The casing centralizers are used to protect sucker rod to reduce wearing.
2.1. Super strength spring steel
2.2. ASTM A395 ductile iron ,or equivalent international series number.
2.3. Polyester centralizer
2.4. Aluminum alloy
3.1. One or double bow without welding
3.2. Rigid type
3.3. Roller type
4″×5-7/8″, 4-1/2″×6-1/8″, 5″×61/2″, 5-1/2″×8-1/2″, 7″×8-1/2″, 7-5/8″×9-1/2″ , 8-5/8″×10-5/8″, 9-5/8″×12-1/4″, 10-3/4″×14-3/4″, 13-3/8″×17-1/2″, 16″×20″, 20″×26″
Tianjin Soright Technology & Development Co.,Ltd is one of exporting windows of China Petroleum Machinery. It is an integrity combined with R&D, machinery and processing, technical services on petroleum machinery products and services. the company keeps on the Quality is the first. Quality Management System has been set up to ensure the whole process being properly controlled.
Our main products are: stuffing box, sucker rod, subsurface sucker rod pump, thread protector, split cone packing, tubing crossover, float shoe and float collar etc. All of products are designed and processed meeting API Specifications.