High performance valves and seats are available from Kehua with the following features ;
Forged alloy steel AISI4119 construction
Heavy-duty valve design
Deep carburized wear surfaces
Heavy-duty durable retainer threads
Precise machined to API standards
Taper post �Vheat treat machined to remove warpage
Available in sizes to fit all major mud pumps
Offer an expansive range of valves and seats such as premium cross arms valve and seat ,arms valve and seat. full-open valve and seat ,long-life bonded valve with urethane ,ling-life valve with urethane .wide choice of options available for requirements not met by hardened of stainless steel valves and elastomer �Vinsert valve seats. he hardened steel liner service life surpasses 800 hour under the normal condition.