HP ready to use
Seamless cold drawn cylinder tubes HP EN 10305-1, inside honed or roller burnished, Roughness Ra max 0,3µ, eccentricity ≤ 185 mm DIA. extern max. 5 %, > 185 mm DIA. extern max. 10 %, straightness 1:1000 mm, steel grade E355+SR,
certificate EN 10204/2.2 or 3.1
Diameter 30,0 – 250,0 mm Dia intern
Hot formed tubes acc. to EN 10297-1 / DIN 2448 in addition to DIN 17121,
steel grade S355J2H / E355+AR, Roughness Ra max 0,5µ,
certificate EN 10204/2.2 or 3.1
Diameter ≥ 250,0 mm dia intern
