Over 200 sets of DPSB stuffing boxes that our customer ordered have been completed production.

Our company’s customer has ordered over 200 sets of DPSB stuffing boxes, with specifications ranging from 1-3/4x3" LP. At present, production, inspection, calculation and other work have been completed. Waiting for customer notification to be sent to the designated location. The size of the stuffing box polished rod in this batch is 1-3/4, while the standard API sizes are 1-1/8, 1-1/4, 1-1/2. In response to the increase in the size of the polished rod, the company’s technical personnel carefully studied and made partial adjustments to some parts of the stuffing box based on production and on-site experience. After testing, the products fully meet the API standard requirements.