Tianjin Dingrunda Group Co.,Ltd Specializing in the production of PE pipes, PVC pipes and related accessories
1.Dia: OD20-1600mm for water; OD20-630mm for gas.
2.SDR: SDR6, SDR7.4, SDR9, SDR11, SDR13.6, SDR17, SDR21, SDR26, SDR33, SDR41.
3.PN: PN32, PN25, PN20, PN16, PN12.5, PN10, PN8, PN6, PN5, PN4.
4.Material: PE63, PE80, PE100, PE4710, PE3608, PE3408, PE100RC.
5.Applications: Water, Mining, Gas, Marine, Chemical, Industrial, Dredging, Irrigation, Fish Fsrming, etc.
6.Standard: ISO 4427,EN12201, AS/NZS4130, ASTM 3035, DIN8074, GOST18599, DIPS, ASTM F714, ISO4437, EN1555, AS/NZS4130 .

Factory prices GRP GRE RTR Pipe Fiberglass Pipe FRP Pipes
GRP pipeline is a New composite materials, which based on resin as unsaturated resin or vinyl ester resin, Glass fiber Reinforced material.
It is the best choice in Chemical industry, water supply and drainage projects and pipeline project,
which have good Corrosion resistance, low water resistance characteristics,lightweight,
high strength, high transport flow, easy installation, short construction period and
low comprehensive investment and other excellent performances.

Item | Index | Test method |
Bending strength (Mpa) | ≥135 | GB/T1449-2005 |
Tensile strength (Mpa) | ≥120 | GB/T1447-2005 |
Tube stiffness(Mpa) | ≥5.0 | GB/T5352-2005 |
Bending strength reserved rate After soaking (%) | ≥80 | GB/T10703-1989 |
Bending load the heat distortion temperature (°C) | ≥130 | GB/T1634.2-2004 |
Barcal Hardness | ≥35 | GB/T3854-2005 |
Oxygen index (%) | ≥26 | GB/T8924-2005 |
Coefficient of sliding friction | ≤0.34 | GB/T3960-1983 |
Heat resisting coefficient (°C)M/W | ≤4.8 | GB/T3139-2005 |



Our unmatched expertise enables us to serve our clients with utmost accuracy than ourindustry competitors. With more than 20 years’ hardwork, we have established ourselves asa reliable and worthy supplier of plastic pipes and fittings. We ensure that the quality of ourrange meets the requirements of our clients. Our range finds applications in irrigation, watertransportation, drainage, dredging, sand&mud suction, gas transportation, geothermal, com-munication cable protection and construction.
We cater basically to European countries, North America countries, Sout America coun-tries, Oceania countries, Asian countries, Middle East, African countries and supply all overChina under the able guidance of our company’s long-term planning strategy and view ofhonest and trustworthy value. Welcome customers to visit our factory, and go forward hand inhand with us!





