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Product Description

Hna offers a full line of pistons for duplex and triplex mud pumps. all api types are available.hna offers 5 different styles of valves & seats to fit your drilling needs, suiting to almost all popular mud pumps in the world.hna offers four different type of liners for all popular mud pumps to suit any drilling condition, including premium chromium liners, ceramic liners, chromium-plated liners and hardened liners. alice lee project manager 86-15964271635 tel&fax:86-532-82599926