Smart Joint HDPE Electrofusion Fittings for Inch Sizes

Discover the excellence of our High-Density Polyethylene (HDPE) Butt Fusion Fittings in black and blue variants. Engineered for durability and reliability, these fittings are ideal for a wide range of applications.
Description Review

    Exceptional HDPE Butt Fusion Fittings

      Our HDPE Butt Fusion Fittings in black and blue exemplify quality and versatility in plumbing and piping solutions. Designed to withstand the rigors of various industries, these fittings offer unmatched durability and performance.

      Robust Construction

       Constructed from high-density polyethylene (HDPE), these fittings are engineered to resist corrosion, abrasion, and wear, ensuring long-term reliability.

      Precision Butt Fusion

      The butt fusion welding technique used in these fittings guarantees a seamless connection, minimizing the risk of leaks and ensuring a secure and leak-free plumbing system.

      Applications Galore

      From water supply and irrigation to industrial and chemical piping systems, our HDPE Butt Fusion Fittings find applications across various sectors, offering adaptability and performance.

     Easy Installation

      Installation is a breeze with our fittings, thanks to their user-friendly design and compatibility with standard plumbing procedures.

     Quality Assurance

      Each HDPE Butt Fusion Fitting undergoes rigorous quality testing, meeting international standards and ensuring consistent performance you can rely on.

       Smart Joint produce ASTM standard HDPE electrofusion fittings for inch sizes in both IPS and DIPS including coupler and saddle branch in a range of different sizes and SDRs needed for polyethylene pipe jointing.、

 All Smart Joint electrofusion fittings for inch sizes are produced with PE100 or PE100RC virgin material, It meets with AWWA C906-15 and ASTM-D2513&D-3261 requirement. All products are approved by Watermark, Standardmark in Australia, WRAS in UK, BV in France and NSF Certificate.

Smart Joint
EF Coupler  SDR11

Size:1/2”- 8”

Smart Joint
EF Coupler  


Size:10”- 36”

Smart Joint
EF Saddle Branch 


Size:12”/6”- 63”/24”

Brand Introduction

Smart Joint has been a leading manufacturer of HDPE pipes, HDPE fittings, and fusion machinery since 1992. With nearly three decades of experience in the industry, our commitment to innovation and a dedicated R&D team drives us to provide comprehensive solutions for PE pipe joints.

We take pride in being a fully ISO certified company. Smart Joint offers a wide range of HDPE/PERT fittings in both metric and inch sizes, with capabilities extending up to 63" and 2000mm. In recent years, we have devoted significant efforts to the development of non-pressure derating customized large PE fittings.

Our products have found homes in various parts of the world, including the USA, Canada, Latin America, Australia, South Africa, Peru, Asia, African countries, and more. Holding certifications like watermark, WRAS, and NSF, our products have garnered acclaim from numerous customers.

Drawing from our rich experience in collaborating with pipe factories and partners for EPC projects, we offer one-stop solutions featuring comprehensive HDPE joints for water supply, nuclear power plants, oil and gas, district heating, mining, water treatment, sea desalination projects, and more.

Beyond being a joint solution provider, Smart Joint boasts an in-house construction team with extensive experience in gas, water, piping installation, and pipe relining projects. We stand ready to offer expert advice on achieving the most cost-effective joint solutions.


ISO9001 accredited
Product are with by Australian Standard mark,Water mark certificate, BV France, WRAS Certificate from UK, CE Certificate, USA NSF Certificate.

2020 Smart Joint Pressure WMK25909.4
2023 BV certificate
CE certificate
WRAS certificate -black fitting
ISO certificate updated -SMART JOINT
SMART JOINT NSF C0514215 Certificate
Certificate WMK25909 20141103


Q1:Are you a factory or a trading company?
A1: We are manufacturer of HDPE pipe, HDPE fittings and fusion machinery since 1992.

Q2:Can i place a sample order?
A2: Our samples are not free , If you place the order, we can refund the sample fee.

Q3: May I have a look at your catalogue?  
A3: This is our catalog.

Q4: What are the payment terms?
A4:T/TL/C,Western Union is available.

Q5: What is the payment condition?
A5: 30% deposit to confirm the orderand 70% balance before the shipment.

Q6: What is the lead time?
A6: Sample needs 2-5 days, and mass production needs 10-30 days after receiving the 30% deposit.

Q7: What is the shipping method?
A7: We usually ship by DHL,UPS.FedEx. or TNT airline and sea shipping are also optional.

Q8: How about your warranty period?
A8: Our products have one year warranty period against date of B/L.

Q9: What after-service can you provide?
A9:All your problems after order,such as problmes of products,transportation,payment etc

Q10: Can we get support if we have our own market position?
A10: Please inform us of your detailed mind on your market demand, we will discuss and propose helpful suggestions for you, to find the best solution for you.

Q11: Can you give us corresponding support if we need to make engineering bids or have engineering needs?
A11: Please tell us the project's specific needs, and we will formulate suitable solutions and product configurations for you according to your needs.

Q12:Can you send me your price list?
A12:The price is negotiable. It can be changed according to your quantity 
or package. When you are making an inquiry, please let us know the quantity you want.

Q13:What are the Price Term?    
A:13 CIF \FOB \EXW ect.

Q14:Can you arrive at our spot to give us guide if we need?
A14:Firstly,we suggest to cummunicate by emails,whatsapp or have a vedio meeting,if necessary we'll be there your spot for help.

Q15:what certificates do you have?
A15:Australian Standard mark,Water mark certificate, BV France, WRAS Certificate from UK, CE Certificate, USA NSF Certificate.

Q16:what material do you use for the production?
A16:PE100 Borouge HE3490LS Black

Q17:what standard your products meet?
A17: ISO9001 .

Q18:May I have your Bank Information? 
A18: Yes,this is our Bank Information.

Q19:If the transhipments is accepted?
A19: Allowed.

Q20:Could you accept OEM? 


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