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HDPE pipes for water have become a preferred choice for water transportation du...
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PPR Male Threaded Coupling
PPR Male Threaded Coupling known as PPR male adaptor or socket, has a BSP or NPT standard male thread on the one end to connect a metal threaded pipe, the other end is smooth and used to connect with unthread same-size pipes using a PPR welding machine, which is manufactured according to German DIN standards with sizes ranging from 20mm up to 160mm. The outstanding temperature rating of up to 70 C and pressure rating of up to 25 Bar make the PP-R system the ideal solution for a variety of applications, PPR male threaded coupling is made of non-toxic Polypropylene Random Copolymer and high-quality nickel plated brass inserts, has the advantage of health, long lifetime, rust resistance, heavyweight brass inserts and easy construction, being produced on Germany production line and inspected by CNAS proved national laboratory, PN2.5 Mpa design pressure for hot and cold water supply and heating systems, OEM service and customized colour are available.
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| Item Name | PPR male threaded coupling |
| Size | 20-160mm |
| Pressure | Pn 2.5Mpa |
| Material | Polypropylene random, PPR beta |
| Inserts | brass |
| Color | Green, gray, white, purple |
| Connection | BSP, NPT |
| Standard | DIN8077, DIN8078 ,ISO15874 |
| Item name | Product Code | Size (mm) | Packing (pc/ctn) | Vol per Ctn (cbm) | Weight (kg/pc) |
PPR coupling Male  |
RFW20 | 20x1/2" | 200 | 0.0233 | 0.061 |
| RFW20-1 | 20x3/4" | 180 | 0.0233 | 0.088 | |
| RFW25 | 25x1/2" | 200 | 0.0233 | 0.064 | |
| RFW25-1 | 25x3/4" | 180 | 0.0233 | 0.088 | |
| RFW32 | 32x1/2" | 180 | 0.0233 | 0.08 | |
| RFW32-1 | 32x3/4" | 160 | 0.0233 | 0.093 | |
| RFW32-2 | 32x1" | 72 | 0.0233 | 0.181 | |
| RFW40 | 40x1-1/4" | 48 | 0.0233 | 0.285 | |
| RFW50 | 50x1-1/2" | 32 | 0.0233 | 0.366 | |
| RFW63 | 63x2" | 24 | 0.0233 | 0.597 | |
| RFW75 | 75x2-1/2" | 16 | 0.0233 | 0.88 | |
| RFW90 | 90x3" | 6 | 0.0233 | 1.22 | |
| RFW110 | 110x4" | 5 | 0.0233 | 1.68 |
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About Us
Shanghai Zhongsu Pipe Co., Ltd.
Shanghai Zhongsu Pipe Co.,Ltd established in 2004 with 1.01 billion registration capital, situated in Jinshan district of shanghai china, occupied 70000 square meters. ZHSU specialized in producing PPR pipe, antibacterial PPR pipe, anti UV PPR pipe, PP-RCT pipe, PE-RT pipe, HDPE pipe and fittings with various materials, adopted high technology production line to improve productivity and provide customer with fast delivery time. OEM PPR Male Threaded Coupling Manufacturers and Wholesale PPR Male Threaded Coupling Factory in China. In order to cooperate with national rural drinking water safety project, ZHSU adopted large diameter facility for PE production, our biggest PE pipe diameter reached DN1200mm at present, ZHSU has become one of the manufacturers in china who can produce such large diameter PE pipe.
We adopted German brand Battenfeld-cincinnati production lines for plastic pipes to organize production in strictly accordance with international standards, the procedure from raw material purchasing to finished product delivery is fully under monitoring, passed ISO9001, ISO14001 and OHSAS18001 certification because of perfect management. Wholesale PPR Male Threaded Coupling. Besides we were nominated as ”Shanghai famous brand products, Shanghai high-tech enterprises and Shanghai famous trademarks”.
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Product Knowledge
What measures are taken to ensure the durability of the threads over multiple installation and removal cycles?
Ensuring the durability of threads in PPR Male Threaded Couplings over multiple installation and removal cycles is crucial for maintaining the integrity of the plumbing or piping system. Several measures can be taken to enhance the durability of the threads:
Thread Material Quality:
Using high-quality PPR material with good mechanical properties is fundamental. The material should be resistant to wear, abrasion, and deformation, ensuring that the threads maintain their integrity even after multiple assembly and disassembly cycles.
Precision Machining:
Precision machining of the male threads is essential to create threads with accurate dimensions and smooth surfaces. Well-machined threads reduce the likelihood of galling or damage during installation and removal.
Thread Design:
The design of the threads, including pitch, thread angle, and overall geometry, should be optimized for durability. Well-designed threads distribute stress evenly, minimizing the risk of fatigue and ensuring longevity over multiple cycles.
Thread Coatings or Treatments:
Applying coatings or treatments to the threads can enhance their resistance to wear and corrosion. For example, manufacturers may use coatings like zinc plating or apply lubricants to reduce friction during threading, minimizing wear and tear.
Thread Lubrication:
Recommending or providing a suitable thread lubricant during installation can reduce friction and prevent galling. Proper lubrication helps the threads withstand the stresses of assembly and disassembly without excessive wear.
Thread Protection During Transportation:
Implementing protective measures during transportation, such as using caps or covers, shields the male threads from external forces, impacts, and potential damage. This protection is crucial for preserving the threads' condition before they are installed.
Tightening Torque Guidelines:
Providing clear guidelines on the recommended tightening torque during installation helps prevent over-tightening, which could lead to thread damage. Following specified torque values ensures that the coupling is secured without causing unnecessary stress on the threads.
Quality Control Measures:
Implementing stringent quality control measures during the manufacturing process helps identify and rectify any deviations from design specifications. Thorough inspection of each coupling ensures that only products meeting quality standards are delivered to customers.
Educational Material for Users:
Providing educational material or guidelines for users regarding proper handling and installation procedures can contribute to the durability of threads. Users should be informed about best practices to avoid unnecessary stress on the threads during assembly and disassembly.
Material Compatibility Considerations:
Ensuring compatibility between the PPR material of the coupling and any thread sealants or tapes used is important. Some incompatible materials may contribute to accelerated wear or degradation of the threads.
Avoiding Cross-Threading:
Promoting awareness among users about the importance of avoiding cross-threading during installation is crucial. Cross-threading can lead to irreversible damage to the threads and compromise the coupling's performance.
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Telephone:+86-21-57461561
Phone:+86-18721379989
Shanghai Zhongsu Pipe Co.,Ltd established in 2004 with 1.01 billion registration capital, situated in Jinshan district of shanghai china, occupied 70000 square meters. OEM PPR Male Threaded Coupling Manufacturers and Wholesale PPR Male Threaded Coupling Factory in China.
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