Direct from the factory! Leave it to us for copper pipe fittings and 21-dollar valves!
Gunkyō Manufacturing Co., Ltd. has developed with the support of many users as a manufacturer of copper pipe fittings and valves for instrumentation and air conditioning since its establishment. Currently, we have leveraged that technology to enable the processing of various precision parts. We specialize particularly in small-diameter precision lathe-processed products, small-batch and single-item prototypes, various screw processing (PT, PF, NPT, Unified, inch screws, etc.), and non-ferrous metals (including plastics). We can also handle processing that other companies tend to avoid, so please feel free to contact us. We offer flare-type copper pipe fittings, including half unions, elbow unions, tee unions, flared unions, and bag nuts. For more details, please contact us or refer to our catalog.
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【Characteristics of Gunkei Manufacturing】 ○ Utilizing over 40 years of experience in small factories for machining → Possesses know-how in the production of joints, nozzles, and machining of jig components → Capable of various machining processes ○ Can process various materials such as SUS, aluminum, iron, copper, brass, and resin ○ Specializes particularly in precision lathe machining → Skilled in processing various screws, bolts, pins, shafts, etc. ○ If you send us your drawings via fax, we will provide estimates and production. Please feel free to contact us for any production inquiries. 【Product Introduction】 ○ Half Union → Copper pipe outer diameter (mm): 6/8/10/12/6.35/9.53/12.7 ○ Elbow Union → Copper pipe outer diameter (mm): 6/8/10/12/6.35/9.53/12.7 ○ Tee Union → Copper pipe outer diameter (mm): 6/8/10/12/6.35/9.53/12.7 ○ Flared Union → Copper pipe outer diameter (mm): 6/8/10/12/6.35/9.53/12.7 ○ Cap Nut → Copper pipe outer diameter (mm): 6/8/10/12/6.35/9.53/12.7 ● For more details, please contact us or refer to our catalog.
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Company information
Gunkyō Manufacturing Co., Ltd. has developed with the support of many users as a manufacturer of copper pipe fittings and valves for instrumentation and air conditioning since its establishment. Currently, we have leveraged that technology to enable the processing of various precision parts. We specialize particularly in small-diameter precision lathe products, small-batch and single-item prototypes, various screw machining (PT, PF, NPT, Unified, inch screws, etc.), and non-ferrous metals (including plastics), among others. We also carry out can manufacturing, sheet metal work, welding processing, and assembly, assisting in the production of products that include metal through complex processing. We can handle processing that other companies tend to avoid, so please feel free to contact us.
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