Congratulation! new type of API 610 OH2 series are successfully installed in Indonesia, etc
3NB Series
Series 3NB mud pump features
• Power end: the frame is a welded structure with steel plate, subject to post welding internal stress relief.  Gear is involute type, smooth running, high efficiency and long service life.  Crankshaft is one-piece hollow cast.  Power end is splash lubricated. 
• Fluid end: suction and discharge flange conform to ASA and API specification. 
• Piston rod and extension rod are connected with coupling for quick assembly and disassembly. 
• Bench at the bottom of valve positioning hole prevents valve seat sinking.  Piston and liner are cooled and lubricated by separate spraying pump device for longer service life. 
• Quick-wear parts are interchangeable.

3NB Series
same quality level as other famous brands. 
Performance Curve:
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