Welding neck collars, aluminium acc. to EN 485, EN AW 5754-0/H112, seamless, PN10, sim. to DIN 2642 Contributing author:Iris Schwab Article published:30/07/2018 Contribution category: Read morePre-welding flange, aluminum acc. to EN 485, EN AW 5754-0/H112, seamless, PN10, sim. to DIN 2642