Stainless steel pipe DIN EN ISO 1127
The ISO pipes are described in terms of dimensions in the standard "DIN EN ISO 1127 stainless steel pipes” (issued by Beuth Verlag GmbH, D-10722 Berlin) http://www.beuth.de. This standard derives from the standards DIN 2462 (dimensions of seamless pipes) and DIN 2463 (dimensions of welded pipes).
The dimensions, limit dimensions and lengths are defined herein. Contrary to the previous DIN 2462 and 2463, the definitions for seamless and welded pipes are integrated into one standard now, thus omitting the differences between both standards.
ISO pipes are manufactured from hot rolled sheet metal. The surface quality related to the parent material, which is described as slight "orangepeel skin”,cannot be improved by polishing, contrary to the pipe standard DIN EN 10357 and others (cold rolled strip parent material).
Further determinations regarding the surface quality (roughness etc.) and ferrite content are not taken into consideration for ISO pipes.
Dimensions DIN | DN10 (annealed and not annealed) (series A and series B) DN250 - DN450 (not annealed) |
Dimensions SMS | DN15 - DN200 (not annealed) |
Material | 304 (1.4301) or 304L (1.4307) |
Surface inside outside | pickled pickled or grounded |
We provide a 3.1 certificate acc. EN 10204 for each pipe on request.
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