LUOYANG ALIKUJA ENERGY TECH CO., LTD

Shock-Resistant PPR Pipes For Plumbing And Drainage Systems
VIGEZO VYA BIDHAA
Maelezo
Introduction of Shock-Resistant PPR Pipes
PPR (bila mpangilio copolymer polypropen) pipes are high-performance plastic pipe systems specially designed for hot and cold water transportation, with high-temperature resistance (≤95℃), upinzani wa kutu, long life (50 miaka +), and other characteristics. The three-layer composite structure (outer layer UV resistance, middle layer pressure, inner layer antibacterial) is ideally suited to the high standard of building and municipal engineering in Japan.
The compulsory certification requirement of the Japanese market (the latest in 2025)
JIS A 2021 Certification: Japanese industry standard, verifying pipeline pressure (≥2.0MPa), dimensional accuracy (outer diameter error ±0.3mm), and thermal stability (95℃/1000 hours strength retention rate ≥80%).
JWWA Certification: Japan Watercourse Association drinking water safety certification requires lead and cadmium dissolution of less than 0.01mg/L and 0.005mg/L, respectively (stricter than China GB/T standard 50%).
MLIT Certification: Ministry of Soil and Transport building code certification to ensure that the pipeline is in accordance with the “Building Standards Law” Article 38 fire and seismic requirements.
Details of Shock-Resistant PPR Pipes |
Technical advantages and innovative design
Extreme security
0 Dissolution of Heavy Metals: Food-grade raw materials (in accordance with Article 30 of the Food Hygiene Law of Japan) have passed the test of the Tokyo Health and Safety Research Center.
Patented Earthquake-Resistant Design: The built-in flexible connector can withstand the shock of a 30-year earthquake cycle according to the JIS Z 8703 simulated seismic degree 7 test.
High Efficiency And Energy Saving
Heat Loss Reduced By 40%: Compared with metal pipe insulation performance 2x, suitable for geothermal heating systems in Japan.
Lightweight Installation: The DN25 pipeline weighs only 0.32kg/m (iron pipe 1.2kg/m), which reduces the construction labor cost.
The Internet of Smart Things
IoT Pipe Fitting System: Equipped with a temperature/pressure sensor, the data is directly connected to the building BIM management platform, real-time monitoring of leakage and energy consumption.
Product Structure Analysis
| Structural Layer | Material | Vipengele |
| Outer layer | UV stabilized polypropylene | Anti-uv aging, outdoor service life ≥20 years |
| Mid-level | Glass fiber reinforced PPR | Pressure bearing capacity increased by 50%, resistant to instantaneous high pressure impact |
| Inner layer | Nano antibacterial coating | Inhibit Legionella breeding and reduce biofilm formation rate by 90% |
Specifications and Parameters of Shock-Resistant PPR Pipes
1 Standard Dimension and bearing capacity (JIS specification for the new edition 2025)
| Nominal Diameter (mm) | Outer Diameter (mm) | Wall Thickness (mm) | Working Pressure (20 °C) | Maximum Temperature Resistance |
| DN20 | 20.4±0.2 | 2.8 | 2.5 MPa | 110 ℃ |
| DN25 | 25.5±0.3 | 3.2 | 2.3 MPa | 105 ℃ |
| DN32 | 32.6±0.3 | 4.0 | 2.0 MPa | 95 ℃ |
Environmental adaptability test data
Chemical resistance: Soaked in pH 1-14 acid and alkali solution for 1 year,
Tensile strength loss < 5%.
Low temperature brittle-resistance: No crack in impact test at -30℃ (JIS K 7111 kiwango).
Life verification: Passed the ISO 9080 accelerated aging test, 50 years service life certification.
Environmental adaptability test data
Chemical resistance: Soaked in pH 1-14 acid and alkali solution for 1 year,
Tensile strength loss < 5%.
Low-temperature brittle-resistance: No crack in impact test at -30℃ (JIS K 7111 kiwango).
Life verification: Passed the ISO 9080 accelerated aging test, 50 years service life certification.
Applications of Shock-Resistant PPR Pipes|
Japanese engineering case performance
Civil construction field
Case 1: Harumi FLAG, a high-rise apartment building in Tokyo
Application: Whole-building cold and hot water system
Results: Construction efficiency increased by 35%, annual maintenance cost reduced by 1.2 million yen.
Industrial facilities
Case 2: Pure water system at Osaka Semiconductor plant
Application: Ultrapure water conveying pipeline
Results: The resistivity was maintained at 18.2MΩ·cm (reaching the highest standard of JIS K 0557).
In the field of municipal engineering
Case 3: Fukuoka City Smart Water Renovation Project
Application: Trenchless repair of the leading pipe network
Results: The leakage rate was reduced from 25% to 3%, and it won the “2024 Innovation Award” of the Japan Waterways Association.
Ufungashaji na Usafirishaji
Depending on the products and qty, tunaweza kufanya ufungaji wa coiling, mistari, ufungaji wa kifungu, masanduku au masanduku, nk.
Usafirishaji: Kwa bahari, reli, air, or at the customer’s request.
Wasifu wa Kampuni
Luoyang Datang Energy Tech Co., Ltd. ni mtengenezaji mkuu wa Kichina aliyebobea kwa mabomba ya plastiki ya ubora wa juu na vifaa vya kuweka. Ina vifaa vya kisasa vya uzalishaji wa kiotomatiki na kuungwa mkono na timu ya 200 wataalamu, tunatoa laini ya kina ya bidhaa inayojumuisha zaidi 150 aina ya mabomba ya plastiki na fittings iliyoundwa kwa ajili ya usambazaji wa maji na mifumo ya mifereji ya maji, usambazaji wa gesi, na mifumo ya joto ya sakafu. Our main products include PVC Pipes and Fittings, PE (HDPE) Mabomba na Fittings, Mabomba ya PPR na Fittings, na Mabomba ya Kupasha joto kwenye Ghorofa ya PEX.
Should you have any inquiries regarding our PPR mabomba na fittings, tafadhali usisite kuwasiliana nasi!
Simu.:0086-183 3790 0677
Wechat: 0086-183 3790 0677
Whatsapp: 0086-183 3790 0677
Barua pepe: sales@pipesandfittings.net
Masharti ya Malipo
T/T, L/C kwa kuona, Muungano wa Magharibi & Paypal, nk.
FAQ of Shock-Resistant PPR Pipes|
FAQs for Japanese customers
Q1: Do PPR tubes comply with Japanese seismic regulations?
Fully compliant! The products have passed the BL Institute test designated by the Ministry of Land, Infrastructure and Transport, meet the requirements of the “Construction Standards Law Enforcement Order” Article 88 seismic grade 3 or above, and provide a 10-year seismic performance warranty.
Q2: Is the pipeline connection method suitable for the existing construction standards in Japan?
We support hot melt sockets and ELECTRIC melt pipe fittings, two construction methods compatible with 90% of the Japanese brand welding machines (such as RIDGID and OSAKA ELECTRIC). We also provide JIS B 2305 standard construction training.
Q3: How to cope with the extreme cold weather in winter in Japan?
DN20 and above pipelines are equipped with a standard anti-freeze layer (-35℃ anti-freeze crack) and provide the Hokkaido area’s unique anti-freeze program (including a tropical integrated system).
Q4: What are the environmental protection certifications?
Achieved:
RoHS 2.0 (Heavy Metal restrictions)
REACH SVHC 235 (EU Chemical Substances Control)
OMBA NUKUU
BIDHAA INAZOHUSIANA

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