DUCTILE IRON SWING CHECK VALVES SERVE TO PREVENT THE BACKFLOW OF MEDIUM IN THE PIPING SYSTEM FOR PROTECTION OF IMPORTANT EQUIPMENT.
| DN | PN | Dimensions(mm) |
| lnch | mm | O | D | D1 | D2 | b | n-d | f | H |
| 2" | 50 | 10/16 | 203 | 165 | 125 | 99 | 19 | 4-19 | 3 | 146 |
| 2.5" | 65 | 10/16 | 216 | 185 | 145 | 118 | 19 | 4-19 | 3 | 155 |
| 3" | 80 | 10/16 | 241 | 200 | 160 | 132 | 19 | 8-19 | 3 | 173 |
| 4" | 100 | 10/16 | 292 | 220 | 180 | 156 | 19 | 8-19 | 3 | 180 |
| 5" | 125 | 10/16 | 330 | 250 | 210 | 184 | 19 | 8-19 | 3 | 212 |
| 6" | 150 | 10/16 | 356 | 285 | 240 | 211 | 19 | 8-23 | 3 | 260 |
| 8" | 200 | 10 | 495 | 340 | 295 | 266 | 20 | 8-23 | 3 | 290 |
| 16 | 495 | 340 | 295 | 266 | 20 | 12-23 | 3 | 290 |
| 10" | 250 | 10 | 622 | 405 | 350 | 319 | 22 | 12-23 | 3 | 339 |
| 16 | 622 | 405 | 355 | 319 | 22 | 12-28 | 3 | 339 |
| 12" | 300 | 10 | 698 | 460 | 400 | 370 | 24.5 | 12-23 | 4 | 376 |
| 16 | 698 | 460 | 410 | 370 | 24.5 | 12-28 | 4 | 376 |
HUBEI RESOURCES FACTORY INTERNATIONAL Ltd is an experienced and professional enterprise exporting caster, hand truck, steel ball, spare parts of refrigerator, metalic dies and rice milling machines. We have been working in this industry for more than 20 years in China.
Our factories are located in Hubei and Guangdong Province. Our factories boast over 20 years' professional experience and powerful basis in planning of such fields as industrial and commercial supporting equipment, outstanding management team, perfect sales network and high-efficiency service system. The various needs of users may be met by flexible and fast response. They have obvious comprehensive advantages and standard management mechanism. Since the factories were founded, under the powerful support of customers and unremitting efforts of all employees, they commit themselves to providing high-quality products for the international famous enterprises in such fields as manufacturing, warehousing & logistics and retail. Based on the tenet of helping customers fully improve efficiency and reduce cost, sincere cooperation and realizing win-win, our factories have become the most professional logistic equipment suppliers in China.
Following the management idea of honest, practical, high-efficiency and innovation, and with "high quality creates good brand" as core, we have unique advantages and abilities, and will continually launch various products with core competitiveness and excellent performance. Our products have reached advanced level in the industry in terms of appearance design, internal performance and product use guarantee.
Our factory is absorbing skilled worker and equipment to improve goods' quality and service to meet various requirement of customer. In future, we will establish high-efficiency and high-quality product manufacturing system by continue exerting its advantages. Furthermore, we will enhance the cooperation with other enterprises in the industry, realizing mutual benefits and win-win, co-development the industrial market, and creating higher value for customers.
Our factories have passed ISO9001: 2000 and got RoHS, NSF and Famous Trademark certificate.
You are welcome to visit and cooperate with our company.
