Steam & Condensate Specialist Since 1981


Miyawaki is one of the Worlds leading manufacturers of steam traps and related equipment with more than 60 years of experience, sophisticated technology and the high quality.



Steam Traps

Today Miyawaki's high pressure steam traps have become known worldwide as one of the finest traps made. Their unique SCCV 
Self Closing - Self Centering Valve System
design has proven its high reliability and effectiveness for more than two decades.




Miyawaki manufactures both a Pilot Operated & a Direct Acting Steam Pressure Regulator. These regulators provide low maintenance superior control for steam pressures up to 230 psig.


Steam/Water Mixing Valves         

Miyawaki has expanded its research activities to hot water supply systems and developed a series of Steam/Water Mixing Valve. Unlike most other units available today the MX1N mixing valve design uses an internal bimetal sensor to maintain accurate temperature control. 



Richard L. Jones, Inc.
603 FM 1092, Suite E004
Stafford, Texas 77477
Ph:  (281)261-4500
Fax: (281)261-6165
Mailing Address
PO BOX 17161
Sugar Land, TX 77496
E-mail: sales@rljonesinc.com