PVDF pipe fittings, with their stable physical properties and chemical resistance, have become a preferred solution for piping systems across multiple industries, serving a wide range of applications:
1. Chemical & Petrochemical Industry
Strong Corrosion Conveyance: Resistant to nearly all organic solvents, strong acids (e.g., 98% sulfuric acid, aqua regia), and strong alkalis (e.g., 50% sodium hydroxide). Ideal for transporting corrosive media in chemical reactors, pharmaceutical synthesis lines, and petrochemical refining processes, with no chemical reaction or material dissolution even after long-term use.
High-Temperature Process Pipes: Withstands continuous operating temperatures of -40℃ to 150℃ (short-term peak up to 180℃), suitable for high-temperature chemical material transfer in polyester, polyurethane, and other chemical production lines.Municipal Infrastructure
2. Semiconductor & Electronics Industry
Ultra-Pure Fluid Conveyance: Complies with SEMI F57 standards for ultra-pure water systems. The inner wall of the pipe is smooth (Ra ≤ 0.2μm) with low ion elution (total ion content < 10ppb), avoiding contamination of semiconductors during wafer cleaning, etching, and deposition processes.
High-Purity Gas Transmission: Excellent gas barrier property, impermeable to hydrogen, nitrogen, and inert gases. Widely used in high-purity gas pipelines for semiconductor manufacturing plants, ensuring stable gas quality.Specialized Fields
3.Environmental Protection & Energy Sector
Wastewater Treatment: Resistant to highly acidic/alkaline industrial wastewater (e.g., electroplating wastewater, printing and dyeing wastewater) and oxidizing media (e.g., chlorine, hydrogen peroxide), suitable for wastewater collection and treatment pipelines in heavy industry parks.
New Energy Projects: Used in lithium battery production lines for electrolyte conveyance and cooling water pipelines in fuel cell systems. Resists corrosion from lithium hexafluorophosphate and other electrolytes, ensuring safe operation of new energy equipment.
Hengda’s PVDF pipe Fittings are rigorously controlled from raw material selection to production processes. Compared to traditional pipe Valves and standard PVDF products, they possess seven core competitive advantages:
| Advantage Category | Our PVDF Pipe Fittings | Traditional Pipes (Steel/PP/UPVC) |
| Chemical Resistance | Resists 99% of strong acids, alkalis, and organic solvents; no electrochemical corrosion | Steel pipes rust quickly in corrosive environments; PP/UPVC pipes dissolve in strong acids/alkalis |
| Temperature Stability | Continuous use at -40℃ to 150℃; no brittleness at low temperatures or deformation at high temperatures | Steel pipes deform at high temperatures; PP/UPVC pipes become brittle below 0℃ and soften above 80℃ |
| Mechanical Strength | Tensile strength ≥ 45MPa; impact strength ≥ 8kJ/m²; withstands long-term internal pressure of 1.0MPa (20℃) | Steel pipes are heavy and prone to corrosion-induced strength loss; PP/UPVC pipes have low impact resistance |
| Sanitary & Environmental Performance | Complies with FDA 21 CFR Part 177.2600; non-toxic, odorless, and recyclable | Steel pipes may release heavy metals; some PP/UPVC pipes contain harmful plasticizers |
