... -1E355 Steel Tubes for Precision Applications grade:E235, E275, E315, E355 E410 Size: OD (6-610MM) x WT (2-60MM) Product ... : EN 10305-1 or DIN 2391 Steel grade: E215, E235, E355, E255, E410 Size: OD (4-190mm) x WT (0.5 ... ≤0,17≤0,17<1,20≤0,025≤0,025---E355≤0,22≤0,55<1,60≤0,025≤0,025 ...