
Product Description
Material |
PPR |
Specification |
20mm,25mm,32mm,40mm,50mm,
63mm,75mm,90mm,110mm,160mm |
Color |
white, green |
Packing |
Customizable |
Delivery Medium |
Abt 35 days after despoit |
Application |
Delivery Water |
Sample |
Offer free samples |
OEM and ODM |
YES |

Crafted with precision and dedication, our PP-R environmental protection and health water supply pipe series epitomize quality and excellence. These pipes are manufactured under the stringent ISO9001 quality system standards, ensuring superior reliability and safety.
Embrace innovation with our PP-R drinking water pipes, a revolutionary solution widely embraced in the most advanced nations. Utilizing state-of-the-art homogeneous welding technology for both cold and hot water transportation, these pipes boast unparalleled technical superiority and cost-efficiency. Their remarkable hygiene standards meet and exceed rigorous environmental and health protocols from production to recycling, positioning them as a top-tier choice for conscientious consumers.
Our product stands out with its exemplary heat and pressure resistance, exceptional thermal insulation, and energy efficiency, promising durability and cost-effectiveness. As existing water pipes become obsolete, our PP-R pipes are set to lead the industry. Metal pipes often react with chemicals, minerals, and impurities in water, causing oxidation and secondary pollution. In contrast, PP-R pipes, made from recyclable and environmentally friendly materials, do not leach harmful substances like heavy metals. Their non-scaling property ensures compliance with sanitary standards, making them the ideal choice for safe drinking water and food industry applications.
Product Parameters

Nominal Outside Diameter(mm) |
Mean Allowable Deviation(mm) |
Wall Thickness |
S5(PN12.5) |
S4(PN16) |
S.2(PN20) |
S2.5(PN25) |
20 |
+0.3 0 |
2.0 |
2.3 |
2.8 |
3.4 |
25 |
+0.3 0 |
2.3 |
2.8 |
3.5 |
4.2 |
32 |
+0.3 0 |
2.9 |
3.6 |
4.4 |
5.4 |
40 |
+0.4 0 |
3.7 |
4.5 |
5.5 |
6.7 |
50 |
+0.5 0 |
4.6 |
5.6 |
6.9 |
8.3 |
63 |
+0.6 0 |
5.8 |
7.1 |
8.7 |
10.5 |
75 |
+0.7 0 |
6.8 |
8.4 |
10.3 |
12.5 |
90 |
+0.9 0 |
8.2 |
10.1 |
12.3 |
15.0 |
110 |
+1.0 0 |
10.0 |
12.3 |
15.1 |
18.3 |
160 |
+1.5 0 |
14.6 |
17.9 |
21.9 |
26.6 |
Features
★ Hygienic Excellence: Crafted from non-chemical, eco-friendly polyolefin, our PPR pipes promise unmatched reliability with molecules solely composed of carbon and hydrogen, ensuring top-tier hygienic performance.
★ Seamless Installation: Experience the convenience and reliability of homogeneous hot-melt connections, allowing for quick and hassle-free installations, saving you both time and effort.
★ Superior Heat Preservation: With a remarkable thermal conductivity of 0.24W/m.k, our pipes outperform metal alternatives, minimizing heat loss in hot water systems to maximize energy efficiency.
★ Lightweight yet Robust: Our pipes, with a specific gravity one-eighth that of steel, offer high pressure test strength and outstanding toughness, providing exceptional impact resistance.
★ Smooth Flow Dynamics: Designed with smooth inner and outer walls, these pipes reduce flow resistance and lower energy consumption within fluid conveyance systems.
★ Exceptional Heat Resistance: Capable of withstanding water temperatures of 70ºC for long-term use and up to 95ºC for short-term, ensuring durability even under high temperatures.
★ Corrosion and Scale Resistant: Avoid fouling, clogging, and unsightly rust stains in baths and basins with our non-scaling, corrosion-resistant pipes.
★ Longevity Guaranteed: Engineered for endurance, our pipes boast a service life exceeding 50 years, offering long-term reliability and peace of mind.
Product Application Range
★ Versatile Water Systems: Ideal for both hot and cold water piping setups.
★ Comprehensive Heating Solutions: Perfect for floor, wall, and radiant heating systems, ensuring warm, comfortable environments.
★ Pure Water Efficiency: Designed for efficient pure water distribution systems.
★ Centralized Climate Control: Suitable for integration with central air conditioning systems for optimal climate management.
Pipe Connection
★ Precise Marking: Ensure socket depth is clearly marked at the pipe insertion end for accurate connectivity.
★ Flawless Preparation: Thoroughly clean pipe and fitting end faces. Insert the pipe into the joint cover with precision.
★ Optimal Heating: Utilize a hot melt machine to heat pipes and fittings to precise technical specifications, ensuring a secure connection.
★ Perfect Alignment: Post-heating, align and insert pipes and fittings without rotation to the marked depth, forming a uniform flange at the joint.
★ Secure Finish: After welding, ensure the pipe joint cover is properly affixed, completing a secure connection.
★ Unified Integrity: Enjoy a seamless, integrated system as pipes and fittings meld into a single, cohesive unit, offering unmatched reliability.
Why Choose us

