Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.
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Mechanical seating or cup seating sucker rod pump description
1. Type of barrel: chrome plated or carbonitride surface
2. Type of plunger: metal spray or chrome plated surface
3. Valve ball and seat materials: stainless steel and tungsten carbide
4. Sucker rod pump are manufactured in accordance with API 11AX
5.API monogrammed and ISO 9001 licensed
6. More than 40 models and sizes are available
7.Diameter ranging from 28 mm to 100mm
· Zhongshi Group is the API certification enterprise for 15 years;
· ISO9001 quality management system;
· We provide on-site technical service,no matter when and where.