

Shandong Zhongmei Pipeline upholds the philosophy of "Technology-Driven, Customer-Focused, and Environmentally Responsible", continuously improving through technological, equipment, service, and management innovation. Through strategic industry-university-research collaborations with leading academic and research institutions, we are committed to developing intelligent pipeline solutions that enhance modern infrastructure.
With 28 national patents, 8 coal mine safety certificates, and 2 software copyrights, we continuously push the boundaries of pipeline technology. Our 100% quality control ensures that every product meets the highest industry standards.
Shandong Zhongmei Pipeline has fully passed ISO9001 Quality Management System Certification, ISO14001 Environmental Management System Certification, and ISO45001 Occupational Health and Safety Management System Certification.





Dual-Resistant Polyethylene Jacket Polyurethane Insulated Pipe for Mining/ High-Temperature Water Plastic-Sleeved Steel Direct Buried Insulated Pipe |
No. | Specification | Model |
1 | DN1400 | Φ1420*18/Φ1640*20,Φ1420*16/Φ1590*18 |
2 | DN1200 | Φ1220*14/Φ1420*18,Φ1220*14/Φ1380*16 |
3 | DN1000 | Φ1020*14/Φ1190*14,Φ1020*12/Φ1155*14 |
4 | DN900 | Φ920*12/Φ1095*14,Φ920*10/Φ1054*14 |
5 | DN800 | Φ820*10/Φ988*12,Φ820*10/Φ955*12 |
6 | DN700 | Φ720*10/Φ885*11,Φ720*10/Φ850*11 |
7 | DN600 | Φ630*8/Φ795*11,Φ630*8/Φ760*11 |
8 | DN500 | Φ529*8/Φ685*9.8,Φ529*8/Φ655*9.8 |
9 | DN450 | Φ478*8/Φ630*9.8,Φ478*8/Φ600*8.8 |
10 | DN400 | Φ426*7/Φ580*8.8,Φ426*7/Φ550*8.8 |
11 | DN350 | Φ377*7/Φ530*7.8,Φ377*7/Φ486*7.8 |
12 | DN300 | Φ325*7/Φ450*7,Φ325*7/Φ420*7 |
13 | DN250 | Φ273*7/Φ384*5.6,Φ273*7/Φ365*5.6 |
14 | DN200 | Φ219*7/Φ345*4.9,Φ219*7/Φ315*4.9 |
15 | DN150 | Φ159*5/Φ250*3.9 |
16 | DN125 | Φ133*4.5/Φ225*3.5 |
17 | DN100 | Φ108*4/Φ190*3 |
18 | DN80 | Φ89*4/Φ175*3 |
19 | DN65 | Φ76*4/Φ160*3 |
20 | DN50 | Φ57*3.5/Φ140*3.0 |
21 | DN40 | Φ45*3.5/Φ125*3 |
22 | DN25 | Φ32*3/Φ110*2.5 |

Smart Insulated Pipe with Leak Detection and Alarm System, ZNDR-Diameter-Insulation Thickness.

Aluminum skin, iron skin, and stainless steel above-ground insulated pipes.


Note: The above are standard specifications. Customized insulated pipes with specific base pipe materials, insulation thicknesses, outer protective layers, and other features can be provided based on actual needs.Tailored solutions are available for unique requirements.



Q1. Can l obtain samples?
yes.
Q2. Can l use my own logo or desian on the product?
Yes, we provide OEM/ODM services; Your logo and design can be made on the product.
Q3. Do you have a factory?
Yes, we have our own factory, a 30-year old factory. Welcome to visit our company and factory. Weare a professional manufacturer that provides OEM/ODM services to our customers.
Q4. When will the shipment be made?
Most of our products are customized, with a 30% advance payment for order production and theremaining 70% to be paid before shipment.