Company Profile
LAOSHAN PIPE Corporation Limited is strategically located in Qingdao, a globally celebrated seaside tourist destination nestled in China's brand capital. This prime location not only enhances our market reach but also underscores our commitment to excellence and innovation.Established with a vision in the year 1994, Laoshan Pipe has emerged as a pioneering high-tech environmental protection technology enterprise, dedicated to the research, development, manufacturing, sales, and installation of state-of-the-art plastic pipeline systems.Our company boasts over 30 years of manufacturing expertise, sprawling across an impressive area of 300,000 square meters.,with a robust total investment of 80 million dollars. Our facility is a testament to modernity, featuring a scientific management model, contemporary factory design, and cutting-edge production equipment. We pride ourselves on operating more than 300 sets of advanced pipeline, pipe, and pipe fitting forming equipment, along with over 10 leading testing apparatuses, both domestically and internationally. This formidable infrastructure positions us as a leader in China's production landscape, delivering an annual throughput exceeding 300,000 tons. Our expansive product lineup includes 5 major series and over 150 specifications, catering to diverse customer needs.
In 2021, we achieved the prestigious ISO9001:2015 quality management system certification and ISO14001:2015 environmental management system certification. The 'Laoshan' brand has earned accolades over the years, being recognized as a 'Qingdao Famous Trademark' in 2013, a 'Contract Abiding and Creditworthy Enterprise' in 2014, a 'Shandong Famous Trademark' in 2015, and a 'Specialized, Refined, Special, and New' enterprise in 2021.
Our diverse product portfolio spans more than ten series across five categories: PVC-U, PP-R, PE, HDPE, and PE-RT. These products are integral to a multitude of industries, including real estate construction, municipal landscaping, sewage treatment, urban water supply and drainage, interior decoration, communication, power, gas transmission, animal husbandry, and agricultural drainage and irrigation.
Renowned as a prominent player in China, we extend competitive pricing and unparalleled service to a global clientele. Our expertise in manufacturing, bolstered by a formidable R&D team, cutting-edge facilities, and sophisticated management, has paved the way for our products to capture markets worldwide. We are proud to export to more than 40 countries, including regions such as Europe, the Middle East, Southeast Asia, South America, North America, Australia, South Korea, and India.

Certifications
Packaging & Shipping
FAQ
Q:Are you a manufacture or trading company?
A:Yes,we are professional manufacturer in China, and have been this field for 30+years.
Q: Why choose us?
A: We are a professional leader in PVC/PPR/HDPE pipe factories, we offer pipeline system one-stop services with competitive prices and fast delivery times.
Q: What is your MOQ?
A: As customer's request.
Q: How can I get some samples?
A: We are honored to offer you free samples, just need to pay the freight cost.
Q:What payment terms do you support?
A:TT,TD,TP,L/C,Western Union,Paypal,Money Gram are available,and for TT,we accept 30%deposit in advance,70% balance against copy of B/L.
Q: Can I make my own design and logo for the product?
A: Yes, we do OEM. Welcome partner from globally, we can make your product in China.
Q:What's your Price Term?
A:Usually we offer based FOB QINGDAO port, CHINA. We can also quote ClF per your request.
Q:What's your Delivery Time?
A:Normally we have stock,so our delivery will be fast.For those customized products,it will take 20-25 days,but it depends on the quantity.
Q:What are the advantages of ppr pipes?
A:1. Resistant to Heat and Cold.
2. Non-toxic suitable for human body and environment.
3. Long lasting without worrying about leaking pipes.
4.Abrasion resistance and electrolysis resistant.
Q:Is PPR piping safe to use?
A:This electrolytic and chemical inertness makes PPR piping safe to use in cases of high water salinity or even highly corrosive chemicals.
Q:What is PPR pipe used for?
A:Industrial piping for transferring water, sanitary liquids, liquid food products, compressed air, and aggressive chemicals.
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