Welded steel precision tubes
EN 10305-3/5. Round, square, rectangular, flat oval. Available in different steel qualties and surface conditions:
- S1 (black)
- S2 (pickled and oiled)
- S3 (cold strip)
- S4 (surface to be agreed) for example: sendzimir strip, magnesiumzinc, hot dip galvanized or galvanized and protected with lacquer.
