API Standard Oilfield Drilling sucker rod

Quality Control

professional production team, production line, experienced technical experts who engaged in this industry for more than 32 years, the quality will be controled strictly:

1. The raw material was purchased from our long-term suppliers.

2. Processing machinery is updated with the technological updating.

3. Expertly production workers take charge of production line.

4. Fullly nondestructive test.