Product Details
Fiber reinforced polyethylene liquid pipes for coal mines
(1) Structure and performance
Inner layer: Ultra high polymer materials (PE100, PE-RT (XRT70),
PEX (Bridge S1) UHMW-PE (Yanshan Petrochemical 2.5 million),
PA11/12, PVDF (90165)) (material properties refer to Appendix 2).
Reinforcement layer: high-strength non-metallic fibers such as
polyester filament, carbon fiber filament, aramid prepreg tape,
glass fiber prepreg tape, etc
Outer layer: PE polymer material
Pipe specification: DN40mm-500mm
Nominal pressure: 1.0MPa-4MPa
Medium temperature: -40 to 85 ℃
Company Profile
Baoji Tianlian Huitong Composite Materials Co., Ltd. is focused on providing specialized continuous composite pipes for
the energy industry. The company is a national high-tech enterprise
and a national-level specialized, refined, and new "little giant"
enterprise. It has leading comprehensive production capacity and
technology research and development strength in China.

The company is a provincial-level technology center in Shaanxi
Province and has long-term cooperation with research institutions
such as the China Petroleum Engineering Materials Research
Institute (Xi'an Pipe Institute), Aerospace 43rd Institute of China
Aerospace Science and Industry Corporation, Zhejiang University,
China University of Petroleum, Chang'an University, and Xi'an
Shiyou University, to jointly conduct research and development of
non-metallic composite material process technology,
polymer-modified materials, and supporting equipment. As of 2022,
the company has obtained 26 technology patents. By December 2022,
it has accumulated 8,000 kilometers of experience in manufacturing,
installation, and operation of flexible composite pipes.


The company is a Class A supplier of China Petroleum and a Class A
credit supplier of Sinopec. It is also a network supplier of State
Energy Group, China National Coal Group, and Shaanxi Coal Group.
The company has a market share of over 20% in the domestic oil and
gas field market. Its products have been widely used in major oil
and gas fields in China and overseas regions such as the EBS oil
field in Iraq and the Akdala oil field in Kazakhstan, and have
received unanimous praise from customers.