ADDRESS. 2200 Gobara, Annaka-shi, Gunma, 379-0135, Japan
We are woking to provide stably good products and meet demands for lower costs and shoter delivery times, manufacturing in a continuous process from tube making to secondary working at our own plant.
Welded tubes are made from band shaped steels.
Tubing machine : 21
Welded tubes are deformed into a appropriate diameter by cold drawing.
Drawing machine : 18
Drawn and annealed tubes are straightened.
Straightening machine : 10
Welded and Drawn tubes are annealed in a reducing atmosphere.
Bright annealing furnace : 2
Tubes are cut by various cutting machines according to the demension.
Cutting machine : 50
Cut tubes are worked precisely according to the specification.
Surfaces and edges of tubes are grinded or polished.
Centerless grindeing machine: 6
Polishing machine : 10
Barrel machine : 5
Oils attached to tubes in previous processes are removed.
Tubes are strictly inspected their surface condetions, sizes and mechanical properties.
The products passing the final inspection are shipped to the customers.