〒590-0982 大阪府堺市堺区海山町3丁158番地
SKK produce hydraulic pressure tubes made out of electric resistance welded pipe and have good reputation from amny users today.Thick wall welded tubes have been recently developed and we succeeded in developing tubes withstand to the pressure of 420kg/cm2. For quality guarantee SKK have installed full automatic ultrasonic flaw detector to check all the parts as well as welded regions.SKK shall be much obliged if you try our D.O.M.cylinder tubes as well as cold drawn seamless steel tubes.