App Temperature Bound List
Material        Medium temperature℃ Material Medium temperature℃
PVC-C -20℃~+95℃ PVC-U -5℃~+45℃
FRPP -20℃~+120℃ PPH -20℃~+110℃
PVDF 40℃~+150℃

Product Structural Features

1. Superior Chemical Resistance: Wide operating temperature range -20°C to 95°C, heavy ion content in the medium meets ultrapure water standards, and hygienic properties meet national health standards.
2. Excellent strength, toughness, and chemical corrosion resistance.
3. Durability: Excellent aging and UV resistance significantly extend the service life of other piping systems.
4. Low thermal conductivity: Approximately 1/200 that of steel; self-extinguishing flame retardancy.
5. Lightweight: Lightweight, equivalent to 1/5 of steel pipe and 1/6 of copper pipe.
6. Low resistance, high flow rate: Smooth, clean pipe surface, minimizes friction and adhesion when conveying fluids.
7. Easy installation, low cost: Adhesive and threaded connections are available, with glue being the most convenient.

Dimension List

DN D d1 d2 t n-Φ
15  95  70  60  14  4-Φ15X20
20  105  75  70  18  4-Φ15X17.5
25  125  90  79  18  4-Φ15X20.5
32  140  100  89  20  4-Φ18X23.5
40  150  112  98  20  4-Φ18X25
50  165  127.5  120  20  4-Φ18X21.75
65  185  148  140  20  4-Φ18X22
80  200  163  150  20  8-Φ18X24.5
100  229  195  175  22  8-Φ18X28
125  254  220  210  22  8-Φ18X23
150  285  246  240  24  8-Φ22X25
200  347  305  295  32  8-Φ23X28
200  341  296  32  12-Φ22
250  406  369  350  34  12-Φ23X32.5
300  445  400  40  12-Φ23
350  505  460  40  16-923
400  570  515  40  16-Φ27
450  625  565  38  20-Φ26
500  670  620  40  20-Φ27
600  800  740  720  50  20-Φ30X40
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About Us
Kaixin Pipeline Technologies Co., Ltd.
Kaixin Pipeline Technology Co., Ltd., founded in 1999, is a high-tech enterprise integrating R&D, manufacturing, sales, and services. It has been recognized as a National-level Key Cultivation Enterprise for "Specialized, Sophisticated, Differential and Innovative" Little Giants, a National-level Key Cultivation Enterprise for "Single Champions," a Provincial Sci-Tech SME, a Ningbo Municipal "Specialized, Sophisticated, Differential and Innovative" SME, a Municipal Key Cultivation Enterprise for "Single Champions," a Municipal Polymer Pipe and Valve Technology R&D Center, a District Green Factory, a Municipal Enterprise Management Innovation (Four-Star) Enterprise, and a Data Management Capability Maturity (Level 2) Enterprise.
As a famous China PVC-C Blind Flange DN15-600 GB Standard Suppliers and PVC-C Blind Flange DN15-600 GB Standard Factory, the company specializes in the R&D, production, and sales of non-metallic chemical anti-corrosion products, including plastic valves, plastic pipes, plastic fittings, and corrosion-resistant pumps. Its material portfolio covers PVC‑C, PVC‑U, PVDF, PPH, and FRPP, offering a comprehensive range of products and specifications. The maximum diameter for butterfly valves reaches DN1000, while pipes and fittings can be manufactured up to DN800. Leveraging its municipal‑level technology R&D center, Kaixin has achieved full-process control from raw material selection and automated production to final product inspection. Its products are widely applied in corrosive environments across industries such as chemical processing, electroplating, and environmental protection, meeting customers' specific requirements for large diameters, temperature resistance, pressure resistance, and other special conditions.
Kaixin steadfastly follows the development philosophy of "technology‑driven and in step with the times," investing nearly ten million yuan annually in R&D. Through automated standardized production and strict selection of imported raw materials, the company ensures consistent product quality. Guided by its foreign trade development strategy, Kaixin keeps close to market trends and leverages the "Internet+" model to promote "Made in China" on the global stage.
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