| Product name | PVDF Reducing Tee |
| Specification available | 1/2"-16" |
| SDR/pressure ratings | PN10/PN16 |
| Material to be used | 100% Virgin Raw Material |
| Colors available | White |
| Packing method | In bags or cartons |
| MOQ | Negotiable |
| Production lead time | 7-10 days for a 20ft container, 10-15 days for a 40ft container. |
| Warranty time | 1 years for normal use |
| Payment term | T/T or LC at sight |
| FOB loading port | Shanghai China |
| Place of origin | Changzhou, China |
Socket welding
| Size/PN16 | ¢D2 | ¢d2 | T1 | ¢D1 | ¢d1 | T2 | H2 | H1 | L |
| Dimension | ㎜ | ㎜ | ㎜ | ㎜ | ㎜ | ㎜ | ㎜ | ㎜ | ㎜ |
| DN20*15 | 35.0 | 24.0 | 18.0 | 28.4 | 19.0 | 16.0 | 47.0 | 29.5 | 62.0 |
| DN25*15 | 43.0 | 31.0 | 18.0 | 28.4 | 19.0 | 16.0 | 54.5 | 33.0 | 74.0 |
| DN25*20 | 43.0 | 31.0 | 20.0 | 35.0 | 24.0 | 18.0 | 56.5 | 35.0 | 74.0 |
| DN32*25 | 52.0 | 39.0 | 22.0 | 43.0 | 31.0 | 18.0 | 60.5 | 34.5 | 86.0 |
| DN32*20 | 52.0 | 39.0 | 22.0 | 35.0 | 24.0 | 18.0 | 64.5 | 38.5 | 86.0 |
| DN32*15 | 52.0 | 39.0 | 22.0 | 28.4 | 19.0 | 16.0 | 62.5 | 36.5 | 104.0 |
| DN40*32 | 64.0 | 49.0 | 26.0 | 52.0 | 39.0 | 18.0 | 68.5 | 36.5 | 104.0 |
| DN40*25 | 64.0 | 49.0 | 26.0 | 43.0 | 31.0 | 18.0 | 70.5 | 38.5 | 104.0 |
| DN40*20 | 64.0 | 49.0 | 26.0 | 35.0 | 24.0 | 18.0 | 70.5 | 38.5 | 104.0 |
| DN40*15 | 64.0 | 49.0 | 26.0 | 28.4 | 19.0 | 16.0 | 68.5 | 36.5 | 104.0 |
| DN50*40 | 80.5 | 62.0 | 30.0 | 64.0 | 49.0 | 26.0 | 99.0 | 58.5 | 126.0 |
| DN50*32 | 80.5 | 62.0 | 30.0 | 52.0 | 39.0 | 22.0 | 95.0 | 54.5 | 126.0 |
| DN50*25 | 80.5 | 62.0 | 30.0 | 43.0 | 31.0 | 20.0 | 93.0 | 52.5 | 126.0 |
| DN50*20 | 80.5 | 62.0 | 30.0 | 35.0 | 24.0 | 18.0 | 91.0 | 50.5 | 126.0 |
| DN50*15 | 80.5 | 62.0 | 30.0 | 28.4 | 19.0 | 16.0 | 89.0 | 48.5 | 126.0 |
| DN65*50 | 92.5 | 73.5 | 33.0 | 80.5 | 62.0 | 30.0 | 114.0 | 68.0 | 144.0 |
| DN65*40 | 92.5 | 73.5 | 33.0 | 64.0 | 49.0 | 26.0 | 110.0 | 64.0 | 144.0 |
| DN65*32 | 92.5 | 73.5 | 33.0 | 52.0 | 39.0 | 18.0 | 106.0 | 60.0 | 144.0 |
| DN80*65 | 112.0 | 73.5 | 36.0 | 92.5 | 73.5 | 33.0 | 135.5 | 79.5 | 164.0 |
| DN80*50 | 112.0 | 88.5 | 36.0 | 80.5 | 62.0 | 30.0 | 131.0 | 76.0 | 164.0 |
| DN80*40 | 112.0 | 88.5 | 36.0 | 64.0 | 49.0 | 26.0 | 127.0 | 71.0 | 164.0 |
| DN100*80 | 133.5 | 108.5 | 42.0 | 112.0 | 88.5 | 36.0 | 158.0 | 93.0 | 198.0 |
| DN100*65 | 133.5 | 108.5 | 42.0 | 92.5 | 73.5 | 33.0 | 154.5 | 89.5 | 198.0 |
| DN100*50 | 133.5 | 108.5 | 42.0 | 80.5 | 62.0 | 30.0 | 151.0 | 86.0 | 198.0 |
| DN100*40 | 133.5 | 108.5 | 42.0 | 52.0 | 39.0 | 26.0 | 148.5 | 81.7 | 198.0 |
BUTT welding

| DIM | Code | SDR21-S10 | SDR33-S16 | mm | mm | mm | mm | mm | mm |
| 25*20 | 07.02.05.11.0001 | 16 | 1 | 84.0 | 25.0 | 20.0 | 2.0 | 2.0 | 44.0 |
| 32*25 | 07.02.05.11.0002 | 16 | / | 92.0 | 32.0 | 25.0 | 2.0 | 2.0 | 47.0 |
| 32*20 | 07.02.05.11.0003 | 16 | 1 | 92.0 | 32.0 | 20.0 | 2.4 | 2.0 | 47.0 |
| 40*32 | 07.02.05.11.0004 | 16 | / | 102.0 | 40.0 | 32.0 | 2.4 | 2.4 | 51.0 |
| 40*25 | 07.02.05.11.0005 | 16 | / | 102.0 | 40.0 | 25.0 | 2.4 | 2.0 | 51.0 |
| 50*40 | 07.02.05.11.0006 | 16 | / | 116.0 | 50.0 | 40.0 | 3.0 | 2.4 | 58.0 |
| 50*32 | 07.02.05.11.0007 | 16 | 1 | 116.0 | 50.0 | 32.0 | 3.0 | 2.4 | 58.0 |
