HDPE pipes are mainly related to the pipeline of dredging and water mining projects, urban water supply and drainage projects in municipal industry, as well as the main components of floating body of marine ranch project. High-density polyethyene pipe (HDPE) can carry potable water, wastewater, slurry, chemicals, hazardous wastes, and compressed gases. It has high strength, and is extremely tough and very durable.
| Nominal diameter (mm) | SDR41 PN4 | SDR35 PN5 | SDR26 PN6 | SDR21 PN8 | SDR17 PN10 | SDR13.6 PN12.5 | SDR11 PN16 | SDR9 PN20 | SDR7.4 PN25 |
|---|---|---|---|---|---|---|---|---|---|
| 25 | – | – | – | – | – | 2.3 | 2.3 | 3.0 | 3.5 |
| 32 | – | – | – | – | 2.3 | 2.4 | 3.0 | 3.6 | 4.4 |
| 40 | – | – | 2.3 | 2.3 | 2.4 | 3.0 | 3.6 | 4.5 | 5.5 |
| 50 | – | – | 2.5 | 2.4 | 3.0 | 3.7 | 4.7 | 5.6 | 6.9 |
| 63 | – | – | 2.9 | 3.0 | 3.8 | 4.7 | 5.8 | 7.1 | 8.6 |
| 75 | – | – | 3.5 | 3.6 | 4.5 | 5.6 | 6.8 | 8.4 | 10.3 |
| 90 | – | – | 4.2 | 4.3 | 5.4 | 6.7 | 8.2 | 10.1 | 12.3 |
| 110 | – | – | 4.8 | 5.3 | 6.6 | 8.1 | 10.0 | 12.3 | 15.1 |
| 125 | – | – | 5.4 | 6.0 | 7.4 | 9.2 | 11.4 | 14.0 | 17.1 |
| 140 | – | – | 6.2 | 6.7 | 8.3 | 10.3 | 12.7 | 15.7 | 19.2 |
| 160 | – | – | 6.9 | 7.7 | 9.5 | 11.8 | 14.6 | 17.9 | 21.9 |
| 180 | – | – | 7.7 | 8.6 | 10.7 | 13.3 | 16.4 | 20.1 | 24.6 |
| 200 | – | – | 8.6 | 9.6 | 11.9 | 14.7 | 18.2 | 22.4 | 27.3 |
| 225 | – | – | 9.6 | 10.8 | 13.4 | 16.6 | 20.5 | 25.2 | 30.8 |
| 250 | – | – | 10.7 | 11.9 | 14.8 | 18.4 | 22.7 | 27.9 | 34.2 |
| 280 | – | – | 11.9 | 13.4 | 16.6 | 20.6 | 25.4 | 31.3 | 38.3 |
| 315 | 7.7 | 9.7 | 12.1 | 15.0 | 18.1 | 23.1 | 28.2 | 35.2 | 43.0 |
| 355 | 8.7 | 10.9 | 13.6 | 16.9 | 21.7 | 26.2 | 32.6 | 39.7 | 48.5 |
| 400 | 9.8 | 12.3 | 15.3 | 19.1 | 23.7 | 29.1 | 36.3 | 44.7 | 54.6 |
| 450 | 11.0 | 13.8 | 17.2 | 21.5 | 26.7 | 33.4 | 40.9 | 50.3 | 61.5 |
| 500 | 12.3 | 15.3 | 19.1 | 23.9 | 29.7 | 36.8 | 45.4 | 55.8 | – |
| 560 | 13.7 | 17.2 | 21.4 | 26.7 | 32.2 | 41.2 | 50.8 | 62.5 | – |
| 630 | 15.4 | 19.3 | 24.1 | 30.0 | 37.1 | 46.2 | 57.2 | 70.3 | – |
| 710 | 17.0 | 21.8 | 27.2 | 33.9 | 42.4 | 52.3 | 64.5 | 79.3 | – |
| 800 | 19.0 | 24.5 | 30.6 | 38.1 | 47.3 | 58.8 | 72.6 | 89.3 | – |
| 900 | 22.6 | 27.6 | 34.4 | 42.9 | 53.4 | 66.2 | 81.7 | – | – |
| 1000 | 24.5 | 30.6 | 38.2 | 47.7 | 59.3 | 72.2 | 90.2 | – | – |
| 1200 | 29.4 | 36.7 | 45.9 | 57.2 | 67.9 | 88.5 | – | – | – |
| 1400 | 34.4 | 42.9 | 53.5 | 66.7 | 82.4 | 102.9 | – | – | – |
| 1600 | 39.3 | 49.0 | 61.2 | 76.2 | 94.1 | 117.6 | – | – | – |
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We supply dredging equipment including dredging pump, diesel engine, marine gearbox, transfer case, hydraulic pump station, hydraulic winch, electric winch, marine electric motor,windlass, instrument, monitoring system, and outfitting as steel rope, anchor, bollard,chain for mooring and towing.
Also special device as sediment production measurement system, navigation system can be provided as customized requirements.
We design and match dredging equipment for repair and maintenance of old dredgers, new dredgers which are built in your local shipyard, and dredgers we design and provide for your owners.
We supply diesel engine brands CUMMINS, CATERPILLAR, MITSUBISHI, MAN，WEICHAI,YUCHAI, ZICHAI,NINGBO ZHONGCE and others.
Yes, we participate dredging and engineering related exhibitions, such as BAUMA CHINA.
Our office is in Weifang city, Shandong province and we are opening offices in other cities which will be updated. Our factories of dredging equipment including engine, dredging pump, hydraulic winch, engine cooler locate in Weifang, Shanghai, Nantong and other cities.
We generally accept T/T, L/C. We can give financial support in term of L/C 90days or 120days.
Yes, we can send our engineer to project site for installation supervision and training service. There will be a separate technical service agreement which list technical service range, how many days and how many engineers and workers. Generally 15days, and 2 engineers for installation supervision is enough.
Project owner will also take charge of round ticket, VISA, transportation, food and accommodation in the country of project site for engineers and workers who will be involved in the technical service.
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