
D500010000850
E750015000900
F1000015000950
G15000225001000
2 1/2"A15003000900TBG,LP
B20004000900
C400080001000
D5000100001000
E7500150001050
F10000150001100
G15000225001150
3"A15003000950TBG, LP
B20004000950
C400080001050
D5000100001050
E7500150001100
F10000150001150
G15000225001150
3 1/2"A150030001000TBG,LP
B200040001000
C400080001100
D5000100001150
E7500150001150
F10000150001200
G15000225001050
4"A150030001050TBG,LP
B200040001050
C400080001100
D5000100001100
E7500150001150
F10000150001200
5"A150030001200LP
B200040001200
C400080001300
D5000100001300