Our Advantages
1. Best Price
Modern automatic injection equipment, efficient management, reduce product costs of workers. Our prices are competitive all over the world.
2. High Precision Die
Our high precision dies make our products better in surface and dimension. All these make our products reliable.
3. Inspection System
We also have an inspection system to keep the quality of each product stable and good. Our factory inspection rate is 100% to ensure that all products you get are of high quality.
4. Top suppliers
We are one of the largest suppliers in China. We export valves and accessories to more than 50 countries worldwide.
Outside Diameter
Dn | Standard: GB/T 10002.1-2006, ISO4422-1996 |
| Nominal Pressure MPa |
| 0.63MPa | 0.8MPa | 1.0MPa | 1.25MPa | 1.6MPa | 2.0MPa |
Thicknes
En,mm | Thicknes
En,mm | Thickness
En,mm | Thickness
En,mm | Thickness
En,mm | Thickness
En,mm |
| 20 | | | | | *1.5 | 2.0 |
| 25 | | | | *1.5 | 2.0 | 2.3 |
| 32 | | | *1.6 | 2.0 | 2.4 | 2.9 |
| 40 | | *1.6 | 2.0 | 2.4 | 3.0 | 3.7 |
| 50 | *1.6 | 2.0 | 2.4 | 3.0 | 3.7 | 4.6 |
| 63 | 2.0 | 2.5 | 3.0 | 3.8 | 4.7 | 5.8 |
| 75 | 2.3 | 2.9 | 3.6 | 4.5 | 5.6 | 6.9 |
| 90 | 2.8 | 3.5 | 4.3 | 5.4 | 6.7 | 8.2 |
| 110 | 2.7 | 3.4 | 4.2 | 5.2 | 6.6 | 8.1 |
| 125 | 3.0 | 3.9 | 4.8 | 6.0 | 7.4 | 9.2 |
| 140 | 3.4 | 4.3 | 5.4 | 6.7 | 8.3 | 10.3 |
| 160 | 3.9 | 4.9 | 6.2 | 7.7 | 9.5 | 11.8 |
| 200 | 4.9 | 6.2 | 7.7 | 9.6 | 11.9 | 14.7 |
| 225 | 5.5 | 6.9 | 8.6 | 10.8 | 13.4 | 16.6 |
| 250 | 6.1 | 7.7 | 9.6 | 11.9 | 14.8 | 18.4 |
| 315 | 7.7 | 9.7 | 12.1 | 15.0 | 18.7 | 20.6 |
| 355 | 8.7 | 10.9 | 13.6 | 16.9 | 21.1 | |
| 400 | 9.8 | 12.3 | 15.3 | 19.1 | 23.7 | |
| 450 | 11.0 | 13.8 | 17.2 | 21.5 | 26.7 | |
| 500 | 12.2 | 15.3 | 19.1 | 23.9 | | |
| 560 | 13.7 | 17.2 | 21.4 | | | |
| 630 | 15.4 | 19.3 | 24.1 | | | |
Shandong Yost Economic and Trade Co., Ltd was founded in 2003 located in Jinan city Shandong Province, which is very famous for its beautiful and magnificent spring in China. The company has several factories. As an enterprise integrating R&D, production and sales of plastic pipes and fittings, Shandong Yost Economic and Trade Co., Ltd currently has 500 employees and 150 senior engineering technicians with the total investment of 800 million Yuan. We are always persisting in the cultural philosophy of "innovation, win-win, teamwork and humanity", adhering to the market competition concept of "developing through credibility and surviving by high quality", emphasizing on brand development and protection. Along with the sustainable development, Shandong Yost Pipe has played a significant role in the industry with its great comprehensive strength.
Shandong Yost Economic and Trade Co., Ltd has fully passed the certifications of integrated management systems including ISO9001 quality management system, ISO14001 environmental management system and GB/T28001 occupational health and safety management system, and has been listed into the Annual Report on Materials and Equipment Products for National Rural Drinking Water Safety Project for five successive years. Shandong Yost Brand has been honored as "Chinese Renowned Brand", "Chinese Famous Brand" and "Chinese Brand" by relevant national authorities; Shandong Yost Plastics has been rated as "National Quality, Service and Credit AAA Enterprise".
By adopting the high-end domestic production equipment, advanced environmental protection formula and fully automated production process and executing the national standards strictly, Yost Plastics has established a systematic marketing channel in more than 20 provinces nationwide shortly within several years. As our company scale grows increasingly, we have established three specialized production bases: the first production base covers an area of over 120,000 m² and specialized in production of PVC-U water supply and drainage pipes, PVC -M and PE water supply pipes, anti-erosion and wearing-resistant PE pipes, PE gas pipes, PP-R cold and hot water pipes and fittings, and PE-RT floor heating pipes; the third production base, which was established in cooperation with China Oil & Gas Group Ltd., covers an area of over 130,000 m² and specialized in production of PE gas pipes. Based on such strong advantages, Shandong Yost Plastics has developed rapidly into one of the largest specialized manufacturers of plastic pipes and fittings in north china, and we can meet the product demands of multiple industry fields at home and abroad.
Audited Supplier 
){kind=link}