| 50*25 | 07.02.05.11.0008 | 16 | / | 116.0 | 50.0 | 25.0 | 3.0 | 2.0 | 58.0 |
| 50*20 | 07.02.05.11.0009 | 16 | 1 | 116.0 | 50.0 | 20.0 | 3.0 | 2.0 | 58.0 |
| 63*50 | 07.02.05.11.0010 | 16 | / | 132.0 | 63.0 | 50.0 | 3.0 | 3.0 | 66.0 |
| 63*40 | 07.02.05.11.0011 | 16 | 1 | 132.0 | 63.0 | 40.0 | 3.0 | 2.4 | 66.0 |
| 63*32 | 07.02.05.11.0012 | 16 | / | 132.0 | 63.0 | 32.0 | 3.0 | 2.4 | 66.0 |
| 60*25 | 07.02.05.11.0013 | 16 | / | 132.0 | 63.0 | 25.0 | 3.0 | 2.0 | 66.0 |
| 63*20 | 07.02.05.11.0014 | 16 | / | 132.0 | 63.0 | 20.0 | 3.0 | 2.0 | 66.0 |
| 75*63 | 07.02.05.11.0015 | 16 | / | 150.0 | 75.0 | 63.0 | 3.6 | 3.0 | 76.0 |
| 75*50 | 07.02.05.11.0016 | 16 | / | 150.0 | 75.0 | 50.0 | 3.6 | 3.0 | 76.0 |
| 90*75 | 07.02.05.11.0017 | 16 | 10 | 178.0 | 90.0 | 75.0 | 4.3 | 2.4 | 88.0 |
| 90*63 | 07.02.05.11.0018 | 16 | 10 | 178.0 | 90.0 | 63.0 | 4.3 | 3.0 | 88.0 |
| 90*50 | 07.02.05.11.0019 | 16 | 10 | 178.0 | 90.0 | 50.0 | 4.3 | 3.0 | 88.0 |
| 110*90 | 07.02.05.11.0020 | 16 | 10 | 217.0 | 110.0 | 90.0 | 5.3 | 4.3 | 107.0 |
| 110*75 | 07.02.05.11.0021 | 16 | 10 | 217.0 | 110.0 | 75.0 | 5.3 | 3.6 | 107.0 |
| 110*63 | 07.02.05.11.0022 | 16 | 10 | 217.0 | 110.0 | 63.0 | 5.3 | 3.0 | 107.0 |
| 110*50 | 07.02.05.11.0023 | 16 | 10 | 217.0 | 110.0 | 50.0 | 5.3 | 3.0 | 107.0 |
| 160*110 | 07.02.05.11.0024 | 16 | 10 | 347.0 | 160.0 | 110.0 | 7.7 | 5.3 | 152.0 |
| 225*160 | 07.02.05.11.0025 | 16 | 10 | 435.0 | 225.0 | 160.0 | 10.8 | 7.7 | 212.0 |
| 225*110 | 07.02.05.11.0026 | 16 | 10 | 435.0 | 225.0 | 110.0 | 10.8 | 5.3 | 212.0 |
| *The remaining dimensions are made by lap welding | |||||||||
We strictly select high-grade PVDF resin to ensure product performance meets global standards:
Core Raw Material Supplier: Partners with leading global chemical enterprises such as Basell ( HP550J) and Sinopec (T30S-H), using 100% homopolymer polypropylene with a melt flow rate (MFR) of 0.3-1.5g/10min (230℃, 2.16kg)—ensuring strong impact resistance and weldability.
Additive Compliance: Uses non-toxic, environmentally friendly additives (e.g., heat stabilizers, antioxidants) that meet EU REACH regulations. No heavy metals (lead, cadmium) or harmful plasticizers, making the product safe for food and pharmaceutical applications.
Raw Material Testing: Each batch of resin undergoes tests for melt flow rate, tensile strength (≥35MPa), and Vicat softening temperature (≥150℃) to eliminate substandard materials and ensure consistent pipe quality.
Virgin PVDF The high purity of the resin and the scientific ratio of the auxiliary materials directly determine the corrosion resistance, mechanical strength and sanitary safety of the pipeline.
Contact us
Contact us freely for any inquiries on our products by following:
Email: 13328178822@163.com
Mob: 0086-13328178822
24 hours on line contact:
whatsApp / wechat: 0086-13328178822
Hengda, boasting more than 23 years of growth, stands as one of China's premier manufacturers and suppliers of PVDF, PVDF, PVDF, and PVDF pipes, fittings, and valves. Leveraging advanced imported technologies and equipment, we invite you to purchase our high-quality, competitively priced Chinese products.
Address
No. 6 Zhujie Road, Zhuze Town, Liyang City, Jiangsu Province, China
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