Today, Royal Steel Industry Co., Ltd. (RSI) celebrates the attainment of ISO 9001 : 2000 certification from AJA EQS. For a medium-scale industry such as RSI, ISO 9001 : 2000 certification is a milestone achievement. Not only does it testify true commitment of the company to international quality standards, but it also serves as a passport to enter into more quality-conscious markets.
- Standard length of 3,750 mm.
- Metric thread with a coupling screwed on one end and thread protector on the other.
- Have its inside bead removed by special de-signed machine.
- Available in Hot-Dip Galvanized both inside and outside.
We offer malleable circular boxes that are box structured with a circular shape. The malleable circular boxes have at most three terminals protruding from it. The special geometrical figure of the malleable circular boxes make them adjustable. The various sizes that the malleable circular boxes are available in are 20mm, 25mm, 32mm, 40mm, 50mm. Subjected to custom design the malleable circular boxes are usually available in Black Hot dip Electroplated & Galvanized finishes.